./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label16.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label16.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc --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 f36a525a226086cc938e65ee46daa868faf1a89b705080609babafb304ea1cb5 --- 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-5e519f3 [2022-11-02 20:42:03,777 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:42:03,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:42:03,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:42:03,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:42:03,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:42:03,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:42:03,843 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:42:03,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:42:03,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:42:03,847 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:42:03,848 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:42:03,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:42:03,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:42:03,851 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:42:03,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:42:03,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:42:03,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:42:03,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:42:03,859 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:42:03,861 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:42:03,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:42:03,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:42:03,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:42:03,872 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:42:03,873 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:42:03,873 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:42:03,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:42:03,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:42:03,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:42:03,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:42:03,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:42:03,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:42:03,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:42:03,892 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:42:03,892 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:42:03,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:42:03,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:42:03,893 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:42:03,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:42:03,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:42:03,896 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-02 20:42:03,941 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:42:03,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:42:03,941 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:42:03,942 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:42:03,942 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:42:03,942 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:42:03,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:42:03,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:42:03,943 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:42:03,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:42:03,944 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:42:03,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:42:03,944 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:42:03,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:42:03,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:42:03,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:42:03,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:42:03,945 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:42:03,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:42:03,946 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:42:03,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:42:03,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:42:03,946 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:42:03,946 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:42:03,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:42:03,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:42:03,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:42:03,947 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:42:03,947 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:42:03,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:42:03,948 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:42:03,948 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:42:03,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:42:03,948 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_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f36a525a226086cc938e65ee46daa868faf1a89b705080609babafb304ea1cb5 [2022-11-02 20:42:04,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:42:04,228 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:42:04,231 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:42:04,232 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:42:04,234 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:42:04,235 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/eca-rers2012/Problem15_label16.c [2022-11-02 20:42:04,323 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/data/11296c727/f692f24d691340a8a541d7e955438c0b/FLAG5c0df0449 [2022-11-02 20:42:04,970 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:42:04,971 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/sv-benchmarks/c/eca-rers2012/Problem15_label16.c [2022-11-02 20:42:04,992 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/data/11296c727/f692f24d691340a8a541d7e955438c0b/FLAG5c0df0449 [2022-11-02 20:42:05,126 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/data/11296c727/f692f24d691340a8a541d7e955438c0b [2022-11-02 20:42:05,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:42:05,131 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:42:05,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:42:05,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:42:05,139 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:42:05,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:42:05" (1/1) ... [2022-11-02 20:42:05,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27339503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:05, skipping insertion in model container [2022-11-02 20:42:05,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:42:05" (1/1) ... [2022-11-02 20:42:05,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:42:05,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:42:05,509 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/sv-benchmarks/c/eca-rers2012/Problem15_label16.c[7550,7563] [2022-11-02 20:42:06,051 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:42:06,060 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:42:06,089 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/sv-benchmarks/c/eca-rers2012/Problem15_label16.c[7550,7563] [2022-11-02 20:42:06,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:42:06,389 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:42:06,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:06 WrapperNode [2022-11-02 20:42:06,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:42:06,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:42:06,392 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:42:06,392 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:42:06,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:06" (1/1) ... [2022-11-02 20:42:06,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:06" (1/1) ... [2022-11-02 20:42:06,729 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2022-11-02 20:42:06,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:42:06,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:42:06,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:42:06,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:42:06,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:06" (1/1) ... [2022-11-02 20:42:06,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:06" (1/1) ... [2022-11-02 20:42:06,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:06" (1/1) ... [2022-11-02 20:42:06,785 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:06" (1/1) ... [2022-11-02 20:42:06,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:06" (1/1) ... [2022-11-02 20:42:07,000 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:06" (1/1) ... [2022-11-02 20:42:07,020 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:06" (1/1) ... [2022-11-02 20:42:07,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:06" (1/1) ... [2022-11-02 20:42:07,055 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:42:07,057 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:42:07,058 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:42:07,058 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:42:07,059 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:06" (1/1) ... [2022-11-02 20:42:07,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:42:07,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:42:07,097 