./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label46.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label46.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN --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 e6cfda55b4df00060532ae07426d70949a0fc78613832cd8fb2b21614956b3d6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 11:07:15,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:07:15,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:07:15,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:07:15,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:07:15,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:07:15,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:07:15,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:07:15,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:07:15,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:07:15,451 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:07:15,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:07:15,453 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:07:15,454 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:07:15,456 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:07:15,457 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:07:15,459 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:07:15,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:07:15,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:07:15,464 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:07:15,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:07:15,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:07:15,469 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:07:15,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:07:15,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:07:15,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:07:15,475 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:07:15,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:07:15,477 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:07:15,478 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:07:15,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:07:15,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:07:15,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:07:15,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:07:15,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:07:15,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:07:15,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:07:15,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:07:15,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:07:15,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:07:15,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:07:15,489 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-20 11:07:15,515 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:07:15,516 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:07:15,516 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:07:15,516 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:07:15,517 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:07:15,518 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:07:15,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:07:15,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:07:15,519 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:07:15,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:07:15,520 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 11:07:15,520 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:07:15,520 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 11:07:15,521 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:07:15,521 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:07:15,521 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:07:15,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:07:15,522 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 11:07:15,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:07:15,522 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:07:15,523 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:07:15,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:07:15,523 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:07:15,524 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:07:15,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:07:15,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:07:15,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:07:15,525 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:07:15,525 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:07:15,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 11:07:15,526 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:07:15,526 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:07:15,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:07:15,527 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_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6cfda55b4df00060532ae07426d70949a0fc78613832cd8fb2b21614956b3d6 [2022-11-20 11:07:15,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:07:15,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:07:15,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:07:15,949 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:07:15,950 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:07:15,952 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/eca-rers2012/Problem15_label46.c [2022-11-20 11:07:19,590 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:07:20,052 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:07:20,053 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/sv-benchmarks/c/eca-rers2012/Problem15_label46.c [2022-11-20 11:07:20,077 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/data/7d4f693aa/127ede49f54d4c1ca297f37da8eea0eb/FLAG75f38ad54 [2022-11-20 11:07:20,144 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/data/7d4f693aa/127ede49f54d4c1ca297f37da8eea0eb [2022-11-20 11:07:20,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:07:20,179 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:07:20,180 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:07:20,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:07:20,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:07:20,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:07:20" (1/1) ... [2022-11-20 11:07:20,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a741e12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:20, skipping insertion in model container [2022-11-20 11:07:20,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:07:20" (1/1) ... [2022-11-20 11:07:20,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:07:20,310 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:07:20,526 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/sv-benchmarks/c/eca-rers2012/Problem15_label46.c[5357,5370] [2022-11-20 11:07:21,093 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:07:21,110 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:07:21,150 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/sv-benchmarks/c/eca-rers2012/Problem15_label46.c[5357,5370] [2022-11-20 11:07:21,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:07:21,594 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:07:21,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:21 WrapperNode [2022-11-20 11:07:21,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:07:21,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:07:21,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:07:21,597 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:07:21,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:21" (1/1) ... [2022-11-20 11:07:21,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:21" (1/1) ... [2022-11-20 11:07:21,861 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2022-11-20 11:07:21,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:07:21,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:07:21,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:07:21,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:07:21,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:21" (1/1) ... [2022-11-20 11:07:21,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:21" (1/1) ... [2022-11-20 11:07:21,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:21" (1/1) ... [2022-11-20 11:07:21,903 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:21" (1/1) ... [2022-11-20 11:07:21,990 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:21" (1/1) ... [2022-11-20 11:07:22,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:21" (1/1) ... [2022-11-20 11:07:22,023 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:21" (1/1) ... [2022-11-20 11:07:22,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:21" (1/1) ... [2022-11-20 11:07:22,077 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:07:22,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:07:22,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:07:22,081 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:07:22,082 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:21" (1/1) ... [2022-11-20 11:07:22,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:07:22,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:07:22,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:07:22,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:07:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:07:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 11:07:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:07:22,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:07:22,283 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:07:22,285 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:07:26,332 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:07:26,345 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:07:26,345 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 11:07:26,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:07:26 BoogieIcfgContainer [2022-11-20 11:07:26,349 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:07:26,351 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 11:07:26,351 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 11:07:26,355 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 11:07:26,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:07:20" (1/3) ... [2022-11-20 11:07:26,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d62b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:07:26, skipping insertion in model container [2022-11-20 11:07:26,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:07:21" (2/3) ... [2022-11-20 11:07:26,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d62b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:07:26, skipping insertion in model container [2022-11-20 11:07:26,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:07:26" (3/3) ... [2022-11-20 11:07:26,359 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label46.c [2022-11-20 11:07:26,383 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 11:07:26,383 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 11:07:26,459 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 11:07:26,467 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5e9950dd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 11:07:26,467 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 11:07:26,475 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:26,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 11:07:26,485 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:07:26,486 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:26,487 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:07:26,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:26,494 INFO L85 PathProgramCache]: Analyzing trace with hash 712930081, now seen corresponding path program 1 times [2022-11-20 11:07:26,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:26,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915365622] [2022-11-20 11:07:26,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:26,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:27,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:07:27,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:07:27,040 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915365622] [2022-11-20 11:07:27,041 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915365622] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:07:27,041 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:07:27,041 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 11:07:27,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510915885] [2022-11-20 11:07:27,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:07:27,051 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:07:27,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:07:27,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:07:27,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:27,091 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 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:30,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:07:30,740 INFO L93 Difference]: Finished difference Result 1191 states and 2157 transitions. [2022-11-20 11:07:30,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:07:30,744 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 0 states have call successors, (0), 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 43 [2022-11-20 11:07:30,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:07:30,764 INFO L225 Difference]: With dead ends: 1191 [2022-11-20 11:07:30,765 INFO L226 Difference]: Without dead ends: 688 [2022-11-20 11:07:30,771 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:30,775 INFO L413 NwaCegarLoop]: 189 mSDtfsCounter, 328 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 1047 mSolverCounterSat, 286 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 328 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 1333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 286 IncrementalHoareTripleChecker+Valid, 1047 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-11-20 11:07:30,776 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [328 Valid, 230 Invalid, 1333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [286 Valid, 1047 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-11-20 11:07:30,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 688 states. [2022-11-20 11:07:30,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 688 to 680. [2022-11-20 11:07:30,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 680 states, 679 states have (on average 1.609720176730486) internal successors, (1093), 679 states have internal predecessors, (1093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:30,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 680 states and 1093 transitions. [2022-11-20 11:07:30,904 INFO L78 Accepts]: Start accepts. Automaton has 680 states and 1093 transitions. Word has length 43 [2022-11-20 11:07:30,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:07:30,904 INFO L495 AbstractCegarLoop]: Abstraction has 680 states and 1093 transitions. [2022-11-20 11:07:30,905 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:30,905 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1093 transitions. [2022-11-20 11:07:30,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-20 11:07:30,909 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:07:30,909 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:30,910 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 11:07:30,910 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:07:30,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:30,912 INFO L85 PathProgramCache]: Analyzing trace with hash 618077297, now seen corresponding path program 1 times [2022-11-20 11:07:30,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:30,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313459803] [2022-11-20 11:07:30,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:30,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:30,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:31,132 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:07:31,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:07:31,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313459803] [2022-11-20 11:07:31,134 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313459803] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:07:31,134 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:07:31,134 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 11:07:31,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186370414] [2022-11-20 11:07:31,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:07:31,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:07:31,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:07:31,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:07:31,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:31,138 INFO L87 Difference]: Start difference. First operand 680 states and 1093 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:33,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:07:33,899 INFO L93 Difference]: Finished difference Result 1964 states and 3171 transitions. [2022-11-20 11:07:33,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:07:33,900 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 111 [2022-11-20 11:07:33,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:07:33,906 INFO L225 Difference]: With dead ends: 1964 [2022-11-20 11:07:33,907 INFO L226 Difference]: Without dead ends: 1286 [2022-11-20 11:07:33,908 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:33,910 INFO L413 NwaCegarLoop]: 293 mSDtfsCounter, 282 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 799 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 282 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 1097 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-20 11:07:33,910 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [282 Valid, 360 Invalid, 1097 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 799 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-11-20 11:07:33,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1286 states. [2022-11-20 11:07:33,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1286 to 1281. [2022-11-20 11:07:33,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1281 states, 1280 states have (on average 1.3953125) internal successors, (1786), 1280 states have internal predecessors, (1786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:33,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1281 states and 1786 transitions. [2022-11-20 11:07:33,957 INFO L78 Accepts]: Start accepts. Automaton has 1281 states and 1786 transitions. Word has length 111 [2022-11-20 11:07:33,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:07:33,958 INFO L495 AbstractCegarLoop]: Abstraction has 1281 states and 1786 transitions. [2022-11-20 11:07:33,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:33,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1786 transitions. [2022-11-20 11:07:33,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 11:07:33,962 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:07:33,963 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:33,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 11:07:33,963 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:07:33,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:33,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1137270533, now seen corresponding path program 1 times [2022-11-20 11:07:33,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:33,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344658072] [2022-11-20 11:07:33,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:33,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:34,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:34,340 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:07:34,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:07:34,340 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344658072] [2022-11-20 11:07:34,341 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344658072] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:07:34,341 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:07:34,341 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:07:34,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539967104] [2022-11-20 11:07:34,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:07:34,343 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:07:34,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:07:34,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:07:34,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:34,347 INFO L87 Difference]: Start difference. First operand 1281 states and 1786 transitions. Second operand has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:37,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:07:37,500 INFO L93 Difference]: Finished difference Result 3766 states and 5246 transitions. [2022-11-20 11:07:37,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:07:37,502 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2022-11-20 11:07:37,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:07:37,512 INFO L225 Difference]: With dead ends: 3766 [2022-11-20 11:07:37,512 INFO L226 Difference]: Without dead ends: 2487 [2022-11-20 11:07:37,514 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:37,516 INFO L413 NwaCegarLoop]: 600 mSDtfsCounter, 285 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-20 11:07:37,516 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [285 Valid, 637 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-20 11:07:37,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2487 states. [2022-11-20 11:07:37,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2487 to 2487. [2022-11-20 11:07:37,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2487 states, 2486 states have (on average 1.244569589702333) internal successors, (3094), 2486 states have internal predecessors, (3094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:37,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 2487 states and 3094 transitions. [2022-11-20 11:07:37,588 INFO L78 Accepts]: Start accepts. Automaton has 2487 states and 3094 transitions. Word has length 119 [2022-11-20 11:07:37,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:07:37,589 INFO L495 AbstractCegarLoop]: Abstraction has 2487 states and 3094 transitions. [2022-11-20 11:07:37,589 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:37,590 INFO L276 IsEmpty]: Start isEmpty. Operand 2487 states and 3094 transitions. [2022-11-20 11:07:37,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-20 11:07:37,592 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:07:37,593 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:37,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-20 11:07:37,594 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:07:37,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:37,595 INFO L85 PathProgramCache]: Analyzing trace with hash -724585743, now seen corresponding path program 1 times [2022-11-20 11:07:37,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:37,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773093525] [2022-11-20 