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:42:07,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:42:07,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:42:07,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:42:07,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:42:07,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:42:07,239 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:42:07,242 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:42:11,193 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:42:11,203 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:42:11,204 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 20:42:11,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:42:11 BoogieIcfgContainer [2022-11-02 20:42:11,207 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:42:11,209 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:42:11,210 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:42:11,214 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:42:11,214 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:42:05" (1/3) ... [2022-11-02 20:42:11,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35c840eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:42:11, skipping insertion in model container [2022-11-02 20:42:11,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:06" (2/3) ... [2022-11-02 20:42:11,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35c840eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:42:11, skipping insertion in model container [2022-11-02 20:42:11,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:42:11" (3/3) ... [2022-11-02 20:42:11,217 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label16.c [2022-11-02 20:42:11,239 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:42:11,239 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:42:11,308 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:42:11,316 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;@6bb46dbb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:42:11,316 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:42:11,323 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) [2022-11-02 20:42:11,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-02 20:42:11,333 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:42:11,334 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:42:11,335 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:42:11,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:42:11,341 INFO L85 PathProgramCache]: Analyzing trace with hash 531730986, now seen corresponding path program 1 times [2022-11-02 20:42:11,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:42:11,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640937794] [2022-11-02 20:42:11,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:42:11,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:42:11,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:42:11,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:42:11,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:42:11,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640937794] [2022-11-02 20:42:11,863 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640937794] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:42:11,864 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:42:11,864 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:42:11,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907055552] [2022-11-02 20:42:11,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:42:11,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:42:11,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:42:11,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:42:11,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:42:11,926 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 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:14,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:42:14,900 INFO L93 Difference]: Finished difference Result 1155 states and 2106 transitions. [2022-11-02 20:42:14,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:42:14,903 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 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 62 [2022-11-02 20:42:14,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:42:14,920 INFO L225 Difference]: With dead ends: 1155 [2022-11-02 20:42:14,920 INFO L226 Difference]: Without dead ends: 667 [2022-11-02 20:42:14,925 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 [2022-11-02 20:42:14,928 INFO L413 NwaCegarLoop]: 329 mSDtfsCounter, 282 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 899 mSolverCounterSat, 345 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 282 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 1244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 345 IncrementalHoareTripleChecker+Valid, 899 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-02 20:42:14,929 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [282 Valid, 371 Invalid, 1244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [345 Valid, 899 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-02 20:42:14,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2022-11-02 20:42:15,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 665. [2022-11-02 20:42:15,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 665 states, 664 states have (on average 1.4789156626506024) internal successors, (982), 664 states have internal predecessors, (982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:15,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 982 transitions. [2022-11-02 20:42:15,009 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 982 transitions. Word has length 62 [2022-11-02 20:42:15,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:42:15,009 INFO L495 AbstractCegarLoop]: Abstraction has 665 states and 982 transitions. [2022-11-02 20:42:15,010 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:15,010 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 982 transitions. [2022-11-02 20:42:15,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-02 20:42:15,014 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:42:15,015 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-02 20:42:15,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:42:15,016 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:42:15,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:42:15,017 INFO L85 PathProgramCache]: Analyzing trace with hash -796528411, now seen corresponding path program 1 times [2022-11-02 20:42:15,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:42:15,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771360704] [2022-11-02 20:42:15,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:42:15,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:42:15,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:42:15,361 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:42:15,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:42:15,362 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771360704] [2022-11-02 20:42:15,362 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771360704] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:42:15,363 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:42:15,363 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:42:15,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672987456] [2022-11-02 20:42:15,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:42:15,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:42:15,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:42:15,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:42:15,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:42:15,366 INFO L87 Difference]: Start difference. First operand 665 states and 982 transitions. Second operand has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 2 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:18,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:42:18,526 INFO L93 Difference]: Finished difference Result 1955 states and 2894 transitions. [2022-11-02 20:42:18,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:42:18,527 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 2 states have internal predecessors, (137), 0 states have call successors, (0), 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 137 [2022-11-02 20:42:18,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:42:18,534 INFO L225 Difference]: With dead ends: 1955 [2022-11-02 20:42:18,534 INFO L226 Difference]: Without dead ends: 1292 [2022-11-02 20:42:18,537 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 [2022-11-02 20:42:18,539 INFO L413 NwaCegarLoop]: 289 mSDtfsCounter, 258 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 1249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:42:18,539 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 327 Invalid, 1249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-11-02 20:42:18,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1292 states. [2022-11-02 20:42:18,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1292 to 1282. [2022-11-02 20:42:18,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1282 states, 1281 states have (on average 1.3989071038251366) internal successors, (1792), 1281 states have internal predecessors, (1792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:18,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 1792 transitions. [2022-11-02 20:42:18,598 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 1792 transitions. Word has length 137 [2022-11-02 20:42:18,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:42:18,599 INFO L495 AbstractCegarLoop]: Abstraction has 1282 states