11:07:37,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:37,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:37,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:37,863 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:07:37,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:07:37,864 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773093525] [2022-11-20 11:07:37,864 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [773093525] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:07:37,865 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:07:37,865 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 11:07:37,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319818143] [2022-11-20 11:07:37,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:07:37,866 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:07:37,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:07:37,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:07:37,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:37,867 INFO L87 Difference]: Start difference. First operand 2487 states and 3094 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 2 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:40,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:07:40,429 INFO L93 Difference]: Finished difference Result 6173 states and 7859 transitions. [2022-11-20 11:07:40,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:07:40,430 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 2 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 125 [2022-11-20 11:07:40,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:07:40,446 INFO L225 Difference]: With dead ends: 6173 [2022-11-20 11:07:40,447 INFO L226 Difference]: Without dead ends: 3688 [2022-11-20 11:07:40,450 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:40,452 INFO L413 NwaCegarLoop]: 325 mSDtfsCounter, 233 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 861 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 1137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-20 11:07:40,453 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 364 Invalid, 1137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 861 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-20 11:07:40,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3688 states. [2022-11-20 11:07:40,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3688 to 3387. [2022-11-20 11:07:40,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3387 states, 3386 states have (on average 1.2114589486119314) internal successors, (4102), 3386 states have internal predecessors, (4102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:40,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3387 states to 3387 states and 4102 transitions. [2022-11-20 11:07:40,544 INFO L78 Accepts]: Start accepts. Automaton has 3387 states and 4102 transitions. Word has length 125 [2022-11-20 11:07:40,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:07:40,544 INFO L495 AbstractCegarLoop]: Abstraction has 3387 states and 4102 transitions. [2022-11-20 11:07:40,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 2 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:40,545 INFO L276 IsEmpty]: Start isEmpty. Operand 3387 states and 4102 transitions. [2022-11-20 11:07:40,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2022-11-20 11:07:40,550 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:07:40,550 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:40,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-20 11:07:40,551 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:07:40,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:40,552 INFO L85 PathProgramCache]: Analyzing trace with hash -1572668496, now seen corresponding path program 1 times [2022-11-20 11:07:40,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:40,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793518243] [2022-11-20 11:07:40,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:40,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:41,151 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 11:07:41,152 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:07:41,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793518243] [2022-11-20 11:07:41,153 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793518243] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:07:41,153 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:07:41,154 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 11:07:41,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513997169] [2022-11-20 11:07:41,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:07:41,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:07:41,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:07:41,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:07:41,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:41,160 INFO L87 Difference]: Start difference. First operand 3387 states and 4102 transitions. Second operand has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 2 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:44,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:07:44,129 INFO L93 Difference]: Finished difference Result 9172 states and 11160 transitions. [2022-11-20 11:07:44,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:07:44,131 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 2 states have internal predecessors, (200), 0 states have call successors, (0), 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 239 [2022-11-20 11:07:44,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:07:44,153 INFO L225 Difference]: With dead ends: 9172 [2022-11-20 11:07:44,153 INFO L226 Difference]: Without dead ends: 5787 [2022-11-20 11:07:44,158 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:44,159 INFO L413 NwaCegarLoop]: 271 mSDtfsCounter, 117 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 915 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 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, 2.9s IncrementalHoareTripleChecker+Time [2022-11-20 11:07:44,160 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 317 Invalid, 1110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 915 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-11-20 11:07:44,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5787 states. [2022-11-20 11:07:44,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5787 to 5186. [2022-11-20 11:07:44,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5186 states, 5185 states have (on average 1.1778206364513018) internal successors, (6107), 5185 states have internal predecessors, (6107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:44,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5186 states to 5186 states and 6107 transitions. [2022-11-20 11:07:44,329 INFO L78 Accepts]: Start accepts. Automaton has 5186 states and 6107 transitions. Word has length 239 [2022-11-20 11:07:44,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:07:44,330 INFO L495 AbstractCegarLoop]: Abstraction has 5186 states and 6107 transitions. [2022-11-20 11:07:44,330 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 2 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:44,330 INFO L276 IsEmpty]: Start isEmpty. Operand 5186 states and 6107 transitions. [2022-11-20 11:07:44,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2022-11-20 11:07:44,337 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:07:44,337 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-20 11:07:44,338 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-20 11:07:44,338 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:07:44,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:44,339 INFO L85 PathProgramCache]: Analyzing trace with hash 1270932647, now seen corresponding path program 1 times [2022-11-20 11:07:44,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:44,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727519133] [2022-11-20 11:07:44,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:44,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:45,468 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-11-20 11:07:45,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:07:45,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727519133] [2022-11-20 11:07:45,470 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727519133] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:07:45,470 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:07:45,470 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 11:07:45,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112246249] [2022-11-20 11:07:45,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:07:45,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:07:45,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:07:45,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:07:45,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:45,475 INFO L87 Difference]: Start difference. First operand 5186 states and 6107 transitions. Second operand has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 2 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:47,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:07:47,945 INFO L93 Difference]: Finished difference Result 10669 states and 12523 transitions. [2022-11-20 11:07:47,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:07:47,946 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 2 states have internal predecessors, (280), 0 states have call successors, (0), 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 320 [2022-11-20 11:07:47,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:07:47,961 INFO L225 Difference]: With dead ends: 10669 [2022-11-20 11:07:47,962 INFO L226 Difference]: Without dead ends: 5485 [2022-11-20 11:07:47,967 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:47,968 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-20 11:07:47,969 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-20 11:07:47,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5485 states. [2022-11-20 11:07:48,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5485 to 5485. [2022-11-20 11:07:48,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5485 states, 5484 states have (on average 1.1692195477753464) internal successors, (6412), 5484 states have internal predecessors, (6412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:48,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5485 states to 5485 states and 6412 transitions. [2022-11-20 11:07:48,111 INFO L78 Accepts]: Start accepts. Automaton has 5485 states and 6412 transitions. Word has length 320 [2022-11-20 11:07:48,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:07:48,112 INFO L495 AbstractCegarLoop]: Abstraction has 5485 states and 6412 transitions. [2022-11-20 11:07:48,112 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 2 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:48,113 INFO L276 IsEmpty]: Start isEmpty. Operand 5485 states and 6412 transitions. [2022-11-20 11:07:48,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2022-11-20 11:07:48,119 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:07:48,119 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:48,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-20 11:07:48,120 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:07:48,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:48,121 INFO L85 PathProgramCache]: Analyzing trace with hash 219486213, now seen corresponding path program 1 times [2022-11-20 11:07:48,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:48,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288934493] [2022-11-20 11:07:48,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:48,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:48,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:48,448 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-20 11:07:48,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:07:48,449 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288934493] [2022-11-20 11:07:48,449 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288934493] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:07:48,449 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:07:48,450 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:07:48,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428821464] [2022-11-20 11:07:48,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:07:48,451 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:07:48,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:07:48,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:07:48,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:48,453 INFO L87 Difference]: Start difference. First operand 5485 states and 6412 transitions. Second operand has 3 states, 3 states have (on average 80.33333333333333) internal successors, (241), 3 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:51,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:07:51,243 INFO L93 Difference]: Finished difference Result 12762 states and 15152 transitions. [2022-11-20 11:07:51,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:07:51,244 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 80.33333333333333) internal successors, (241), 3 states have internal predecessors, (241), 0 states have call successors, (0), 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 330 [2022-11-20 11:07:51,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:07:51,269 INFO L225 Difference]: With dead ends: 12762 [2022-11-20 11:07:51,269 INFO L226 Difference]: Without dead ends: 7578 [2022-11-20 11:07:51,275 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:51,277 INFO L413 NwaCegarLoop]: 277 mSDtfsCounter, 272 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 272 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 1114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-20 11:07:51,277 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [272 Valid, 322 Invalid, 1114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-20 11:07:51,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7578 states. [2022-11-20 11:07:51,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7578 to 4883. [2022-11-20 11:07:51,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4883 states, 4882 states have (on average 1.1798443260958624) internal successors, (5760), 4882 states have internal predecessors, (5760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:51,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4883 states to 4883 states and 5760 transitions. [2022-11-20 11:07:51,403 INFO L78 Accepts]: Start accepts. Automaton has 4883 states and 5760 transitions. Word has length 330 [2022-11-20 11:07:51,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:07:51,404 INFO L495 AbstractCegarLoop]: Abstraction has 4883 states and 5760 transitions. [2022-11-20 11:07:51,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 80.33333333333333) internal successors, (241), 3 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:51,405 INFO L276 IsEmpty]: Start isEmpty. Operand 4883 states and 5760 transitions. [2022-11-20 11:07:51,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2022-11-20 11:07:51,413 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:07:51,415 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:51,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-20 11:07:51,416 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:07:51,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:51,417 INFO L85 PathProgramCache]: Analyzing trace with hash 1273280494, now seen corresponding path program 1 times [2022-11-20 11:07:51,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:51,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636339097] [2022-11-20 11:07:51,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:51,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:51,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:51,977 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:07:51,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:07:51,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636339097] [2022-11-20 11:07:51,978 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636339097] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:07:51,979 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:07:51,979 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:07:51,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295399701] [2022-11-20 11:07:51,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:07:51,981 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:07:51,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:07:51,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:07:51,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:51,982 INFO L87 Difference]: Start difference. First operand 4883 states and 5760 transitions. Second operand has 3 states, 3 states have (on average 131.66666666666666) internal successors, (395), 3 states have internal predecessors, (395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:54,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:07:54,928 INFO L93 Difference]: Finished difference Result 11270 states and 13601 transitions. [2022-11-20 11:07:54,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:07:54,932 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 131.66666666666666) internal successors, (395), 3 states have internal predecessors, (395), 0 states have call successors, (0), 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 395 [2022-11-20 11:07:54,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:07:54,952 INFO L225 Difference]: With dead ends: 11270 [2022-11-20 11:07:54,952 INFO L226 Difference]: Without dead ends: 6688 [2022-11-20 11:07:54,959 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:54,960 INFO L413 NwaCegarLoop]: 563 mSDtfsCounter, 250 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 904 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 601 SdHoareTripleChecker+Invalid, 1127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-20 11:07:54,960 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 601 Invalid, 1127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 904 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-20 11:07:54,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6688 states. [2022-11-20 11:07:55,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6688 to 6386. [2022-11-20 11:07:55,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6386 states, 6385 states have (on average 1.1570869224745497) internal successors, (7388), 6385 states have internal predecessors, (7388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:55,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6386 states to 6386 states and 7388 transitions. [2022-11-20 11:07:55,134 INFO L78 Accepts]: Start accepts. Automaton has 6386 states and 7388 transitions. Word has length 395 [2022-11-20 11:07:55,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:07:55,136 INFO L495 AbstractCegarLoop]: Abstraction has 6386 states and 7388 transitions. [2022-11-20 11:07:55,136 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 131.66666666666666) internal successors, (395), 3 states have internal predecessors, (395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:55,136 INFO L276 IsEmpty]: Start isEmpty. Operand 6386 states and 7388 transitions. [2022-11-20 11:07:55,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2022-11-20 11:07:55,146 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:07:55,147 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:55,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-20 11:07:55,147 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:07:55,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:55,149 INFO L85 PathProgramCache]: Analyzing trace with hash 397575410, now seen corresponding path program 1 times [2022-11-20 11:07:55,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:55,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802112831] [2022-11-20 11:07:55,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:55,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:55,635 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 283 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-20 11:07:55,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:07:55,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802112831] [2022-11-20 11:07:55,636 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802112831] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:07:55,636 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:07:55,637 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:07:55,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513820327] [2022-11-20 11:07:55,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:07:55,639 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:07:55,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:07:55,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:07:55,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:55,640 INFO L87 Difference]: Start difference. First operand 6386 states and 7388 transitions. Second operand has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:58,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:07:58,433 INFO L93 Difference]: Finished difference Result 14265 states and 16844 transitions. [2022-11-20 11:07:58,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:07:58,434 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 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 411 [2022-11-20 11:07:58,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:07:58,462 INFO L225 Difference]: With dead ends: 14265 [2022-11-20 11:07:58,462 INFO L226 Difference]: Without dead ends: 8180 [2022-11-20 11:07:58,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:58,470 INFO L413 NwaCegarLoop]: 580 mSDtfsCounter, 245 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 880 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 1122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-20 11:07:58,471 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [245 Valid, 619 Invalid, 1122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 880 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-20 11:07:58,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8180 states. [2022-11-20 11:07:58,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8180 to 7877. [2022-11-20 11:07:58,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7877 states, 7876 states have (on average 1.1444895886236668) internal successors, (9014), 7876 states have internal predecessors, (9014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:58,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7877 states to 7877 states and 9014 transitions. [2022-11-20 11:07:58,630 INFO L78 Accepts]: Start accepts. Automaton has 7877 states and 9014 transitions. Word has length 411 [2022-11-20 11:07:58,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:07:58,631 INFO L495 AbstractCegarLoop]: Abstraction has 7877 states and 9014 transitions. [2022-11-20 11:07:58,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:07:58,633 INFO L276 IsEmpty]: Start isEmpty. Operand 7877 states and 9014 transitions. [2022-11-20 11:07:58,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2022-11-20 11:07:58,648 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:07:58,656 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:07:58,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-20 11:07:58,657 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:07:58,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:07:58,658 INFO L85 PathProgramCache]: Analyzing trace with hash -299601891, now seen corresponding path program 1 times [2022-11-20 11:07:58,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:07:58,659 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193335776] [2022-11-20 11:07:58,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:07:58,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:07:58,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:07:59,136 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2022-11-20 11:07:59,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:07:59,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193335776] [2022-11-20 11:07:59,138 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193335776] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:07:59,138 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:07:59,138 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:07:59,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121809952] [2022-11-20 11:07:59,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:07:59,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:07:59,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:07:59,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:07:59,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:07:59,141 INFO L87 Difference]: Start difference. First operand 7877 states and 9014 transitions. Second operand has 3 states, 3 states have (on average 106.0) internal successors, (318), 3 states have internal predecessors, (318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:02,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:08:02,079 INFO L93 Difference]: Finished difference Result 17844 states and 20678 transitions. [2022-11-20 11:08:02,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:08:02,080 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 106.0) internal successors, (318), 3 states have internal predecessors, (318), 0 states have call successors, (0), 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 507 [2022-11-20 11:08:02,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:08:02,103 INFO L225 Difference]: With dead ends: 17844 [2022-11-20 11:08:02,103 INFO L226 Difference]: Without dead ends: 10268 [2022-11-20 11:08:02,112 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:08:02,113 INFO L413 NwaCegarLoop]: 427 mSDtfsCounter, 372 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 969 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 372 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 1096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-20 11:08:02,114 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [372 Valid, 447 Invalid, 1096 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 969 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-20 11:08:02,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10268 states. [2022-11-20 11:08:02,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10268 to 10268. [2022-11-20 11:08:02,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10268 states, 10267 states have (on average 1.146878348105581) internal successors, (11775), 10267 states have internal predecessors, (11775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:02,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10268 states to 10268 states and 11775 transitions. [2022-11-20 11:08:02,351 INFO L78 Accepts]: Start accepts. Automaton has 10268 states and 11775 transitions. Word has length 507 [2022-11-20 11:08:02,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:08:02,352 INFO L495 AbstractCegarLoop]: Abstraction has 10268 states and 11775 transitions. [2022-11-20 11:08:02,353 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.0) internal successors, (318), 3 states have internal predecessors, (318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:02,353 INFO L276 IsEmpty]: Start isEmpty. Operand 10268 states and 11775 transitions. [2022-11-20 11:08:02,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2022-11-20 11:08:02,360 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:08:02,360 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:08:02,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-20 11:08:02,361 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:08:02,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:08:02,363 INFO L85 PathProgramCache]: Analyzing trace with hash 1686723748, now seen corresponding path program 1 times [2022-11-20 11:08:02,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:08:02,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938142539] [2022-11-20 11:08:02,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:08:02,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:08:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:08:03,229 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 399 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-11-20 11:08:03,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:08:03,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938142539] [2022-11-20 11:08:03,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [938142539] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:08:03,230 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:08:03,231 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:08:03,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73906118] [2022-11-20 11:08:03,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:08:03,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:08:03,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:08:03,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:08:03,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:08:03,234 INFO L87 Difference]: Start difference. First operand 10268 states and 11775 transitions. Second operand has 3 states, 3 states have (on average 107.66666666666667) internal successors, (323), 3 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:06,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:08:06,500 INFO L93 Difference]: Finished difference Result 25033 states and 28938 transitions. [2022-11-20 11:08:06,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:08:06,500 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 107.66666666666667) internal successors, (323), 3 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 531 [2022-11-20 11:08:06,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:08:06,533 INFO L225 Difference]: With dead ends: 25033 [2022-11-20 11:08:06,533 INFO L226 Difference]: Without dead ends: 15066 [2022-11-20 11:08:06,544 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:08:06,544 INFO L413 NwaCegarLoop]: 587 mSDtfsCounter, 248 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 1210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-11-20 11:08:06,545 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 619 Invalid, 1210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-11-20 11:08:06,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15066 states. [2022-11-20 11:08:06,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15066 to 15055. [2022-11-20 11:08:06,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15055 states, 15054 states have (on average 1.1306629467251228) internal successors, (17021), 15054 states have internal predecessors, (17021), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:06,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15055 states to 15055 states and 17021 transitions. [2022-11-20 11:08:06,925 INFO L78 Accepts]: Start accepts. Automaton has 15055 states and 17021 transitions. Word has length 531 [2022-11-20 11:08:06,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:08:06,926 INFO L495 AbstractCegarLoop]: Abstraction has 15055 states and 17021 transitions. [2022-11-20 11:08:06,927 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 107.66666666666667) internal successors, (323), 3 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:06,927 INFO L276 IsEmpty]: Start isEmpty. Operand 15055 states and 17021 transitions. [2022-11-20 11:08:06,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 586 [2022-11-20 11:08:06,948 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:08:06,949 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:08:06,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-20 11:08:06,950 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:08:06,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:08:06,951 INFO L85 PathProgramCache]: Analyzing trace with hash -2137585242, now seen corresponding path program 1 times [2022-11-20 11:08:06,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:08:06,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338736144] [2022-11-20 11:08:06,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:08:06,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:08:07,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:08:07,634 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2022-11-20 11:08:07,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:08:07,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338736144] [2022-11-20 11:08:07,635 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338736144] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:08:07,635 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:08:07,635 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:08:07,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473304119] [2022-11-20 11:08:07,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:08:07,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:08:07,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:08:07,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:08:07,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:08:07,638 INFO L87 Difference]: Start difference. First operand 15055 states and 17021 transitions. Second operand has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:10,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:08:10,238 INFO L93 Difference]: Finished difference Result 31005 states and 35004 transitions. [2022-11-20 11:08:10,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:08:10,239 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 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 585 [2022-11-20 11:08:10,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:08:10,273 INFO L225 Difference]: With dead ends: 31005 [2022-11-20 11:08:10,273 INFO L226 Difference]: Without dead ends: 15055 [2022-11-20 11:08:10,288 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:08:10,289 INFO L413 NwaCegarLoop]: 622 mSDtfsCounter, 259 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 864 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 666 SdHoareTripleChecker+Invalid, 910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-20 11:08:10,289 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [259 Valid, 666 Invalid, 910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 864 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-20 11:08:10,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15055 states. [2022-11-20 11:08:10,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15055 to 15055. [2022-11-20 11:08:10,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15055 states, 15054 states have (on average 1.1287365484256675) internal successors, (16992), 15054 states have internal predecessors, (16992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:10,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15055 states to 15055 states and 16992 transitions. [2022-11-20 11:08:10,543 INFO L78 Accepts]: Start accepts. Automaton has 15055 states and 16992 transitions. Word has length 585 [2022-11-20 11:08:10,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:08:10,545 INFO L495 AbstractCegarLoop]: Abstraction has 15055 states and 16992 transitions. [2022-11-20 11:08:10,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:10,545 INFO L276 IsEmpty]: Start isEmpty. Operand 15055 states and 16992 transitions. [2022-11-20 11:08:10,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 599 [2022-11-20 11:08:10,556 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:08:10,557 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:08:10,557 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-20 11:08:10,557 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:08:10,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:08:10,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1367354222, now seen corresponding path program 1 times [2022-11-20 11:08:10,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:08:10,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842385593] [2022-11-20 11:08:10,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:08:10,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:08:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:08:11,731 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 578 proven. 39 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2022-11-20 11:08:11,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:08:11,731 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842385593] [2022-11-20 11:08:11,732 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842385593] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:08:11,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1103526719] [2022-11-20 11:08:11,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:08:11,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:08:11,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:08:11,738 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:08:11,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 11:08:12,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:08:12,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 748 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-20 11:08:12,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:08:13,561 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 578 proven. 39 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2022-11-20 11:08:13,561 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:08:14,801 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 578 proven. 39 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2022-11-20 11:08:14,802 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1103526719] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 11:08:14,802 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 11:08:14,803 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-11-20 11:08:14,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338987869] [2022-11-20 11:08:14,804 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 11:08:14,806 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-20 11:08:14,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:08:14,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-20 11:08:14,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2022-11-20 11:08:14,808 INFO L87 Difference]: Start difference. First operand 15055 states and 16992 transitions. Second operand has 9 states, 9 states have (on average 80.77777777777777) internal successors, (727), 8 states have internal predecessors, (727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:24,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:08:24,331 INFO L93 Difference]: Finished difference Result 38143 states and 42794 transitions. [2022-11-20 11:08:24,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-20 11:08:24,332 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 80.77777777777777) internal successors, (727), 8 states have internal predecessors, (727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 598 [2022-11-20 11:08:24,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:08:24,355 INFO L225 Difference]: With dead ends: 38143 [2022-11-20 11:08:24,356 INFO L226 Difference]: Without dead ends: 17747 [2022-11-20 11:08:24,368 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1205 GetRequests, 1190 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2022-11-20 11:08:24,369 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 3530 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 4663 mSolverCounterSat, 762 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3530 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 5425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 762 IncrementalHoareTripleChecker+Valid, 4663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2022-11-20 11:08:24,370 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3530 Valid, 198 Invalid, 5425 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [762 Valid, 4663 Invalid, 0 Unknown, 0 Unchecked, 9.0s Time] [2022-11-20 11:08:24,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17747 states. [2022-11-20 11:08:24,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17747 to 13558. [2022-11-20 11:08:24,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13558 states, 13557 states have (on average 1.0706646013129748) internal successors, (14515), 13557 states have internal predecessors, (14515), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:24,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13558 states to 13558 states and 14515 transitions. [2022-11-20 11:08:24,616 INFO L78 Accepts]: Start accepts. Automaton has 13558 states and 14515 transitions. Word has length 598 [2022-11-20 11:08:24,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:08:24,617 INFO L495 AbstractCegarLoop]: Abstraction has 13558 states and 14515 transitions. [2022-11-20 11:08:24,617 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 80.77777777777777) internal successors, (727), 8 states have internal predecessors, (727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:24,617 INFO L276 IsEmpty]: Start isEmpty. Operand 13558 states and 14515 transitions. [2022-11-20 11:08:24,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 624 [2022-11-20 11:08:24,626 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:08:24,626 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:08:24,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-20 11:08:24,834 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-11-20 11:08:24,834 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:08:24,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:08:24,835 INFO L85 PathProgramCache]: Analyzing trace with hash 910843091, now seen corresponding path program 1 times [2022-11-20 11:08:24,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:08:24,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995165799] [2022-11-20 11:08:24,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:08:24,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:08:25,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:08:25,453 INFO L134 CoverageAnalysis]: Checked inductivity of 733 backedges. 358 proven. 0 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2022-11-20 11:08:25,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:08:25,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995165799] [2022-11-20 11:08:25,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995165799] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:08:25,455 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:08:25,455 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:08:25,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448052183] [2022-11-20 11:08:25,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:08:25,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:08:25,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:08:25,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:08:25,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:08:25,458 INFO L87 Difference]: Start difference. First operand 13558 states and 14515 transitions. Second operand has 3 states, 3 states have (on average 119.0) internal successors, (357), 3 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:27,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:08:27,110 INFO L93 Difference]: Finished difference Result 26813 states and 28725 transitions. [2022-11-20 11:08:27,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:08:27,111 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 119.0) internal successors, (357), 3 states have internal predecessors, (357), 0 states have call successors, (0), 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 623 [2022-11-20 11:08:27,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:08:27,127 INFO L225 Difference]: With dead ends: 26813 [2022-11-20 11:08:27,127 INFO L226 Difference]: Without dead ends: 13556 [2022-11-20 11:08:27,135 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:08:27,136 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 437 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 744 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 437 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 833 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-20 11:08:27,136 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [437 Valid, 69 Invalid, 833 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 744 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-20 11:08:27,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13556 states. [2022-11-20 11:08:27,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13556 to 13556. [2022-11-20 11:08:27,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13556 states, 13555 states have (on average 1.0705274806344522) internal successors, (14511), 13555 states have internal predecessors, (14511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:27,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13556 states to 13556 states and 14511 transitions. [2022-11-20 11:08:27,423 INFO L78 Accepts]: Start accepts. Automaton has 13556 states and 14511 transitions. Word has length 623 [2022-11-20 11:08:27,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:08:27,424 INFO L495 AbstractCegarLoop]: Abstraction has 13556 states and 14511 transitions. [2022-11-20 11:08:27,424 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 119.0) internal successors, (357), 3 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:27,425 INFO L276 IsEmpty]: Start isEmpty. Operand 13556 states and 14511 transitions. [2022-11-20 11:08:27,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 640 [2022-11-20 11:08:27,434 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:08:27,434 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:08:27,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-20 11:08:27,435 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:08:27,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:08:27,436 INFO L85 PathProgramCache]: Analyzing trace with hash -705848768, now seen corresponding path program 1 times [2022-11-20 11:08:27,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:08:27,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511199449] [2022-11-20 11:08:27,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:08:27,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:08:27,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:08:29,390 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 82 proven. 