and 1792 transitions. [2022-11-02 20:42:18,599 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 2 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:18,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1792 transitions. [2022-11-02 20:42:18,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-11-02 20:42:18,605 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:42:18,606 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:42:18,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:42:18,606 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:42:18,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:42:18,607 INFO L85 PathProgramCache]: Analyzing trace with hash -1624626917, now seen corresponding path program 1 times [2022-11-02 20:42:18,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:42:18,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902431713] [2022-11-02 20:42:18,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:42:18,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:42:18,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:42:18,862 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:42:18,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:42:18,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902431713] [2022-11-02 20:42:18,863 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902431713] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:42:18,863 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:42:18,864 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:42:18,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602890112] [2022-11-02 20:42:18,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:42:18,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:42:18,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:42:18,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:42:18,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:42:18,866 INFO L87 Difference]: Start difference. First operand 1282 states and 1792 transitions. Second operand has 3 states, 3 states have (on average 47.0) internal successors, (141), 2 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:21,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:42:21,795 INFO L93 Difference]: Finished difference Result 3764 states and 5263 transitions. [2022-11-02 20:42:21,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:42:21,796 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 2 states have internal predecessors, (141), 0 states have call successors, (0), 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 141 [2022-11-02 20:42:21,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:42:21,807 INFO L225 Difference]: With dead ends: 3764 [2022-11-02 20:42:21,807 INFO L226 Difference]: Without dead ends: 2484 [2022-11-02 20:42:21,811 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 [2022-11-02 20:42:21,821 INFO L413 NwaCegarLoop]: 320 mSDtfsCounter, 236 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 955 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 1150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-02 20:42:21,823 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 366 Invalid, 1150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 955 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-02 20:42:21,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2484 states. [2022-11-02 20:42:21,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2484 to 2182. [2022-11-02 20:42:21,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2182 states, 2181 states have (on average 1.2815222375057314) internal successors, (2795), 2181 states have internal predecessors, (2795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:21,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 2182 states and 2795 transitions. [2022-11-02 20:42:21,891 INFO L78 Accepts]: Start accepts. Automaton has 2182 states and 2795 transitions. Word has length 141 [2022-11-02 20:42:21,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:42:21,894 INFO L495 AbstractCegarLoop]: Abstraction has 2182 states and 2795 transitions. [2022-11-02 20:42:21,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 2 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:21,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2795 transitions. [2022-11-02 20:42:21,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-11-02 20:42:21,905 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:42:21,906 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:42:21,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:42:21,907 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:42:21,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:42:21,907 INFO L85 PathProgramCache]: Analyzing trace with hash 146795855, now seen corresponding path program 1 times [2022-11-02 20:42:21,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:42:21,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282324279] [2022-11-02 20:42:21,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:42:21,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:42:21,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:42:22,323 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-11-02 20:42:22,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:42:22,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282324279] [2022-11-02 20:42:22,325 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282324279] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:42:22,325 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:42:22,326 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:42:22,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452197209] [2022-11-02 20:42:22,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:42:22,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:42:22,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:42:22,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:42:22,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:42:22,331 INFO L87 Difference]: Start difference. First operand 2182 states and 2795 transitions. Second operand has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 2 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:24,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:42:24,632 INFO L93 Difference]: Finished difference Result 6166 states and 7961 transitions. [2022-11-02 20:42:24,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:42:24,633 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 2 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-11-02 20:42:24,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:42:24,648 INFO L225 Difference]: With dead ends: 6166 [2022-11-02 20:42:24,648 INFO L226 Difference]: Without dead ends: 3986 [2022-11-02 20:42:24,652 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 [2022-11-02 20:42:24,654 INFO L413 NwaCegarLoop]: 272 mSDtfsCounter, 257 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:42:24,654 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 339 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-02 20:42:24,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3986 states. [2022-11-02 20:42:24,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3986 to 3682. [2022-11-02 20:42:24,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3682 states, 3681 states have (on average 1.2200488997555012) internal successors, (4491), 3681 states have internal predecessors, (4491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:24,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 4491 transitions. [2022-11-02 20:42:24,751 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 4491 transitions. Word has length 232 [2022-11-02 20:42:24,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:42:24,752 INFO L495 AbstractCegarLoop]: Abstraction has 3682 states and 4491 transitions. [2022-11-02 20:42:24,752 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 2 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:24,752 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 4491 transitions. [2022-11-02 20:42:24,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2022-11-02 20:42:24,759 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:42:24,760 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:42:24,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 20:42:24,761 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:42:24,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:42:24,761 INFO L85 PathProgramCache]: Analyzing trace with hash 81110933, now seen corresponding path program 1 times [2022-11-02 20:42:24,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:42:24,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096931646] [2022-11-02 20:42:24,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:42:24,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:42:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:42:25,758 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-02 20:42:25,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:42:25,758 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096931646] [2022-11-02 20:42:25,759 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096931646] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:42:25,760 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:42:25,760 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:42:25,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579121757] [2022-11-02 20:42:25,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:42:25,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:42:25,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:42:25,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:42:25,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:42:25,765 INFO L87 Difference]: Start difference. First operand 3682 states and 4491 transitions. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:28,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:42:28,789 INFO L93 Difference]: Finished difference Result 7661 states and 9291 transitions. [2022-11-02 20:42:28,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:42:28,790 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 334 [2022-11-02 20:42:28,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:42:28,805 INFO L225 Difference]: With dead ends: 7661 [2022-11-02 20:42:28,805 INFO L226 Difference]: Without dead ends: 3981 [2022-11-02 20:42:28,810 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 [2022-11-02 20:42:28,811 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-02 20:42:28,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-11-02 20:42:28,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3981 states. [2022-11-02 20:42:28,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3981 to 3981. [2022-11-02 20:42:28,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3980 states have (on average 1.2050251256281408) internal successors, (4796), 3980 states have internal predecessors, (4796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:28,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 4796 transitions. [2022-11-02 20:42:28,905 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 4796 transitions. Word has length 334 [2022-11-02 20:42:28,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:42:28,906 INFO L495 AbstractCegarLoop]: Abstraction has 3981 states and 4796 transitions. [2022-11-02 20:42:28,907 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:28,907 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 4796 transitions. [2022-11-02 20:42:28,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2022-11-02 20:42:28,914 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:42:28,914 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:42:28,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-02 20:42:28,915 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:42:28,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:42:28,916 INFO L85 PathProgramCache]: Analyzing trace with hash 2004983654, now seen corresponding path program 1 times [2022-11-02 20:42:28,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:42:28,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775250651] [2022-11-02 20:42:28,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:42:28,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:42:29,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:42:29,411 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-02 20:42:29,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:42:29,412 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775250651] [2022-11-02 20:42:29,412 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775250651] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:42:29,412 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:42:29,412 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:42:29,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276610825] [2022-11-02 20:42:29,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:42:29,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:42:29,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:42:29,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:42:29,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:42:29,416 INFO L87 Difference]: Start difference. First operand 3981 states and 4796 transitions. Second operand has 3 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:31,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:42:31,955 INFO L93 Difference]: Finished difference Result 9465 states and 11674 transitions. [2022-11-02 20:42:31,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:42:31,956 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 0 states have call successors, (0), 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 349 [2022-11-02 20:42:31,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:42:31,976 INFO L225 Difference]: With dead ends: 9465 [2022-11-02 20:42:31,977 INFO L226 Difference]: Without dead ends: 5785 [2022-11-02 20:42:31,982 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 [2022-11-02 20:42:31,984 INFO L413 NwaCegarLoop]: 632 mSDtfsCounter, 254 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 915 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 671 SdHoareTripleChecker+Invalid, 1152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-02 20:42:31,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [254 Valid, 671 Invalid, 1152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 915 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-02 20:42:31,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5785 states. [2022-11-02 20:42:32,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5785 to 5783. [2022-11-02 20:42:32,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5783 states, 5782 states have (on average 1.1675890695261155) internal successors, (6751), 5782 states have internal predecessors, (6751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:32,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5783 states to 5783 states and 6751 transitions. [2022-11-02 20:42:32,120 INFO L78 Accepts]: Start accepts. Automaton has 5783 states and 6751 transitions. Word has length 349 [2022-11-02 20:42:32,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:42:32,121 INFO L495 AbstractCegarLoop]: Abstraction has 5783 states and 6751 transitions. [2022-11-02 20:42:32,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:32,121 INFO L276 IsEmpty]: Start isEmpty. Operand 5783 states and 6751 transitions. [2022-11-02 20:42:32,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2022-11-02 20:42:32,130 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:42:32,131 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:42:32,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-02 20:42:32,131 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:42:32,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:42:32,132 INFO L85 PathProgramCache]: Analyzing trace with hash -320576153, now seen corresponding path program 1 times [2022-11-02 20:42:32,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:42:32,132 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770453419] [2022-11-02 20:42:32,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:42:32,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:42:32,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:42:32,641 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-02 20:42:32,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:42:32,642 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770453419] [2022-11-02 20:42:32,642 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770453419] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:42:32,642 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:42:32,643 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:42:32,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249459450] [2022-11-02 20:42:32,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:42:32,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:42:32,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:42:32,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:42:32,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:42:32,645 INFO L87 Difference]: Start difference. First operand 5783 states and 6751 transitions. Second operand has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:35,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:42:35,293 INFO L93 Difference]: Finished difference Result 13364 states and 15910 transitions. [2022-11-02 20:42:35,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:42:35,295 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 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 408 [2022-11-02 20:42:35,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:42:35,322 INFO L225 Difference]: With dead ends: 13364 [2022-11-02 20:42:35,323 INFO L226 Difference]: Without dead ends: 7882 [2022-11-02 20:42:35,330 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 [2022-11-02 20:42:35,331 INFO L413 NwaCegarLoop]: 598 mSDtfsCounter, 265 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 895 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 635 SdHoareTripleChecker+Invalid, 1121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-02 20:42:35,331 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 635 Invalid, 1121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 895 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-02 20:42:35,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7882 states. [2022-11-02 20:42:35,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7882 to 7284. [2022-11-02 20:42:35,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7284 states, 7283 states have (on average 1.148702457778388) internal successors, (8366), 7283 states have internal predecessors, (8366), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:35,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7284 states to 7284 states and 8366 transitions. [2022-11-02 20:42:35,515 INFO L78 Accepts]: Start accepts. Automaton has 7284 states and 8366 transitions. Word has length 408 [2022-11-02 