364 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2022-11-20 11:08:29,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:08:29,391 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511199449] [2022-11-20 11:08:29,391 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511199449] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:08:29,391 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [883190134] [2022-11-20 11:08:29,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:08:29,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:08:29,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:08:29,393 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:08:29,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-20 11:08:29,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:08:29,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 770 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:08:29,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:08:29,954 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2022-11-20 11:08:29,954 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:08:29,955 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [883190134] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:08:29,955 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 11:08:29,956 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-20 11:08:29,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638829228] [2022-11-20 11:08:29,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:08:29,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:08:29,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:08:29,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:08:29,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-20 11:08:29,959 INFO L87 Difference]: Start difference. First operand 13556 states and 14511 transitions. Second operand has 3 states, 3 states have (on average 105.33333333333333) internal successors, (316), 3 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:31,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:08:31,847 INFO L93 Difference]: Finished difference Result 27106 states and 29013 transitions. [2022-11-20 11:08:31,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:08:31,847 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 105.33333333333333) internal successors, (316), 3 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 639 [2022-11-20 11:08:31,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:08:31,869 INFO L225 Difference]: With dead ends: 27106 [2022-11-20 11:08:31,869 INFO L226 Difference]: Without dead ends: 13552 [2022-11-20 11:08:31,881 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 644 GetRequests, 639 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-20 11:08:31,883 INFO L413 NwaCegarLoop]: 482 mSDtfsCounter, 286 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 760 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 286 SdHoareTripleChecker+Valid, 520 SdHoareTripleChecker+Invalid, 881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-20 11:08:31,884 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [286 Valid, 520 Invalid, 881 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 760 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-20 11:08:31,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13552 states. [2022-11-20 11:08:32,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13552 to 12654. [2022-11-20 11:08:32,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12654 states, 12653 states have (on average 1.0376985695092074) internal successors, (13130), 12653 states have internal predecessors, (13130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:32,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12654 states to 12654 states and 13130 transitions. [2022-11-20 11:08:32,084 INFO L78 Accepts]: Start accepts. Automaton has 12654 states and 13130 transitions. Word has length 639 [2022-11-20 11:08:32,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:08:32,085 INFO L495 AbstractCegarLoop]: Abstraction has 12654 states and 13130 transitions. [2022-11-20 11:08:32,086 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 105.33333333333333) internal successors, (316), 3 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:32,086 INFO L276 IsEmpty]: Start isEmpty. Operand 12654 states and 13130 transitions. [2022-11-20 11:08:32,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 669 [2022-11-20 11:08:32,097 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:08:32,097 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:08:32,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-20 11:08:32,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-11-20 11:08:32,305 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:08:32,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:08:32,305 INFO L85 PathProgramCache]: Analyzing trace with hash 777769454, now seen corresponding path program 1 times [2022-11-20 11:08:32,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:08:32,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182939629] [2022-11-20 11:08:32,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:08:32,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:08:32,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:08:33,218 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2022-11-20 11:08:33,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:08:33,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182939629] [2022-11-20 11:08:33,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182939629] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:08:33,219 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:08:33,219 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:08:33,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065866448] [2022-11-20 11:08:33,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:08:33,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:08:33,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:08:33,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:08:33,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:08:33,222 INFO L87 Difference]: Start difference. First operand 12654 states and 13130 transitions. Second operand has 3 states, 3 states have (on average 105.33333333333333) internal successors, (316), 3 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:35,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:08:35,089 INFO L93 Difference]: Finished difference Result 27714 states and 28795 transitions. [2022-11-20 11:08:35,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:08:35,090 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 105.33333333333333) internal successors, (316), 3 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 668 [2022-11-20 11:08:35,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:08:35,108 INFO L225 Difference]: With dead ends: 27714 [2022-11-20 11:08:35,109 INFO L226 Difference]: Without dead ends: 15062 [2022-11-20 11:08:35,116 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:08:35,117 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 309 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 813 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-20 11:08:35,118 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 133 Invalid, 969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 813 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-20 11:08:35,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15062 states. [2022-11-20 11:08:35,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15062 to 13551. [2022-11-20 11:08:35,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13551 states, 13550 states have (on average 1.0375645756457565) internal successors, (14059), 13550 states have internal predecessors, (14059), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:35,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13551 states to 13551 states and 14059 transitions. [2022-11-20 11:08:35,342 INFO L78 Accepts]: Start accepts. Automaton has 13551 states and 14059 transitions. Word has length 668 [2022-11-20 11:08:35,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:08:35,343 INFO L495 AbstractCegarLoop]: Abstraction has 13551 states and 14059 transitions. [2022-11-20 11:08:35,343 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 105.33333333333333) internal successors, (316), 3 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:35,343 INFO L276 IsEmpty]: Start isEmpty. Operand 13551 states and 14059 transitions. [2022-11-20 11:08:35,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 676 [2022-11-20 11:08:35,354 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:08:35,355 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:08:35,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-20 11:08:35,355 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:08:35,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:08:35,356 INFO L85 PathProgramCache]: Analyzing trace with hash -694194177, now seen corresponding path program 1 times [2022-11-20 11:08:35,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:08:35,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103439409] [2022-11-20 11:08:35,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:08:35,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:08:35,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:08:36,569 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 566 proven. 190 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-11-20 11:08:36,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:08:36,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103439409] [2022-11-20 11:08:36,570 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103439409] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:08:36,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [52246436] [2022-11-20 11:08:36,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:08:36,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:08:36,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:08:36,575 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:08:36,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-20 11:08:36,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:08:36,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 828 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:08:36,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:08:39,088 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2022-11-20 11:08:39,089 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:08:39,089 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [52246436] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:08:39,089 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 11:08:39,090 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-20 11:08:39,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713117555] [2022-11-20 11:08:39,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:08:39,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:08:39,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:08:39,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:08:39,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-20 11:08:39,093 INFO L87 Difference]: Start difference. First operand 13551 states and 14059 transitions. Second operand has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:39,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:08:39,182 INFO L93 Difference]: Finished difference Result 13594 states and 14102 transitions. [2022-11-20 11:08:39,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:08:39,183 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 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 675 [2022-11-20 11:08:39,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:08:39,198 INFO L225 Difference]: With dead ends: 13594 [2022-11-20 11:08:39,198 INFO L226 Difference]: Without dead ends: 13592 [2022-11-20 11:08:39,203 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 678 GetRequests, 674 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-20 11:08:39,204 INFO L413 NwaCegarLoop]: 496 mSDtfsCounter, 0 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 492 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 11:08:39,204 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 534 Invalid, 492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 492 Unchecked, 0.0s Time] [2022-11-20 11:08:39,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13592 states. [2022-11-20 11:08:39,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13592 to 13592. [2022-11-20 11:08:39,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13592 states, 13591 states have (on average 1.0374512545066588) internal successors, (14100), 13591 states have internal predecessors, (14100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:39,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13592 states to 13592 states and 14100 transitions. [2022-11-20 11:08:39,424 INFO L78 Accepts]: Start accepts. Automaton has 13592 states and 14100 transitions. Word has length 675 [2022-11-20 11:08:39,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:08:39,425 INFO L495 AbstractCegarLoop]: Abstraction has 13592 states and 14100 transitions. [2022-11-20 11:08:39,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:39,425 INFO L276 IsEmpty]: Start isEmpty. Operand 13592 states and 14100 transitions. [2022-11-20 11:08:39,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 702 [2022-11-20 11:08:39,437 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:08:39,438 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:08:39,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-20 11:08:39,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-20 11:08:39,646 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:08:39,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:08:39,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1257977755, now seen corresponding path program 1 times [2022-11-20 11:08:39,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:08:39,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144145700] [2022-11-20 11:08:39,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:08:39,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:08:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:08:40,582 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2022-11-20 11:08:40,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:08:40,583 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144145700] [2022-11-20 11:08:40,583 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144145700] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:08:40,583 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:08:40,583 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 11:08:40,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034281690] [2022-11-20 11:08:40,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:08:40,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 11:08:40,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:08:40,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 11:08:40,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-20 11:08:40,586 INFO L87 Difference]: Start difference. First operand 13592 states and 14100 transitions. Second operand has 4 states, 4 states have (on average 81.75) internal successors, (327), 4 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:43,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:08:43,558 INFO L93 Difference]: Finished difference Result 30483 states and 31700 transitions. [2022-11-20 11:08:43,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 11:08:43,559 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 81.75) internal successors, (327), 4 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 701 [2022-11-20 11:08:43,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:08:43,579 INFO L225 Difference]: With dead ends: 30483 [2022-11-20 11:08:43,580 INFO L226 Difference]: Without dead ends: 17192 [2022-11-20 11:08:43,589 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-20 11:08:43,589 INFO L413 NwaCegarLoop]: 391 mSDtfsCounter, 671 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 1490 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 671 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 1674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 1490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-20 11:08:43,590 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [671 Valid, 440 Invalid, 1674 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 1490 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-20 11:08:43,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17192 states. [2022-11-20 11:08:43,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17192 to 15996. [2022-11-20 11:08:43,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15996 states, 15995 states have (on average 1.033823069709284) internal successors, (16536), 15995 states have internal predecessors, (16536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:43,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15996 states to 15996 states and 16536 transitions. [2022-11-20 11:08:43,867 INFO L78 Accepts]: Start accepts. Automaton has 15996 states and 16536 transitions. Word has length 701 [2022-11-20 11:08:43,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:08:43,867 INFO L495 AbstractCegarLoop]: Abstraction has 15996 states and 16536 transitions. [2022-11-20 11:08:43,867 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 81.75) internal successors, (327), 4 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:43,867 INFO L276 IsEmpty]: Start isEmpty. Operand 15996 states and 16536 transitions. [2022-11-20 11:08:43,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 822 [2022-11-20 11:08:43,880 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:08:43,881 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-20 11:08:43,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-20 11:08:43,881 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:08:43,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:08:43,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1684815457, now seen corresponding path program 1 times [2022-11-20 11:08:43,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:08:43,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217587633] [2022-11-20 11:08:43,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:08:43,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:08:44,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:08:44,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 839 trivial. 0 not checked. [2022-11-20 11:08:44,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:08:44,620 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217587633] [2022-11-20 11:08:44,621 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217587633] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:08:44,621 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:08:44,621 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:08:44,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340849201] [2022-11-20 11:08:44,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:08:44,622 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:08:44,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:08:44,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:08:44,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:08:44,623 INFO L87 Difference]: Start difference. First operand 15996 states and 16536 transitions. Second operand has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:46,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:08:46,609 INFO L93 Difference]: Finished difference Result 34100 states and 35289 transitions. [2022-11-20 11:08:46,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:08:46,609 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 821 [2022-11-20 11:08:46,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:08:46,625 INFO L225 Difference]: With dead ends: 34100 [2022-11-20 11:08:46,626 INFO L226 Difference]: Without dead ends: 18106 [2022-11-20 11:08:46,634 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:08:46,635 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 309 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 796 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 942 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 796 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-20 11:08:46,635 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 126 Invalid, 942 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 796 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-20 11:08:46,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18106 states. [2022-11-20 11:08:46,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18106 to 15058. [2022-11-20 11:08:46,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15058 states, 15057 states have (on average 1.0336056319319917) internal successors, (15563), 15057 states have internal predecessors, (15563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:46,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15058 states to 15058 states and 15563 transitions. [2022-11-20 11:08:46,840 INFO L78 Accepts]: Start accepts. Automaton has 15058 states and 15563 transitions. Word has length 821 [2022-11-20 11:08:46,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:08:46,842 INFO L495 AbstractCegarLoop]: Abstraction has 15058 states and 15563 transitions. [2022-11-20 11:08:46,842 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:46,842 INFO L276 IsEmpty]: Start isEmpty. Operand 15058 states and 15563 transitions. [2022-11-20 11:08:46,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 829 [2022-11-20 11:08:46,861 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:08:46,862 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:08:46,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-20 11:08:46,863 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:08:46,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:08:46,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1338684651, now seen corresponding path program 1 times [2022-11-20 11:08:46,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:08:46,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599341585] [2022-11-20 11:08:46,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:08:46,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:08:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:08:48,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 772 proven. 41 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2022-11-20 11:08:48,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:08:48,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599341585] [2022-11-20 11:08:48,183 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599341585] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:08:48,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [778922903] [2022-11-20 11:08:48,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:08:48,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:08:48,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:08:48,188 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:08:48,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-20 11:08:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:08:48,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 978 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 11:08:48,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:08:48,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 896 trivial. 