20:42:35,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:42:35,516 INFO L495 AbstractCegarLoop]: Abstraction has 7284 states and 8366 transitions. [2022-11-02 20:42:35,516 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:35,517 INFO L276 IsEmpty]: Start isEmpty. Operand 7284 states and 8366 transitions. [2022-11-02 20:42:35,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2022-11-02 20:42:35,530 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:42:35,530 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:42:35,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-02 20:42:35,531 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:42:35,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:42:35,532 INFO L85 PathProgramCache]: Analyzing trace with hash -416528072, now seen corresponding path program 1 times [2022-11-02 20:42:35,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:42:35,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182020541] [2022-11-02 20:42:35,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:42:35,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:42:35,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:42:35,973 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-02 20:42:35,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:42:35,974 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182020541] [2022-11-02 20:42:35,974 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182020541] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:42:35,974 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:42:35,975 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:42:35,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986433423] [2022-11-02 20:42:35,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:42:35,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:42:35,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:42:35,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:42:35,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:42:35,977 INFO L87 Difference]: Start difference. First operand 7284 states and 8366 transitions. Second operand has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:38,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:42:38,957 INFO L93 Difference]: Finished difference Result 16069 states and 18814 transitions. [2022-11-02 20:42:38,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:42:38,958 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 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 423 [2022-11-02 20:42:38,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:42:38,994 INFO L225 Difference]: With dead ends: 16069 [2022-11-02 20:42:39,002 INFO L226 Difference]: Without dead ends: 9086 [2022-11-02 20:42:39,009 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 [2022-11-02 20:42:39,010 INFO L413 NwaCegarLoop]: 585 mSDtfsCounter, 267 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 919 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 623 SdHoareTripleChecker+Invalid, 1136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-02 20:42:39,011 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [267 Valid, 623 Invalid, 1136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 919 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-02 20:42:39,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9086 states. [2022-11-02 20:42:39,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9086 to 8481. [2022-11-02 20:42:39,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8481 states, 8480 states have (on average 1.1379716981132075) internal successors, (9650), 8480 states have internal predecessors, (9650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:39,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8481 states to 8481 states and 9650 transitions. [2022-11-02 20:42:39,194 INFO L78 Accepts]: Start accepts. Automaton has 8481 states and 9650 transitions. Word has length 423 [2022-11-02 20:42:39,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:42:39,195 INFO L495 AbstractCegarLoop]: Abstraction has 8481 states and 9650 transitions. [2022-11-02 20:42:39,196 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:39,197 INFO L276 IsEmpty]: Start isEmpty. Operand 8481 states and 9650 transitions. [2022-11-02 20:42:39,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2022-11-02 20:42:39,210 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:42:39,210 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-02 20:42:39,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-02 20:42:39,214 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:42:39,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:42:39,214 INFO L85 PathProgramCache]: Analyzing trace with hash -1543863763, now seen corresponding path program 1 times [2022-11-02 20:42:39,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:42:39,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783695623] [2022-11-02 20:42:39,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:42:39,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:42:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:42:40,361 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 424 proven. 39 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-02 20:42:40,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:42:40,362 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783695623] [2022-11-02 20:42:40,362 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783695623] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:42:40,362 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1007784801] [2022-11-02 20:42:40,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:42:40,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:42:40,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:42:40,365 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:42:40,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-02 20:42:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:42:40,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:42:40,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:42:41,250 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-11-02 20:42:41,250 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:42:41,251 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1007784801] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:42:41,251 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:42:41,251 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-02 20:42:41,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894857839] [2022-11-02 20:42:41,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:42:41,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:42:41,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:42:41,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:42:41,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:42:41,254 INFO L87 Difference]: Start difference. First operand 8481 states and 9650 transitions. Second operand has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:43,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:42:43,969 INFO L93 Difference]: Finished difference Result 19651 states and 22543 transitions. [2022-11-02 20:42:43,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:42:43,970 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 0 states have call successors, (0), 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 513 [2022-11-02 20:42:43,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:42:43,994 INFO L225 Difference]: With dead ends: 19651 [2022-11-02 20:42:43,995 INFO L226 Difference]: Without dead ends: 11471 [2022-11-02 20:42:44,004 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 516 GetRequests, 512 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:42:44,007 INFO L413 NwaCegarLoop]: 273 mSDtfsCounter, 148 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 1111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-02 20:42:44,007 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 315 Invalid, 1111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 905 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-11-02 20:42:44,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11471 states. [2022-11-02 20:42:44,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11471 to 7578. [2022-11-02 20:42:44,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7578 states, 7577 states have (on average 1.1486076283489508) internal successors, (8703), 7577 states have internal predecessors, (8703), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:44,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7578 states to 7578 states and 8703 transitions. [2022-11-02 20:42:44,167 INFO L78 Accepts]: Start accepts. Automaton has 7578 states and 8703 transitions. Word has length 513 [2022-11-02 20:42:44,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:42:44,168 INFO L495 AbstractCegarLoop]: Abstraction has 7578 states and 8703 transitions. [2022-11-02 20:42:44,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:44,169 INFO L276 IsEmpty]: Start isEmpty. Operand 7578 states and 8703 transitions. [2022-11-02 20:42:44,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 547 [2022-11-02 20:42:44,189 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:42:44,190 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 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] [2022-11-02 20:42:44,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-02 20:42:44,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-11-02 20:42:44,399 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:42:44,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:42:44,400 INFO L85 PathProgramCache]: Analyzing trace with hash -1587144653, now seen corresponding path program 1 times [2022-11-02 20:42:44,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:42:44,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809907946] [2022-11-02 20:42:44,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:42:44,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:42:44,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:42:45,597 INFO L134 CoverageAnalysis]: Checked inductivity of 763 backedges. 