0 not checked. [2022-11-20 11:08:48,763 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:08:48,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [778922903] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:08:48,763 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 11:08:48,764 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-20 11:08:48,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122425572] [2022-11-20 11:08:48,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:08:48,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:08:48,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:08:48,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:08:48,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-20 11:08:48,769 INFO L87 Difference]: Start difference. First operand 15058 states and 15563 transitions. Second operand has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:50,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:08:50,662 INFO L93 Difference]: Finished difference Result 35800 states and 37026 transitions. [2022-11-20 11:08:50,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:08:50,663 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 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 828 [2022-11-20 11:08:50,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:08:50,683 INFO L225 Difference]: With dead ends: 35800 [2022-11-20 11:08:50,684 INFO L226 Difference]: Without dead ends: 20744 [2022-11-20 11:08:50,692 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 832 GetRequests, 828 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-20 11:08:50,692 INFO L413 NwaCegarLoop]: 485 mSDtfsCounter, 287 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 768 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 860 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-20 11:08:50,693 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 523 Invalid, 860 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 768 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-20 11:08:50,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20744 states. [2022-11-20 11:08:50,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20744 to 18648. [2022-11-20 11:08:50,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18648 states, 18647 states have (on average 1.0310505711374485) internal successors, (19226), 18647 states have internal predecessors, (19226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:51,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18648 states to 18648 states and 19226 transitions. [2022-11-20 11:08:51,019 INFO L78 Accepts]: Start accepts. Automaton has 18648 states and 19226 transitions. Word has length 828 [2022-11-20 11:08:51,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:08:51,020 INFO L495 AbstractCegarLoop]: Abstraction has 18648 states and 19226 transitions. [2022-11-20 11:08:51,020 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:51,020 INFO L276 IsEmpty]: Start isEmpty. Operand 18648 states and 19226 transitions. [2022-11-20 11:08:51,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 858 [2022-11-20 11:08:51,045 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:08:51,046 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:08:51,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-20 11:08:51,253 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:08:51,254 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:08:51,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:08:51,255 INFO L85 PathProgramCache]: Analyzing trace with hash -712309912, now seen corresponding path program 1 times [2022-11-20 11:08:51,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:08:51,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836697206] [2022-11-20 11:08:51,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:08:51,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:08:51,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:08:51,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 745 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2022-11-20 11:08:51,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:08:51,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836697206] [2022-11-20 11:08:51,945 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836697206] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:08:51,945 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:08:51,945 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:08:51,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831818786] [2022-11-20 11:08:51,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:08:51,947 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:08:51,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:08:51,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:08:51,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:08:51,948 INFO L87 Difference]: Start difference. First operand 18648 states and 19226 transitions. Second operand has 3 states, 3 states have (on average 187.0) internal successors, (561), 3 states have internal predecessors, (561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:53,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:08:53,737 INFO L93 Difference]: Finished difference Result 40280 states and 41569 transitions. [2022-11-20 11:08:53,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:08:53,738 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 187.0) internal successors, (561), 3 states have internal predecessors, (561), 0 states have call successors, (0), 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 857 [2022-11-20 11:08:53,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:08:53,756 INFO L225 Difference]: With dead ends: 40280 [2022-11-20 11:08:53,756 INFO L226 Difference]: Without dead ends: 21933 [2022-11-20 11:08:53,761 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:08:53,762 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 92 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 772 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 170 SdHoareTripleChecker+Invalid, 870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-20 11:08:53,763 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 170 Invalid, 870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 772 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-20 11:08:53,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21933 states. [2022-11-20 11:08:53,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21933 to 20436. [2022-11-20 11:08:53,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20436 states, 20435 states have (on average 1.028823097626621) internal successors, (21024), 20435 states have internal predecessors, (21024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:53,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20436 states to 20436 states and 21024 transitions. [2022-11-20 11:08:53,995 INFO L78 Accepts]: Start accepts. Automaton has 20436 states and 21024 transitions. Word has length 857 [2022-11-20 11:08:53,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:08:53,996 INFO L495 AbstractCegarLoop]: Abstraction has 20436 states and 21024 transitions. [2022-11-20 11:08:53,996 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 187.0) internal successors, (561), 3 states have internal predecessors, (561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:53,996 INFO L276 IsEmpty]: Start isEmpty. Operand 20436 states and 21024 transitions. [2022-11-20 11:08:54,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 911 [2022-11-20 11:08:54,013 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:08:54,013 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:08:54,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-20 11:08:54,014 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:08:54,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:08:54,015 INFO L85 PathProgramCache]: Analyzing trace with hash 579730196, now seen corresponding path program 1 times [2022-11-20 11:08:54,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:08:54,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247416681] [2022-11-20 11:08:54,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:08:54,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:08:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:08:54,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1211 backedges. 753 proven. 0 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2022-11-20 11:08:54,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:08:54,894 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247416681] [2022-11-20 11:08:54,894 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247416681] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:08:54,894 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:08:54,895 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 11:08:54,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235811397] [2022-11-20 11:08:54,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:08:54,896 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 11:08:54,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:08:54,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 11:08:54,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-20 11:08:54,897 INFO L87 Difference]: Start difference. First operand 20436 states and 21024 transitions. Second operand has 4 states, 4 states have (on average 140.0) internal successors, (560), 4 states have internal predecessors, (560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:57,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:08:57,438 INFO L93 Difference]: Finished difference Result 46559 states and 47864 transitions. [2022-11-20 11:08:57,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 11:08:57,439 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 140.0) internal successors, (560), 4 states have internal predecessors, (560), 0 states have call successors, (0), 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 910 [2022-11-20 11:08:57,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:08:57,464 INFO L225 Difference]: With dead ends: 46559 [2022-11-20 11:08:57,464 INFO L226 Difference]: Without dead ends: 24628 [2022-11-20 11:08:57,476 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-20 11:08:57,477 INFO L413 NwaCegarLoop]: 69 mSDtfsCounter, 517 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 1468 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 517 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 1559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 1468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-20 11:08:57,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [517 Valid, 135 Invalid, 1559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 1468 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-20 11:08:57,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24628 states. [2022-11-20 11:08:57,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24628 to 19836. [2022-11-20 11:08:57,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19836 states, 19835 states have (on average 1.0287874968490043) internal successors, (20406), 19835 states have internal predecessors, (20406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:57,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19836 states to 19836 states and 20406 transitions. [2022-11-20 11:08:57,753 INFO L78 Accepts]: Start accepts. Automaton has 19836 states and 20406 transitions. Word has length 910 [2022-11-20 11:08:57,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:08:57,753 INFO L495 AbstractCegarLoop]: Abstraction has 19836 states and 20406 transitions. [2022-11-20 11:08:57,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 140.0) internal successors, (560), 4 states have internal predecessors, (560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:57,753 INFO L276 IsEmpty]: Start isEmpty. Operand 19836 states and 20406 transitions. [2022-11-20 11:08:57,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 916 [2022-11-20 11:08:57,770 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:08:57,770 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:08:57,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-20 11:08:57,771 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:08:57,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:08:57,771 INFO L85 PathProgramCache]: Analyzing trace with hash 548599927, now seen corresponding path program 1 times [2022-11-20 11:08:57,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:08:57,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350627516] [2022-11-20 11:08:57,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:08:57,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:08:57,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:08:58,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1216 backedges. 712 proven. 0 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2022-11-20 11:08:58,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:08:58,281 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350627516] [2022-11-20 11:08:58,281 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350627516] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:08:58,281 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:08:58,281 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:08:58,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038925147] [2022-11-20 11:08:58,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:08:58,283 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:08:58,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:08:58,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:08:58,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:08:58,284 INFO L87 Difference]: Start difference. First operand 19836 states and 20406 transitions. Second operand has 3 states, 3 states have (on average 173.33333333333334) internal successors, (520), 3 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:08:59,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:08:59,853 INFO L93 Difference]: Finished difference Result 42956 states and 44251 transitions. [2022-11-20 11:08:59,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:08:59,854 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 173.33333333333334) internal successors, (520), 3 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 915 [2022-11-20 11:08:59,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:08:59,877 INFO L225 Difference]: With dead ends: 42956 [2022-11-20 11:08:59,878 INFO L226 Difference]: Without dead ends: 23421 [2022-11-20 11:08:59,886 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:08:59,887 INFO L413 NwaCegarLoop]: 471 mSDtfsCounter, 307 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 740 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 307 SdHoareTripleChecker+Valid, 512 SdHoareTripleChecker+Invalid, 810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 740 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-20 11:08:59,887 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [307 Valid, 512 Invalid, 810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 740 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-20 11:08:59,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23421 states. [2022-11-20 11:09:00,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23421 to 20129. [2022-11-20 11:09:00,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20129 states, 20128 states have (on average 1.026381160572337) internal successors, (20659), 20128 states have internal predecessors, (20659), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:00,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20129 states to 20129 states and 20659 transitions. [2022-11-20 11:09:00,142 INFO L78 Accepts]: Start accepts. Automaton has 20129 states and 20659 transitions. Word has length 915 [2022-11-20 11:09:00,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:09:00,143 INFO L495 AbstractCegarLoop]: Abstraction has 20129 states and 20659 transitions. [2022-11-20 11:09:00,143 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 173.33333333333334) internal successors, (520), 3 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:00,143 INFO L276 IsEmpty]: Start isEmpty. Operand 20129 states and 20659 transitions. [2022-11-20 11:09:00,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1078 [2022-11-20 11:09:00,165 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:09:00,166 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:09:00,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-20 11:09:00,166 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:09:00,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:09:00,167 INFO L85 PathProgramCache]: Analyzing trace with hash 1414559480, now seen corresponding path program 1 times [2022-11-20 11:09:00,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:09:00,168 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873990914] [2022-11-20 11:09:00,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:09:00,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:09:00,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:09:02,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1867 backedges. 1459 proven. 26 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2022-11-20 11:09:02,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:09:02,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873990914] [2022-11-20 11:09:02,119 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873990914] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:09:02,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2023671925] [2022-11-20 11:09:02,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:09:02,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:09:02,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:09:02,122 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:09:02,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-20 11:09:02,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:09:02,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 1259 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 11:09:02,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:09:11,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1867 backedges. 964 proven. 0 refuted. 0 times theorem prover too weak. 903 trivial. 0 not checked. [2022-11-20 11:09:11,322 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:09:11,322 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2023671925] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:09:11,322 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 11:09:11,323 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2022-11-20 11:09:11,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5015973] [2022-11-20 11:09:11,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:09:11,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 11:09:11,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:09:11,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 11:09:11,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-20 11:09:11,326 INFO L87 Difference]: Start difference. First operand 20129 states and 20659 transitions. Second operand has 4 states, 4 states have (on average 139.75) internal successors, (559), 4 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:11,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:09:11,460 INFO L93 Difference]: Finished difference Result 23772 states and 24363 transitions. [2022-11-20 11:09:11,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 11:09:11,461 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 139.75) internal successors, (559), 4 states have internal predecessors, (559), 0 states have call successors, (0), 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 1077 [2022-11-20 11:09:11,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:09:11,483 INFO L225 Difference]: With dead ends: 23772 [2022-11-20 11:09:11,483 INFO L226 Difference]: Without dead ends: 23770 [2022-11-20 11:09:11,489 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1081 GetRequests, 1076 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-20 11:09:11,490 INFO L413 NwaCegarLoop]: 493 mSDtfsCounter, 82 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 546 SdHoareTripleChecker+Invalid, 1141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1141 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 11:09:11,490 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 546 Invalid, 1141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 1141 Unchecked, 0.0s Time] [2022-11-20 11:09:11,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23770 states. [2022-11-20 11:09:11,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23770 to 20469. [2022-11-20 11:09:11,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20469 states, 20468 states have (on average 1.026187219073676) internal successors, (21004), 20468 states have internal predecessors, (21004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:11,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20469 states to 20469 states and 21004 transitions. [2022-11-20 11:09:11,805 INFO L78 Accepts]: Start accepts. Automaton has 20469 states and 21004 transitions. Word has length 1077 [2022-11-20 11:09:11,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:09:11,806 INFO L495 AbstractCegarLoop]: Abstraction has 20469 states and 21004 transitions. [2022-11-20 11:09:11,806 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 139.75) internal successors, (559), 4 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:11,806 INFO L276 IsEmpty]: Start isEmpty. Operand 20469 states and 21004 transitions. [2022-11-20 11:09:11,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1080 [2022-11-20 11:09:11,829 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:09:11,830 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:09:11,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-20 11:09:12,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:09:12,038 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:09:12,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:09:12,039 INFO L85 PathProgramCache]: Analyzing trace with hash -401608452, now seen corresponding path program 1 times [2022-11-20 11:09:12,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:09:12,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707937627] [2022-11-20 11:09:12,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:09:12,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:09:12,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:09:13,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1938 backedges. 