529 proven. 39 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2022-11-02 20:42:45,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:42:45,597 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809907946] [2022-11-02 20:42:45,598 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809907946] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:42:45,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1615283667] [2022-11-02 20:42:45,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:42:45,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:42:45,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:42:45,600 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:42:45,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-02 20:42:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:42:45,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 692 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:42:45,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:42:46,017 INFO L134 CoverageAnalysis]: Checked inductivity of 763 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2022-11-02 20:42:46,017 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:42:46,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1615283667] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:42:46,018 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:42:46,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-02 20:42:46,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702595329] [2022-11-02 20:42:46,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:42:46,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:42:46,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:42:46,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:42:46,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:42:46,021 INFO L87 Difference]: Start difference. First operand 7578 states and 8703 transitions. Second operand has 3 states, 3 states have (on average 88.0) internal successors, (264), 3 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:48,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:42:48,606 INFO L93 Difference]: Finished difference Result 17246 states and 20055 transitions. [2022-11-02 20:42:48,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:42:48,607 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 88.0) internal successors, (264), 3 states have internal predecessors, (264), 0 states have call successors, (0), 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 546 [2022-11-02 20:42:48,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:42:48,629 INFO L225 Difference]: With dead ends: 17246 [2022-11-02 20:42:48,629 INFO L226 Difference]: Without dead ends: 9969 [2022-11-02 20:42:48,637 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 549 GetRequests, 545 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:42:48,638 INFO L413 NwaCegarLoop]: 427 mSDtfsCounter, 355 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 969 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 355 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, 2.5s IncrementalHoareTripleChecker+Time [2022-11-02 20:42:48,639 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [355 Valid, 447 Invalid, 1096 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 969 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-02 20:42:48,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9969 states. [2022-11-02 20:42:48,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9969 to 9969. [2022-11-02 20:42:48,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9969 states, 9968 states have (on average 1.1499799357945426) internal successors, (11463), 9968 states have internal predecessors, (11463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:48,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9969 states to 9969 states and 11463 transitions. [2022-11-02 20:42:48,809 INFO L78 Accepts]: Start accepts. Automaton has 9969 states and 11463 transitions. Word has length 546 [2022-11-02 20:42:48,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:42:48,810 INFO L495 AbstractCegarLoop]: Abstraction has 9969 states and 11463 transitions. [2022-11-02 20:42:48,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.0) internal successors, (264), 3 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:48,811 INFO L276 IsEmpty]: Start isEmpty. Operand 9969 states and 11463 transitions. [2022-11-02 20:42:48,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2022-11-02 20:42:48,818 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:42:48,819 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-02 20:42:48,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:42:49,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-02 20:42:49,043 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:42:49,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:42:49,044 INFO L85 PathProgramCache]: Analyzing trace with hash 703199593, now seen corresponding path program 1 times [2022-11-02 20:42:49,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:42:49,044 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317796629] [2022-11-02 20:42:49,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:42:49,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:42:49,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:42:49,992 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 475 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-11-02 20:42:49,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:42:49,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317796629] [2022-11-02 20:42:49,993 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317796629] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:42:49,993 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:42:49,994 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:42:49,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572004497] [2022-11-02 20:42:49,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:42:49,996 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:42:49,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:42:49,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:42:49,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:42:49,997 INFO L87 Difference]: Start difference. First operand 9969 states and 11463 transitions. Second operand has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:52,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:42:52,864 INFO L93 Difference]: Finished difference Result 24136 states and 28002 transitions. [2022-11-02 20:42:52,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:42:52,865 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 0 states have call successors, (0), 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 550 [2022-11-02 20:42:52,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:42:52,893 INFO L225 Difference]: With dead ends: 24136 [2022-11-02 20:42:52,893 INFO L226 Difference]: Without dead ends: 14468 [2022-11-02 20:42:52,904 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 [2022-11-02 20:42:52,905 INFO L413 NwaCegarLoop]: 588 mSDtfsCounter, 246 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 621 SdHoareTripleChecker+Invalid, 1210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-02 20:42:52,906 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 621 Invalid, 1210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-02 20:42:52,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14468 states. [2022-11-02 20:42:53,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14468 to 14158. [2022-11-02 20:42:53,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14158 states, 14157 states have (on average 1.1348449530267712) internal successors, (16066), 14157 states have internal predecessors, (16066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:53,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14158 states to 14158 states and 16066 transitions. [2022-11-02 20:42:53,272 INFO L78 Accepts]: Start accepts. Automaton has 14158 states and 16066 transitions. Word has length 550 [2022-11-02 20:42:53,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:42:53,273 INFO L495 AbstractCegarLoop]: Abstraction has 14158 states and 16066 transitions. [2022-11-02 20:42:53,274 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:53,274 INFO L276 IsEmpty]: Start isEmpty. Operand 14158 states and 16066 transitions. [2022-11-02 20:42:53,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 626 [2022-11-02 20:42:53,286 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:42:53,287 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 1] [2022-11-02 20:42:53,287 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-02 20:42:53,288 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:42:53,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:42:53,289 INFO L85 PathProgramCache]: Analyzing trace with hash -740853774, now seen corresponding path program 1 times [2022-11-02 20:42:53,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:42:53,290 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996791931] [2022-11-02 20:42:53,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:42:53,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:42:53,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:42:54,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 686 proven. 39 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2022-11-02 20:42:54,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:42:54,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996791931] [2022-11-02 20:42:54,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996791931] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:42:54,544 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [260906619] [2022-11-02 20:42:54,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:42:54,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:42:54,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:42:54,546 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:42:54,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-02 20:42:54,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:42:54,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:42:54,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:42:55,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 610 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2022-11-02 20:42:55,098 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:42:55,098 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [260906619] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:42:55,098 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:42:55,099 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-02 20:42:55,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265240955] [2022-11-02 20:42:55,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:42:55,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:42:55,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:42:55,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:42:55,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:42:55,101 INFO L87 Difference]: Start difference. First operand 14158 states and 16066 transitions. Second operand has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 3 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:57,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:42:57,718 INFO L93 Difference]: Finished difference Result 27712 states and 31490 transitions. [2022-11-02 20:42:57,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:42:57,719 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 3 states have internal predecessors, (343), 0 states have call successors, (0), 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 625 [2022-11-02 20:42:57,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:42:57,737 INFO L225 Difference]: With dead ends: 27712 [2022-11-02 20:42:57,737 INFO L226 Difference]: Without dead ends: 13855 [2022-11-02 20:42:57,751 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 628 GetRequests, 624 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:42:57,752 INFO L413 NwaCegarLoop]: 567 mSDtfsCounter, 252 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 878 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 604 SdHoareTripleChecker+Invalid, 1086 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 878 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-02 20:42:57,753 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [252 Valid, 604 Invalid, 1086 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 878 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-02 20:42:57,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13855 states. [2022-11-02 20:42:57,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13855 to 13854. [2022-11-02 20:42:57,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13854 states, 13853 states have (on average 1.081642965422652) internal successors, (14984), 13853 states have internal predecessors, (14984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:57,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13854 states to 13854 states and 14984 transitions. [2022-11-02 20:42:57,965 INFO L78 Accepts]: Start accepts. Automaton has 13854 states and 14984 transitions. Word has length 625 [2022-11-02 20:42:57,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:42:57,967 INFO L495 AbstractCegarLoop]: Abstraction has 13854 states and 14984 transitions. [2022-11-02 20:42:57,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 3 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:42:57,967 INFO L276 IsEmpty]: Start isEmpty. Operand 13854 states and 14984 transitions. [2022-11-02 20:42:58,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 627 [2022-11-02 20:42:58,057 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:42:58,057 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:42:58,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:42:58,258 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:42:58,258 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:42:58,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:42:58,259 INFO L85 PathProgramCache]: Analyzing trace with hash -939629100, now seen corresponding path program 1 times [2022-11-02 20:42:58,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:42:58,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323872512] [2022-11-02 20:42:58,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:42:58,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:42:58,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:42:59,191 INFO L134 CoverageAnalysis]: Checked inductivity of 851 backedges. 613 proven. 39 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2022-11-02 20:42:59,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:42:59,191 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323872512] [2022-11-02 20:42:59,192 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323872512] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:42:59,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2081860891] [2022-11-02 20:42:59,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:42:59,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:42:59,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:42:59,193 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:42:59,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-02 20:42:59,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:42:59,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 779 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-02 20:42:59,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:43:00,415 INFO L134 CoverageAnalysis]: Checked inductivity of 851 backedges. 613 proven. 39 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2022-11-02 20:43:00,415 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:43:01,294 INFO L134 CoverageAnalysis]: Checked inductivity of 851 backedges. 613 proven. 39 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2022-11-02 20:43:01,294 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2081860891] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:43:01,294 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 20:43:01,295 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-11-02 20:43:01,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046701883] [2022-11-02 20:43:01,295 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 20:43:01,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-02 20:43:01,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:01,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-02 20:43:01,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:43:01,298 INFO L87 Difference]: Start difference. First operand 13854 states and 14984 transitions. Second operand has 9 states, 9 states have (on average 86.33333333333333) internal successors, (777), 8 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:10,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:10,782 INFO L93 Difference]: Finished difference Result 35741 states and 38659 transitions. [2022-11-02 20:43:10,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-02 20:43:10,783 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 86.33333333333333) internal successors, (777), 8 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 626 [2022-11-02 20:43:10,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:10,800 INFO L225 Difference]: With dead ends: 35741 [2022-11-02 20:43:10,800 INFO L226 Difference]: Without dead ends: 16247 [2022-11-02 20:43:10,806 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1261 GetRequests, 1246 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2022-11-02 20:43:10,807 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 2642 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 6703 mSolverCounterSat, 636 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2642 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 7339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 636 IncrementalHoareTripleChecker+Valid, 6703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:10,808 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2642 Valid, 281 Invalid, 7339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [636 Valid, 6703 Invalid, 0 Unknown, 0 Unchecked, 9.0s Time] [2022-11-02 20:43:10,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16247 states. [2022-11-02 20:43:11,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16247 to 12357. [2022-11-02 20:43:11,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12357 states, 12356 states have (on average 1.0386047264486888) internal successors, (12833), 12356 states have internal predecessors, (12833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:11,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12357 states to 12357 states and 12833 transitions. [2022-11-02 20:43:11,075 INFO L78 Accepts]: Start accepts. Automaton has 12357 states and 12833 transitions. Word has length 626 [2022-11-02 20:43:11,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:11,076 INFO L495 AbstractCegarLoop]: Abstraction has 12357 states and 12833 transitions. [2022-11-02 20:43:11,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 86.33333333333333) internal successors, (777), 8 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:11,077 INFO L276 IsEmpty]: Start isEmpty. Operand 12357 states and 12833 transitions. [2022-11-02 20:43:11,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 664 [2022-11-02 20:43:11,095 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:11,096 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-02 20:43:11,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-02 20:43:11,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-11-02 20:43:11,311 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:11,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:11,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1874022056, now seen corresponding path program 1 times [2022-11-02 20:43:11,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:11,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749368309] [2022-11-02 20:43:11,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:11,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:11,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:13,583 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 263 proven. 352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:43:13,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:13,583 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749368309] [2022-11-02 20:43:13,584 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749368309] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:43:13,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1470980553] [2022-11-02 20:43:13,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:13,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:43:13,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:43:13,586 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:43:13,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-02 20:43:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:13,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 791 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:43:13,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:43:16,534 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 509 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-11-02 20:43:16,534 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:43:16,534 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1470980553] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:16,535 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:43:16,535 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-11-02 20:43:16,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615714777] [2022-11-02 20:43:16,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:16,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:43:16,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:16,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:43:16,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:43:16,538 INFO L87 Difference]: Start difference. First operand 12357 states and 12833 transitions. Second operand has 3 states, 3 states have (on average 186.0) internal successors, (558), 3 states have internal predecessors, (558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:18,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:18,333 INFO L93 Difference]: Finished difference Result 29800 states and 30989 transitions. [2022-11-02 20:43:18,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:43:18,334 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 186.0) internal successors, (558), 3 states have internal predecessors, (558), 0 states have call successors, (0), 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 663 [2022-11-02 20:43:18,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:18,353 INFO L225 Difference]: With dead ends: 29800 [2022-11-02 20:43:18,353 INFO L226 Difference]: Without dead ends: 17445 [2022-11-02 20:43:18,361 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 667 GetRequests, 662 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:43:18,362 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 130 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 814 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:18,362 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 176 Invalid, 909 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 814 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-02 20:43:18,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17445 states. [2022-11-02 20:43:18,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17445 to 16545. [2022-11-02 20:43:18,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16545 states, 16544 states have (on average 1.0361460348162477) internal successors, (17142), 16544 states have internal predecessors, (17142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:18,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16545 states to 16545 states and 17142 transitions. [2022-11-02 20:43:18,678 INFO L78 Accepts]: Start accepts. Automaton has 16545 states and 17142 transitions. Word has length 663 [2022-11-02 20:43:18,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:18,679 INFO L495 AbstractCegarLoop]: Abstraction has 16545 states and 17142 transitions. [2022-11-02 20:43:18,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 186.0) internal successors, (558), 3 states have internal predecessors, (558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:18,680 INFO L276 IsEmpty]: Start isEmpty. Operand 16545 states and 17142 transitions. [2022-11-02 20:43:18,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 688 [2022-11-02 20:43:18,694 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:18,695 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-02 20:43:18,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-02 20:43:18,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-02 20:43:18,914 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:18,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:18,914 INFO L85 PathProgramCache]: Analyzing trace with hash 543791112, now seen corresponding path program 1 times [2022-11-02 20:43:18,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:18,915 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789224629] [2022-11-02 20:43:18,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:18,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:19,698 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2022-11-02 20:43:19,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:19,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789224629] [2022-11-02 20:43:19,699 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789224629] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:19,699 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:43:19,700 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:43:19,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797099729] [2022-11-02 20:43:19,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:19,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:43:19,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:19,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:43:19,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:43:19,702 INFO L87 Difference]: Start difference. First operand 16545 states and 17142 transitions. Second operand has 4 states, 4 states have (on average 84.25) internal successors, (337), 4 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:22,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:22,235 INFO L93 Difference]: Finished difference Result 39674 states and 41130 transitions. [2022-11-02 20:43:22,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:43:22,235 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 84.25) internal successors, (337), 4 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 687 [2022-11-02 20:43:22,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:22,266 INFO L225 Difference]: With dead ends: 39674 [2022-11-02 20:43:22,267 INFO L226 Difference]: Without dead ends: 23131 [2022-11-02 20:43:22,279 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 [2022-11-02 20:43:22,280 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 585 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 1255 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 585 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 1384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:22,280 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [585 Valid, 180 Invalid, 1384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1255 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-02 20:43:22,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23131 states. [2022-11-02 20:43:22,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23131 to 17439. [2022-11-02 20:43:22,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17439 states, 17438 states have (on average 1