1222 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2022-11-20 11:09:13,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:09:13,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707937627] [2022-11-20 11:09:13,788 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707937627] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:09:13,788 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:09:13,788 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 11:09:13,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407856109] [2022-11-20 11:09:13,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:09:13,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 11:09:13,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:09:13,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 11:09:13,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-20 11:09:13,791 INFO L87 Difference]: Start difference. First operand 20469 states and 21004 transitions. Second operand has 4 states, 4 states have (on average 140.25) internal successors, (561), 4 states have internal predecessors, (561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:16,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:09:16,537 INFO L93 Difference]: Finished difference Result 48731 states and 50006 transitions. [2022-11-20 11:09:16,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 11:09:16,538 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 140.25) internal successors, (561), 4 states have internal predecessors, (561), 0 states have call successors, (0), 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 1079 [2022-11-20 11:09:16,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:09:16,566 INFO L225 Difference]: With dead ends: 48731 [2022-11-20 11:09:16,566 INFO L226 Difference]: Without dead ends: 28563 [2022-11-20 11:09:16,578 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-20 11:09:16,579 INFO L413 NwaCegarLoop]: 68 mSDtfsCounter, 412 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 1519 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 412 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 1671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1519 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-20 11:09:16,580 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [412 Valid, 125 Invalid, 1671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1519 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-20 11:09:16,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28563 states. [2022-11-20 11:09:16,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28563 to 21669. [2022-11-20 11:09:16,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21669 states, 21668 states have (on average 1.0266291305150452) internal successors, (22245), 21668 states have internal predecessors, (22245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:16,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21669 states to 21669 states and 22245 transitions. [2022-11-20 11:09:16,949 INFO L78 Accepts]: Start accepts. Automaton has 21669 states and 22245 transitions. Word has length 1079 [2022-11-20 11:09:16,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:09:16,950 INFO L495 AbstractCegarLoop]: Abstraction has 21669 states and 22245 transitions. [2022-11-20 11:09:16,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 140.25) internal successors, (561), 4 states have internal predecessors, (561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:16,951 INFO L276 IsEmpty]: Start isEmpty. Operand 21669 states and 22245 transitions. [2022-11-20 11:09:16,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1100 [2022-11-20 11:09:16,977 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:09:16,978 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-20 11:09:16,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-11-20 11:09:16,978 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:09:16,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:09:16,979 INFO L85 PathProgramCache]: Analyzing trace with hash 901124759, now seen corresponding path program 1 times [2022-11-20 11:09:16,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:09:16,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207058407] [2022-11-20 11:09:16,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:09:16,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:09:17,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:09:18,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1958 backedges. 1329 proven. 0 refuted. 0 times theorem prover too weak. 629 trivial. 0 not checked. [2022-11-20 11:09:18,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:09:18,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207058407] [2022-11-20 11:09:18,113 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207058407] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:09:18,113 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:09:18,113 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:09:18,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787071811] [2022-11-20 11:09:18,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:09:18,115 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:09:18,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:09:18,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:09:18,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:09:18,116 INFO L87 Difference]: Start difference. First operand 21669 states and 22245 transitions. Second operand has 3 states, 3 states have (on average 222.66666666666666) internal successors, (668), 3 states have internal predecessors, (668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:19,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:09:19,930 INFO L93 Difference]: Finished difference Result 48142 states and 49399 transitions. [2022-11-20 11:09:19,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:09:19,931 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 222.66666666666666) internal successors, (668), 3 states have internal predecessors, (668), 0 states have call successors, (0), 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 1099 [2022-11-20 11:09:19,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:09:19,957 INFO L225 Difference]: With dead ends: 48142 [2022-11-20 11:09:19,957 INFO L226 Difference]: Without dead ends: 26774 [2022-11-20 11:09:19,968 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:09:19,969 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 226 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-20 11:09:19,970 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 109 Invalid, 923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-20 11:09:19,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26774 states. [2022-11-20 11:09:20,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26774 to 23467. [2022-11-20 11:09:20,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23467 states, 23466 states have (on average 1.0255262933606069) internal successors, (24065), 23466 states have internal predecessors, (24065), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:20,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23467 states to 23467 states and 24065 transitions. [2022-11-20 11:09:20,262 INFO L78 Accepts]: Start accepts. Automaton has 23467 states and 24065 transitions. Word has length 1099 [2022-11-20 11:09:20,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:09:20,262 INFO L495 AbstractCegarLoop]: Abstraction has 23467 states and 24065 transitions. [2022-11-20 11:09:20,262 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 222.66666666666666) internal successors, (668), 3 states have internal predecessors, (668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:20,263 INFO L276 IsEmpty]: Start isEmpty. Operand 23467 states and 24065 transitions. [2022-11-20 11:09:20,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1176 [2022-11-20 11:09:20,280 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:09:20,281 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:09:20,281 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-20 11:09:20,281 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:09:20,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:09:20,282 INFO L85 PathProgramCache]: Analyzing trace with hash -719744305, now seen corresponding path program 1 times [2022-11-20 11:09:20,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:09:20,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246604841] [2022-11-20 11:09:20,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:09:20,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:09:20,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:09:21,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2171 backedges. 204 proven. 1108 refuted. 0 times theorem prover too weak. 859 trivial. 0 not checked. [2022-11-20 11:09:21,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:09:21,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246604841] [2022-11-20 11:09:21,752 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246604841] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:09:21,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [418993267] [2022-11-20 11:09:21,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:09:21,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:09:21,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:09:21,754 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:09:21,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-20 11:09:22,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:09:22,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 1349 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 11:09:22,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:09:31,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2171 backedges. 204 proven. 1108 refuted. 0 times theorem prover too weak. 859 trivial. 0 not checked. [2022-11-20 11:09:31,041 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:09:33,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2171 backedges. 204 proven. 1108 refuted. 0 times theorem prover too weak. 859 trivial. 0 not checked. [2022-11-20 11:09:33,900 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [418993267] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 11:09:33,900 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 11:09:33,901 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2022-11-20 11:09:33,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34082362] [2022-11-20 11:09:33,902 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 11:09:33,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-20 11:09:33,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:09:33,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-20 11:09:33,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2022-11-20 11:09:33,906 INFO L87 Difference]: Start difference. First operand 23467 states and 24065 transitions. Second operand has 10 states, 10 states have (on average 140.8) internal successors, (1408), 9 states have internal predecessors, (1408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:38,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:09:38,744 INFO L93 Difference]: Finished difference Result 42057 states and 43105 transitions. [2022-11-20 11:09:38,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-20 11:09:38,745 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 140.8) internal successors, (1408), 9 states have internal predecessors, (1408), 0 states have call successors, (0), 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 1175 [2022-11-20 11:09:38,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:09:38,774 INFO L225 Difference]: With dead ends: 42057 [2022-11-20 11:09:38,774 INFO L226 Difference]: Without dead ends: 42055 [2022-11-20 11:09:38,779 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2352 GetRequests, 2344 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2022-11-20 11:09:38,779 INFO L413 NwaCegarLoop]: 74 mSDtfsCounter, 1840 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 2868 mSolverCounterSat, 409 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1840 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 5531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 409 IncrementalHoareTripleChecker+Valid, 2868 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 2254 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-11-20 11:09:38,780 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1840 Valid, 273 Invalid, 5531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [409 Valid, 2868 Invalid, 0 Unknown, 2254 Unchecked, 4.4s Time] [2022-11-20 11:09:38,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42055 states. [2022-11-20 11:09:39,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42055 to 21328. [2022-11-20 11:09:39,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21328 states, 21327 states have (on average 1.025273127959863) internal successors, (21866), 21327 states have internal predecessors, (21866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:39,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21328 states to 21328 states and 21866 transitions. [2022-11-20 11:09:39,122 INFO L78 Accepts]: Start accepts. Automaton has 21328 states and 21866 transitions. Word has length 1175 [2022-11-20 11:09:39,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:09:39,123 INFO L495 AbstractCegarLoop]: Abstraction has 21328 states and 21866 transitions. [2022-11-20 11:09:39,123 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 140.8) internal successors, (1408), 9 states have internal predecessors, (1408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:39,124 INFO L276 IsEmpty]: Start isEmpty. Operand 21328 states and 21866 transitions. [2022-11-20 11:09:39,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1478 [2022-11-20 11:09:39,150 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:09:39,151 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:09:39,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-20 11:09:39,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2022-11-20 11:09:39,360 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:09:39,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:09:39,360 INFO L85 PathProgramCache]: Analyzing trace with hash 1854055288, now seen corresponding path program 1 times [2022-11-20 11:09:39,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:09:39,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555683664] [2022-11-20 11:09:39,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:09:39,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:09:39,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:09:40,255 INFO L134 CoverageAnalysis]: Checked inductivity of 4241 backedges. 2355 proven. 0 refuted. 0 times theorem prover too weak. 1886 trivial. 0 not checked. [2022-11-20 11:09:40,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:09:40,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555683664] [2022-11-20 11:09:40,255 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555683664] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:09:40,255 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:09:40,256 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:09:40,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767627132] [2022-11-20 11:09:40,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:09:40,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:09:40,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:09:40,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:09:40,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:09:40,258 INFO L87 Difference]: Start difference. First operand 21328 states and 21866 transitions. Second operand has 3 states, 3 states have (on average 182.66666666666666) internal successors, (548), 3 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:42,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:09:42,099 INFO L93 Difference]: Finished difference Result 46543 states and 47711 transitions. [2022-11-20 11:09:42,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:09:42,100 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 182.66666666666666) internal successors, (548), 3 states have internal predecessors, (548), 0 states have call successors, (0), 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 1477 [2022-11-20 11:09:42,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:09:42,122 INFO L225 Difference]: With dead ends: 46543 [2022-11-20 11:09:42,122 INFO L226 Difference]: Without dead ends: 25516 [2022-11-20 11:09:42,131 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:09:42,132 INFO L413 NwaCegarLoop]: 409 mSDtfsCounter, 339 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 775 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 339 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 775 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-20 11:09:42,132 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [339 Valid, 428 Invalid, 882 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 775 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-20 11:09:42,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25516 states. [2022-11-20 11:09:42,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25516 to 22515. [2022-11-20 11:09:42,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22515 states, 22514 states have (on average 1.0245180776405791) internal successors, (23066), 22514 states have internal predecessors, (23066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:42,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22515 states to 22515 states and 23066 transitions. [2022-11-20 11:09:42,537 INFO L78 Accepts]: Start accepts. Automaton has 22515 states and 23066 transitions. Word has length 1477 [2022-11-20 11:09:42,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:09:42,538 INFO L495 AbstractCegarLoop]: Abstraction has 22515 states and 23066 transitions. [2022-11-20 11:09:42,538 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 182.66666666666666) internal successors, (548), 3 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:42,538 INFO L276 IsEmpty]: Start isEmpty. Operand 22515 states and 23066 transitions. [2022-11-20 11:09:42,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1669 [2022-11-20 11:09:42,594 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:09:42,595 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:09:42,595 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-11-20 11:09:42,595 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:09:42,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:09:42,596 INFO L85 PathProgramCache]: Analyzing trace with hash -872878686, now seen corresponding path program 1 times [2022-11-20 11:09:42,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:09:42,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266568245] [2022-11-20 11:09:42,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:09:42,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:09:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:09:43,583 INFO L134 CoverageAnalysis]: Checked inductivity of 6552 backedges. 2756 proven. 0 refuted. 0 times theorem prover too weak. 3796 trivial. 0 not checked. [2022-11-20 11:09:43,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:09:43,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266568245] [2022-11-20 11:09:43,584 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266568245] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:09:43,584 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:09:43,585 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:09:43,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059934907] [2022-11-20 11:09:43,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:09:43,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:09:43,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:09:43,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:09:43,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:09:43,588 INFO L87 Difference]: Start difference. First operand 22515 states and 23066 transitions. Second operand has 3 states, 3 states have (on average 226.66666666666666) internal successors, (680), 3 states have internal predecessors, (680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:45,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:09:45,006 INFO L93 Difference]: Finished difference Result 41430 states and 42431 transitions. [2022-11-20 11:09:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:09:45,007 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 226.66666666666666) internal successors, (680), 3 states have internal predecessors, (680), 0 states have call successors, (0), 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 1668 [2022-11-20 11:09:45,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:09:45,008 INFO L225 Difference]: With dead ends: 41430 [2022-11-20 11:09:45,008 INFO L226 Difference]: Without dead ends: 0 [2022-11-20 11:09:45,020 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:09:45,020 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 186 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 693 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 693 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-20 11:09:45,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 189 Invalid, 737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 693 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-20 11:09:45,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-20 11:09:45,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-20 11:09:45,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:45,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 11:09:45,022 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1668 [2022-11-20 11:09:45,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:09:45,022 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 11:09:45,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 226.66666666666666) internal successors, (680), 3 states have internal predecessors, (680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:09:45,022 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-20 11:09:45,023 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 11:09:45,025 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-20 11:09:45,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-11-20 11:09:45,028 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-20 11:10:05,930 WARN L233 SmtUtils]: Spent 20.89s on a formula simplification. DAG size of input: 683 DAG size of output: 686 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-20 11:10:28,076 WARN L233 SmtUtils]: Spent 22.14s on a formula simplification. DAG size of input: 706 DAG size of output: 709 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-20 11:10:50,630 WARN L233 SmtUtils]: Spent 22.55s on a formula simplification. DAG size of input: 706 DAG size of output: 709 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-20 11:10:59,641 WARN L233 SmtUtils]: Spent 9.00s on a formula simplification. DAG size of input: 686 DAG size of output: 161 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-20 11:11:09,004 WARN L233 SmtUtils]: Spent 9.36s on a formula simplification. DAG size of input: 709 DAG size of output: 161 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-20 11:11:17,250 WARN L233 SmtUtils]: Spent 8.24s on a formula simplification. DAG size of input: 709 DAG size of output: 161 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-20 11:11:17,255 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,256 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,256 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,256 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2022-11-20 11:11:17,256 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,256 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,256 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2022-11-20 11:11:17,257 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2022-11-20 11:11:17,257 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,257 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,257 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,257 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-11-20 11:11:17,257 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,257 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,257 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,257 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,258 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,258 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-11-20 11:11:17,258 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,258 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,258 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2022-11-20 11:11:17,258 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2022-11-20 11:11:17,258 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,259 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,259 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2022-11-20 11:11:17,259 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,259 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-11-20 11:11:17,259 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,259 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2022-11-20 11:11:17,260 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2022-11-20 11:11:17,260 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,260 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,260 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2022-11-20 11:11:17,260 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2022-11-20 11:11:17,261 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,261 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,261 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,261 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,261 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,261 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-11-20 11:11:17,262 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,262 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,262 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,262 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,262 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,263 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,263 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-11-20 11:11:17,263 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,263 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,263 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,264 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2022-11-20 11:11:17,264 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,264 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,264 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-11-20 11:11:17,264 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,264 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,265 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,265 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,265 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,265 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,265 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-11-20 11:11:17,266 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,266 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,266 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,266 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,266 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2022-11-20 11:11:17,266 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2022-11-20 11:11:17,267 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,267 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,267 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,267 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,267 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-11-20 11:11:17,268 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2022-11-20 11:11:17,268 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,268 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,268 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,268 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,269 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,269 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2022-11-20 11:11:17,269 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,269 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2022-11-20 11:11:17,269 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2022-11-20 11:11:17,269 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2022-11-20 11:11:17,270 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-11-20 11:11:17,270 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,270 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,270 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,270 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,271 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,271 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2022-11-20 11:11:17,271 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,271 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,271 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-11-20 11:11:17,271 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-20 11:11:17,272 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 146) no Hoare annotation was computed. [2022-11-20 11:11:17,272 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,272 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2022-11-20 11:11:17,272 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,272 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,273 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,273 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-11-20 11:11:17,273 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,273 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2022-11-20 11:11:17,273 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2022-11-20 11:11:17,273 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2022-11-20 11:11:17,274 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2022-11-20 11:11:17,274 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2022-11-20 11:11:17,274 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2022-11-20 11:11:17,274 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,274 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,274 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,275 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,275 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2022-11-20 11:11:17,275 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2022-11-20 11:11:17,275 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,275 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-11-20 11:11:17,276 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,276 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,276 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,276 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,276 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,276 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,277 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-11-20 11:11:17,277 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,277 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,277 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,277 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,277 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,278 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2022-11-20 11:11:17,278 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2022-11-20 11:11:17,278 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,278 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-11-20 11:11:17,278 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2022-11-20 11:11:17,278 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2022-11-20 11:11:17,279 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,279 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2022-11-20 11:11:17,279 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2022-11-20 11:11:17,279 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,279 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,279 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,280 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,280 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-11-20 11:11:17,280 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2022-11-20 11:11:17,280 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,280 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,280 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,281 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2022-11-20 11:11:17,281 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2022-11-20 11:11:17,281 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,281 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-11-20 11:11:17,281 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,281 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,282 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,282 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,282 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,282 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,282 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-11-20 11:11:17,282 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,283 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,283 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2022-11-20 11:11:17,283 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,283 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,283 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,283 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,284 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-11-20 11:11:17,284 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,284 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,284 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,284 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,284 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,285 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-11-20 11:11:17,285 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,285 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,285 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,285 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,286 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2022-11-20 11:11:17,286 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,286 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,286 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-20 11:11:17,286 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,286 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2022-11-20 11:11:17,287 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2022-11-20 11:11:17,287 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,287 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,287 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-11-20 11:11:17,287 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,287 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,288 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,288 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,288 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,288 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-11-20 11:11:17,288 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,288 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,289 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,289 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,289 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,289 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-11-20 11:11:17,289 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,289 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,290 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2022-11-20 11:11:17,290 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,290 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-11-20 11:11:17,290 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-11-20 11:11:17,290 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,290 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,291 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,291 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,291 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,291 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2022-11-20 11:11:17,291 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2022-11-20 11:11:17,292 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,292 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-11-20 11:11:17,292 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-11-20 11:11:17,292 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,292 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,292 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,293 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,293 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,293 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2022-11-20 11:11:17,293 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2022-11-20 11:11:17,293 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2022-11-20 11:11:17,293 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2022-11-20 11:11:17,294 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,294 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,294 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,294 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-11-20 11:11:17,294 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-11-20 11:11:17,294 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,295 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2022-11-20 11:11:17,295 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,295 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,295 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,295 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,296 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2022-11-20 11:11:17,296 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2022-11-20 11:11:17,296 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-11-20 11:11:17,296 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,296 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-11-20 11:11:17,296 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,297 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,297 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,297 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,297 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,297 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,298 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,298 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,298 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-11-20 11:11:17,298 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-11-20 11:11:17,298 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2022-11-20 11:11:17,298 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2022-11-20 11:11:17,299 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,299 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,299 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,299 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,300 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse26 (+ ~a4~0 86))) (let ((.cse17 (<= .cse26 0))) (let ((.cse22 (not .cse17)) (.cse2 (= ~a2~0 1)) (.cse9 (<= (+ ~a0~0 61) 0)) (.cse0 (+ ~a29~0 127))) (let ((.cse12 (< 0 (+ 4824 (div (* 9 ~a0~0) 10)))) (.cse14 (<= (+ 604 (* 5 ~a0~0)) 0)) (.cse16 (< 0 (+ ~a0~0 600207))) (.cse4 (<= 5 ~a2~0)) (.cse3 (<= .cse0 0)) (.cse15 (= 3 ~a2~0)) (.cse24 (+ ~a0~0 147)) (.cse13 (<= 0 (+ 595424 ~a0~0))) (.cse18 (<= 0 (+ ~a29~0 141))) (.cse8 (= ~a2~0 4)) (.cse25 (< 43 ~a29~0)) (.cse11 (<= (+ 98 ~a0~0) 0)) (.cse19 (<= ~a29~0 41)) (.cse23 (or (and .cse22 .cse2) (and .cse2 .cse9))) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse5 (not .cse9)) (.cse6 (not (<= ~a29~0 43))) (.cse10 (<= (+ 42 ~a4~0) 0)) (.cse21 (= 2 ~a2~0)) (.cse7 (<= ~a29~0 42)) (.cse20 (+ ~a29~0 16))) (or (and (<= 0 .cse0) .cse1 .cse2 (<= 0 (+ 44 ~a0~0)) .cse3) (and .cse1 .cse4 .cse5 .cse6) (and .cse1 .cse7 .cse8) (and .cse1 .cse2 .cse9) (and .cse10 .cse11 .cse4 .cse12 .cse6) (and .cse13 .cse10 .cse14 .cse2 .cse6) (and .cse1 .cse4 .cse9) (and .cse10 .cse15 .cse9) (and .cse10 .cse14 .cse4 .cse16 .cse9) (and .cse13 .cse14 .cse2 .cse17 .cse9) (and (<= 0 (+ ~a0~0 459337)) .cse10 .cse8 .cse9) (and .cse1 .cse6 .cse15) (and .cse1 .cse7 .cse9) (and .cse1 .cse14 .cse9) (and .cse10 .cse7 .cse4 .cse18 .cse12 .cse9) (and .cse19 .cse1 (not (<= .cse20 0)) .cse4) (and .cse10 .cse21 .cse22 .cse14) (and .cse10 .cse22 .cse8 .cse6 .cse16 .cse9) (and .cse21 .cse1 .cse7) (and .cse2 .cse17 .cse9 (<= (+ ~a29~0 144) 0)) (and .cse19 .cse23 .cse10 .cse18 .cse16) (and .cse10 .cse11 .cse7 .cse4 (not (<= .cse24 0)) .cse9) (and .cse10 .cse21 .cse22 .cse3) (and .cse2 .cse18 (<= (+ ~a4~0 504331) 0) (< ~a29~0 401235) (<= 4722 ~a0~0)) (and .cse19 .cse1 .cse15) (and .cse10 .cse21 .cse22 .cse11 .cse7 .cse9) (and (< 0 .cse24) .cse10 .cse11 .cse2 .cse9) (and .cse25 .cse13 .cse21 (<= (+ ~a0~0 386992) 0)) (and .cse10 (<= 140809 ~a0~0) .cse18 .cse8) (and (< 0 .cse26) .cse25 .cse10 .cse21 .cse11) (and .cse19 .cse23 (<= 0 (+ 97 ~a0~0)) .cse10) (and .cse21 .cse1 .cse5 .cse6) (and .cse10 .cse21 .cse22 .cse7 (< 0 .cse20) .cse9)))))) [2022-11-20 11:11:17,300 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-11-20 11:11:17,300 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-11-20 11:11:17,301 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,301 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,301 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,301 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,301 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,302 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,302 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,302 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2022-11-20 11:11:17,302 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,302 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2022-11-20 11:11:17,303 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2022-11-20 11:11:17,303 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,303 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2022-11-20 11:11:17,303 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2022-11-20 11:11:17,303 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-11-20 11:11:17,303 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-11-20 11:11:17,304 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,304 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,304 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,304 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,304 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,305 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-11-20 11:11:17,305 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-11-20 11:11:17,305 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,305 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2022-11-20 11:11:17,305 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2022-11-20 11:11:17,305 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,306 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,306 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-20 11:11:17,306 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,306 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,306 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,307 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,307 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse26 (+ ~a4~0 86))) (let ((.cse17 (<= .cse26 0))) (let ((.cse22 (not .cse17)) (.cse2 (= ~a2~0 1)) (.cse9 (<= (+ ~a0~0 61) 0)) (.cse0 (+ ~a29~0 127))) (let ((.cse12 (< 0 (+ 4824 (div (* 9 ~a0~0) 10)))) (.cse14 (<= (+ 604 (* 5 ~a0~0)) 0)) (.cse16 (< 0 (+ ~a0~0 600207))) (.cse4 (<= 5 ~a2~0)) (.cse3 (<= .cse0 0)) (.cse15 (= 3 ~a2~0)) (.cse24 (+ ~a0~0 147)) (.cse13 (<= 0 (+ 595424 ~a0~0))) (.cse18 (<= 0 (+ ~a29~0 141))) (.cse8 (= ~a2~0 4)) (.cse25 (< 43 ~a29~0)) (.cse11 (<= (+ 98 ~a0~0) 0)) (.cse19 (<= ~a29~0 41)) (.cse23 (or (and .cse22 .cse2) (and .cse2 .cse9))) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse5 (not .cse9)) (.cse6 (not (<= ~a29~0 43))) (.cse10 (<= (+ 42 ~a4~0) 0)) (.cse21 (= 2 ~a2~0)) (.cse7 (<= ~a29~0 42)) (.cse20 (+ ~a29~0 16))) (or (and (<= 0 .cse0) .cse1 .cse2 (<= 0 (+ 44 ~a0~0)) .cse3) (and .cse1 .cse4 .cse5 .cse6) (and .cse1 .cse7 .cse8) (and .cse1 .cse2 .cse9) (and .cse10 .cse11 .cse4 .cse12 .cse6) (and .cse13 .cse10 .cse14 .cse2 .cse6) (and .cse1 .cse4 .cse9) (and .cse10 .cse15 .cse9) (and .cse10 .cse14 .cse4 .cse16 .cse9) (and .cse13 .cse14 .cse2 .cse17 .cse9) (and (<= 0 (+ ~a0~0 459337)) .cse10 .cse8 .cse9) (and .cse1 .cse6 .cse15) (and .cse1 .cse7 .cse9) (and .cse1 .cse14 .cse9) (and .cse10 .cse7 .cse4 .cse18 .cse12 .cse9) (and .cse19 .cse1 (not (<= .cse20 0)) .cse4) (and .cse10 .cse21 .cse22 .cse14) (and .cse10 .cse22 .cse8 .cse6 .cse16 .cse9) (and .cse21 .cse1 .cse7) (and .cse19 .cse23 .cse10 .cse18 .cse16) (and .cse10 .cse11 .cse7 .cse4 (not (<= .cse24 0)) .cse9) (and .cse10 .cse21 .cse22 .cse3) (and .cse2 .cse18 (<= (+ ~a4~0 504331) 0) (< ~a29~0 401235) (<= 4722 ~a0~0)) (and .cse19 .cse1 .cse15) (and .cse10 .cse21 .cse22 .cse11 .cse7 .cse9) (and .cse2 .cse17 (<= (+ ~a29~0 144) 0)) (and (< 0 .cse24) .cse10 .cse11 .cse2 .cse9) (and .cse25 .cse13 .cse21 (<= (+ ~a0~0 386992) 0)) (and .cse10 (<= 140809 ~a0~0) .cse18 .cse8) (and (< 0 .cse26) .cse25 .cse10 .cse21 .cse11) (and .cse19 .cse23 (<= 0 (+ 97 ~a0~0)) .cse10) (and .cse21 .cse1 .cse5 .cse6) (and .cse10 .cse21 .cse22 .cse7 (< 0 .cse20) .cse9)))))) [2022-11-20 11:11:17,308 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,308 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-11-20 11:11:17,308 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-11-20 11:11:17,308 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,308 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,308 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,309 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,309 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,309 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,309 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-11-20 11:11:17,309 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-11-20 11:11:17,309 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,310 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,310 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2022-11-20 11:11:17,310 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,310 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,310 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,311 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,311 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,311 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,311 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-11-20 11:11:17,311 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-11-20 11:11:17,312 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,312 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,312 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,312 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,312 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,312 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,313 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-11-20 11:11:17,313 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,313 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-11-20 11:11:17,313 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,313 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,314 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,314 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,314 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,314 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,314 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,314 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-11-20 11:11:17,315 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-11-20 11:11:17,315 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,315 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,315 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,315 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,315 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,316 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,316 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,316 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-11-20 11:11:17,316 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-11-20 11:11:17,316 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,317 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,317 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,317 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,317 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,317 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,318 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,318 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2022-11-20 11:11:17,318 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2022-11-20 11:11:17,318 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,318 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-11-20 11:11:17,318 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-11-20 11:11:17,319 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,319 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,319 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,319 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,319 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,320 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,320 INFO L895 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse26 (+ ~a4~0 86))) (let ((.cse17 (<= .cse26 0))) (let ((.cse22 (not .cse17)) (.cse2 (= ~a2~0 1)) (.cse9 (<= (+ ~a0~0 61) 0)) (.cse0 (+ ~a29~0 127))) (let ((.cse12 (< 0 (+ 4824 (div (* 9 ~a0~0) 10)))) (.cse14 (<= (+ 604 (* 5 ~a0~0)) 0)) (.cse16 (< 0 (+ ~a0~0 600207))) (.cse4 (<= 5 ~a2~0)) (.cse3 (<= .cse0 0)) (.cse15 (= 3 ~a2~0)) (.cse24 (+ ~a0~0 147)) (.cse13 (<= 0 (+ 595424 ~a0~0))) (.cse18 (<= 0 (+ ~a29~0 141))) (.cse8 (= ~a2~0 4)) (.cse25 (< 43 ~a29~0)) (.cse11 (<= (+ 98 ~a0~0) 0)) (.cse19 (<= ~a29~0 41)) (.cse23 (or (and .cse22 .cse2) (and .cse2 .cse9))) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse5 (not .cse9)) (.cse6 (not (<= ~a29~0 43))) (.cse10 (<= (+ 42 ~a4~0) 0)) (.cse21 (= 2 ~a2~0)) (.cse7 (<= ~a29~0 42)) (.cse20 (+ ~a29~0 16))) (or (and (<= 0 .cse0) .cse1 .cse2 (<= 0 (+ 44 ~a0~0)) .cse3) (and .cse1 .cse4 .cse5 .cse6) (and .cse1 .cse7 .cse8) (and .cse1 .cse2 .cse9) (and .cse10 .cse11 .cse4 .cse12 .cse6) (and .cse13 .cse10 .cse14 .cse2 .cse6) (and .cse1 .cse4 .cse9) (and .cse10 .cse15 .cse9) (and .cse10 .cse14 .cse4 .cse16 .cse9) (and .cse13 .cse14 .cse2 .cse17 .cse9) (and (<= 0 (+ ~a0~0 459337)) .cse10 .cse8 .cse9) (and .cse1 .cse6 .cse15) (and .cse1 .cse7 .cse9) (and .cse1 .cse14 .cse9) (and .cse10 .cse7 .cse4 .cse18 .cse12 .cse9) (and .cse19 .cse1 (not (<= .cse20 0)) .cse4) (and .cse10 .cse21 .cse22 .cse14) (and .cse10 .cse22 .cse8 .cse6 .cse16 .cse9) (and .cse21 .cse1 .cse7) (and .cse19 .cse23 .cse10 .cse18 .cse16) (and .cse10 .cse11 .cse7 .cse4 (not (<= .cse24 0)) .cse9) (and .cse10 .cse21 .cse22 .cse3) (and .cse2 .cse18 (<= (+ ~a4~0 504331) 0) (< ~a29~0 401235) (<= 4722 ~a0~0)) (and .cse19 .cse1 .cse15) (and .cse10 .cse21 .cse22 .cse11 .cse7 .cse9) (and .cse2 .cse17 (<= (+ ~a29~0 144) 0)) (and (< 0 .cse24) .cse10 .cse11 .cse2 .cse9) (and .cse25 .cse13 .cse21 (<= (+ ~a0~0 386992) 0)) (and .cse10 (<= 140809 ~a0~0) .cse18 .cse8) (and (< 0 .cse26) .cse25 .cse10 .cse21 .cse11) (and .cse19 .cse23 (<= 0 (+ 97 ~a0~0)) .cse10) (and .cse21 .cse1 .cse5 .cse6) (and .cse10 .cse21 .cse22 .cse7 (< 0 .cse20) .cse9)))))) [2022-11-20 11:11:17,320 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-11-20 11:11:17,321 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-11-20 11:11:17,321 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,321 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,321 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,321 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,321 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,322 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,322 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,322 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,322 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-11-20 11:11:17,322 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-11-20 11:11:17,323 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,323 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2022-11-20 11:11:17,323 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2022-11-20 11:11:17,323 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,323 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,324 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,324 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,324 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,324 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2022-11-20 11:11:17,324 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-20 11:11:17,324 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-11-20 11:11:17,325 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,325 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,325 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,325 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,325 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2022-11-20 11:11:17,326 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2022-11-20 11:11:17,326 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2022-11-20 11:11:17,326 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,326 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2022-11-20 11:11:17,326 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-11-20 11:11:17,326 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,327 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,327 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,327 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,327 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,327 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,328 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,328 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-11-20 11:11:17,328 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2022-11-20 11:11:17,328 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,328 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,328 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,329 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-11-20 11:11:17,329 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,329 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,329 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2022-11-20 11:11:17,329 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,330 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,330 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,330 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,330 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,330 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,330 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,331 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2022-11-20 11:11:17,331 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2022-11-20 11:11:17,331 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,331 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-11-20 11:11:17,331 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,332 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2022-11-20 11:11:17,332 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,332 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-11-20 11:11:17,332 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2022-11-20 11:11:17,337 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:11:17,339 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 11:11:17,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:11:17 BoogieIcfgContainer [2022-11-20 11:11:17,376 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 11:11:17,377 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 11:11:17,377 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 11:11:17,377 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 11:11:17,378 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:07:26" (3/4) ... [2022-11-20 11:11:17,382 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 11:11:17,413 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-20 11:11:17,416 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-20 11:11:17,419 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 11:11:17,421 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 11:11:17,642 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 11:11:17,642 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 11:11:17,643 INFO L158 Benchmark]: Toolchain (without parser) took 237464.45ms. Allocated memory was 146.8MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 117.6MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 825.1MB. Max. memory is 16.1GB. [2022-11-20 11:11:17,643 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 109.1MB. Free memory is still 77.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:11:17,643 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1415.00ms. Allocated memory is still 146.8MB. Free memory was 117.6MB in the beginning and 39.8MB in the end (delta: 77.8MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2022-11-20 11:11:17,647 INFO L158 Benchmark]: Boogie Procedure Inliner took 265.37ms. Allocated memory is still 146.8MB. Free memory was 39.8MB in the beginning and 75.5MB in the end (delta: -35.7MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2022-11-20 11:11:17,648 INFO L158 Benchmark]: Boogie Preprocessor took 215.51ms. Allocated memory is still 146.8MB. Free memory was 75.5MB in the beginning and 56.6MB in the end (delta: 18.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 11:11:17,648 INFO L158 Benchmark]: RCFGBuilder took 4269.02ms. Allocated memory was 146.8MB in the beginning and 186.6MB in the end (delta: 39.8MB). Free memory was 56.6MB in the beginning and 69.9MB in the end (delta: -13.4MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. [2022-11-20 11:11:17,656 INFO L158 Benchmark]: TraceAbstraction took 231025.40ms. Allocated memory was 186.6MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 68.9MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2022-11-20 11:11:17,657 INFO L158 Benchmark]: Witness Printer took 265.42ms. Allocated memory is still 2.0GB. Free memory was 1.2GB in the beginning and 1.1GB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-20 11:11:17,659 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 109.1MB. Free memory is still 77.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1415.00ms. Allocated memory is still 146.8MB. Free memory was 117.6MB in the beginning and 39.8MB in the end (delta: 77.8MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 265.37ms. Allocated memory is still 146.8MB. Free memory was 39.8MB in the beginning and 75.5MB in the end (delta: -35.7MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 215.51ms. Allocated memory is still 146.8MB. Free memory was 75.5MB in the beginning and 56.6MB in the end (delta: 18.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * RCFGBuilder took 4269.02ms. Allocated memory was 146.8MB in the beginning and 186.6MB in the end (delta: 39.8MB). Free memory was 56.6MB in the beginning and 69.9MB in the end (delta: -13.4MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. * TraceAbstraction took 231025.40ms. Allocated memory was 186.6MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 68.9MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * Witness Printer took 265.42ms. Allocated memory is still 2.0GB. Free memory was 1.2GB in the beginning and 1.1GB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 146]: 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: 230.9s, OverallIterations: 29, TraceHistogramMax: 12, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.4s, AutomataDifference: 76.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 92.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12826 SdHoareTripleChecker+Valid, 69.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12826 mSDsluCounter, 10571 SdHoareTripleChecker+Invalid, 60.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 3887 IncrementalHoareTripleChecker+Unchecked, 1321 mSDsCounter, 4954 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 30631 IncrementalHoareTripleChecker+Invalid, 39472 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4954 mSolverCounterUnsat, 9250 mSDtfsCounter, 30631 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6859 GetRequests, 6792 SyntacticMatches, 1 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23467occurred in iteration=26, InterpolantAutomatonStates: 109, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 6.4s AutomataMinimizationTime, 29 MinimizatonAttempts, 63975 StatesRemovedByMinimization, 22 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 304 NumberOfFragments, 2106 HoareAnnotationTreeSize, 4 FomulaSimplifications, 127902 FormulaSimplificationTreeSizeReduction, 65.6s HoareSimplificationTime, 4 FomulaSimplificationsInter, 925892 FormulaSimplificationTreeSizeReductionInter, 26.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.2s SsaConstructionTime, 3.6s SatisfiabilityAnalysisTime, 45.9s InterpolantComputationTime, 24518 NumberOfCodeBlocks, 24518 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 26254 ConstructedInterpolants, 737 QuantifiedInterpolants, 99691 SizeOfPredicates, 9 NumberOfNonLiveVariables, 5932 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 37 InterpolantComputations, 27 PerfectInterpolantSequences, 37608/41670 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0) || (((89 + a4 <= 0 && 5 <= a2) && !(a0 + 61 <= 0)) && !(a29 <= 43))) || ((89 + a4 <= 0 && a29 <= 42) && a2 == 4)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || ((((42 + a4 <= 0 && 98 + a0 <= 0) && 5 <= a2) && 0 < 4824 + 9 * a0 / 10) && !(a29 <= 43))) || ((((0 <= 595424 + a0 && 42 + a4 <= 0) && 604 + 5 * a0 <= 0) && a2 == 1) && !(a29 <= 43))) || ((89 + a4 <= 0 && 5 <= a2) && a0 + 61 <= 0)) || ((42 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((((42 + a4 <= 0 && 604 + 5 * a0 <= 0) && 5 <= a2) && 0 < a0 + 600207) && a0 + 61 <= 0)) || ((((0 <= 595424 + a0 && 604 + 5 * a0 <= 0) && a2 == 1) && a4 + 86 <= 0) && a0 + 61 <= 0)) || (((0 <= a0 + 459337 && 42 + a4 <= 0) && a2 == 4) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && !(a29 <= 43)) && 3 == a2)) || ((89 + a4 <= 0 && a29 <= 42) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && 604 + 5 * a0 <= 0) && a0 + 61 <= 0)) || (((((42 + a4 <= 0 && a29 <= 42) && 5 <= a2) && 0 <= a29 + 141) && 0 < 4824 + 9 * a0 / 10) && a0 + 61 <= 0)) || (((a29 <= 41 && 89 + a4 <= 0) && !(a29 + 16 <= 0)) && 5 <= a2)) || (((42 + a4 <= 0 && 2 == a2) && !(a4 + 86 <= 0)) && 604 + 5 * a0 <= 0)) || (((((42 + a4 <= 0 && !(a4 + 86 <= 0)) && a2 == 4) && !(a29 <= 43)) && 0 < a0 + 600207) && a0 + 61 <= 0)) || ((2 == a2 && 89 + a4 <= 0) && a29 <= 42)) || (((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0) && a29 + 144 <= 0)) || ((((a29 <= 41 && ((!(a4 + 86 <= 0) && a2 == 1) || (a2 == 1 && a0 + 61 <= 0))) && 42 + a4 <= 0) && 0 <= a29 + 141) && 0 < a0 + 600207)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && a29 <= 42) && 5 <= a2) && !(a0 + 147 <= 0)) && a0 + 61 <= 0)) || (((42 + a4 <= 0 && 2 == a2) && !(a4 + 86 <= 0)) && a29 + 127 <= 0)) || ((((a2 == 1 && 0 <= a29 + 141) && a4 + 504331 <= 0) && a29 < 401235) && 4722 <= a0)) || ((a29 <= 41 && 89 + a4 <= 0) && 3 == a2)) || (((((42 + a4 <= 0 && 2 == a2) && !(a4 + 86 <= 0)) && 98 + a0 <= 0) && a29 <= 42) && a0 + 61 <= 0)) || ((((0 < a0 + 147 && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 1) && a0 + 61 <= 0)) || (((43 < a29 && 0 <= 595424 + a0) && 2 == a2) && a0 + 386992 <= 0)) || (((42 + a4 <= 0 && 140809 <= a0) && 0 <= a29 + 141) && a2 == 4)) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0)) || (((a29 <= 41 && ((!(a4 + 86 <= 0) && a2 == 1) || (a2 == 1 && a0 + 61 <= 0))) && 0 <= 97 + a0) && 42 + a4 <= 0)) || (((2 == a2 && 89 + a4 <= 0) && !(a0 + 61 <= 0)) && !(a29 <= 43))) || (((((42 + a4 <= 0 && 2 == a2) && !(a4 + 86 <= 0)) && a29 <= 42) && 0 < a29 + 16) && a0 + 61 <= 0) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0) || (((89 + a4 <= 0 && 5 <= a2) && !(a0 + 61 <= 0)) && !(a29 <= 43))) || ((89 + a4 <= 0 && a29 <= 42) && a2 == 4)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || ((((42 + a4 <= 0 && 98 + a0 <= 0) && 5 <= a2) && 0 < 4824 + 9 * a0 / 10) && !(a29 <= 43))) || ((((0 <= 595424 + a0 && 42 + a4 <= 0) && 604 + 5 * a0 <= 0) && a2 == 1) && !(a29 <= 43))) || ((89 + a4 <= 0 && 5 <= a2) && a0 + 61 <= 0)) || ((42 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((((42 + a4 <= 0 && 604 + 5 * a0 <= 0) && 5 <= a2) && 0 < a0 + 600207) && a0 + 61 <= 0)) || ((((0 <= 595424 + a0 && 604 + 5 * a0 <= 0) && a2 == 1) && a4 + 86 <= 0) && a0 + 61 <= 0)) || (((0 <= a0 + 459337 && 42 + a4 <= 0) && a2 == 4) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && !(a29 <= 43)) && 3 == a2)) || ((89 + a4 <= 0 && a29 <= 42) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && 604 + 5 * a0 <= 0) && a0 + 61 <= 0)) || (((((42 + a4 <= 0 && a29 <= 42) && 5 <= a2) && 0 <= a29 + 141) && 0 < 4824 + 9 * a0 / 10) && a0 + 61 <= 0)) || (((a29 <= 41 && 89 + a4 <= 0) && !(a29 + 16 <= 0)) && 5 <= a2)) || (((42 + a4 <= 0 && 2 == a2) && !(a4 + 86 <= 0)) && 604 + 5 * a0 <= 0)) || (((((42 + a4 <= 0 && !(a4 + 86 <= 0)) && a2 == 4) && !(a29 <= 43)) && 0 < a0 + 600207) && a0 + 61 <= 0)) || ((2 == a2 && 89 + a4 <= 0) && a29 <= 42)) || ((((a29 <= 41 && ((!(a4 + 86 <= 0) && a2 == 1) || (a2 == 1 && a0 + 61 <= 0))) && 42 + a4 <= 0) && 0 <= a29 + 141) && 0 < a0 + 600207)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && a29 <= 42) && 5 <= a2) && !(a0 + 147 <= 0)) && a0 + 61 <= 0)) || (((42 + a4 <= 0 && 2 == a2) && !(a4 + 86 <= 0)) && a29 + 127 <= 0)) || ((((a2 == 1 && 0 <= a29 + 141) && a4 + 504331 <= 0) && a29 < 401235) && 4722 <= a0)) || ((a29 <= 41 && 89 + a4 <= 0) && 3 == a2)) || (((((42 + a4 <= 0 && 2 == a2) && !(a4 + 86 <= 0)) && 98 + a0 <= 0) && a29 <= 42) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((((0 < a0 + 147 && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 1) && a0 + 61 <= 0)) || (((43 < a29 && 0 <= 595424 + a0) && 2 == a2) && a0 + 386992 <= 0)) || (((42 + a4 <= 0 && 140809 <= a0) && 0 <= a29 + 141) && a2 == 4)) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0)) || (((a29 <= 41 && ((!(a4 + 86 <= 0) && a2 == 1) || (a2 == 1 && a0 + 61 <= 0))) && 0 <= 97 + a0) && 42 + a4 <= 0)) || (((2 == a2 && 89 + a4 <= 0) && !(a0 + 61 <= 0)) && !(a29 <= 43))) || (((((42 + a4 <= 0 && 2 == a2) && !(a4 + 86 <= 0)) && a29 <= 42) && 0 < a29 + 16) && a0 + 61 <= 0) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0) || (((89 + a4 <= 0 && 5 <= a2) && !(a0 + 61 <= 0)) && !(a29 <= 43))) || ((89 + a4 <= 0 && a29 <= 42) && a2 == 4)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || ((((42 + a4 <= 0 && 98 + a0 <= 0) && 5 <= a2) && 0 < 4824 + 9 * a0 / 10) && !(a29 <= 43))) || ((((0 <= 595424 + a0 && 42 + a4 <= 0) && 604 + 5 * a0 <= 0) && a2 == 1) && !(a29 <= 43))) || ((89 + a4 <= 0 && 5 <= a2) && a0 + 61 <= 0)) || ((42 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((((42 + a4 <= 0 && 604 + 5 * a0 <= 0) && 5 <= a2) && 0 < a0 + 600207) && a0 + 61 <= 0)) || ((((0 <= 595424 + a0 && 604 + 5 * a0 <= 0) && a2 == 1) && a4 + 86 <= 0) && a0 + 61 <= 0)) || (((0 <= a0 + 459337 && 42 + a4 <= 0) && a2 == 4) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && !(a29 <= 43)) && 3 == a2)) || ((89 + a4 <= 0 && a29 <= 42) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && 604 + 5 * a0 <= 0) && a0 + 61 <= 0)) || (((((42 + a4 <= 0 && a29 <= 42) && 5 <= a2) && 0 <= a29 + 141) && 0 < 4824 + 9 * a0 / 10) && a0 + 61 <= 0)) || (((a29 <= 41 && 89 + a4 <= 0) && !(a29 + 16 <= 0)) && 5 <= a2)) || (((42 + a4 <= 0 && 2 == a2) && !(a4 + 86 <= 0)) && 604 + 5 * a0 <= 0)) || (((((42 + a4 <= 0 && !(a4 + 86 <= 0)) && a2 == 4) && !(a29 <= 43)) && 0 < a0 + 600207) && a0 + 61 <= 0)) || ((2 == a2 && 89 + a4 <= 0) && a29 <= 42)) || ((((a29 <= 41 && ((!(a4 + 86 <= 0) && a2 == 1) || (a2 == 1 && a0 + 61 <= 0))) && 42 + a4 <= 0) && 0 <= a29 + 141) && 0 < a0 + 600207)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && a29 <= 42) && 5 <= a2) && !(a0 + 147 <= 0)) && a0 + 61 <= 0)) || (((42 + a4 <= 0 && 2 == a2) && !(a4 + 86 <= 0)) && a29 + 127 <= 0)) || ((((a2 == 1 && 0 <= a29 + 141) && a4 + 504331 <= 0) && a29 < 401235) && 4722 <= a0)) || ((a29 <= 41 && 89 + a4 <= 0) && 3 == a2)) || (((((42 + a4 <= 0 && 2 == a2) && !(a4 + 86 <= 0)) && 98 + a0 <= 0) && a29 <= 42) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((((0 < a0 + 147 && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 1) && a0 + 61 <= 0)) || (((43 < a29 && 0 <= 595424 + a0) && 2 == a2) && a0 + 386992 <= 0)) || (((42 + a4 <= 0 && 140809 <= a0) && 0 <= a29 + 141) && a2 == 4)) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0)) || (((a29 <= 41 && ((!(a4 + 86 <= 0) && a2 == 1) || (a2 == 1 && a0 + 61 <= 0))) && 0 <= 97 + a0) && 42 + a4 <= 0)) || (((2 == a2 && 89 + a4 <= 0) && !(a0 + 61 <= 0)) && !(a29 <= 43))) || (((((42 + a4 <= 0 && 2 == a2) && !(a4 + 86 <= 0)) && a29 <= 42) && 0 < a29 + 16) && a0 + 61 <= 0) RESULT: Ultimate proved your program to be correct! [2022-11-20 11:11:17,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bd8423-7eda-4674-880d-681b3054a2a9/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE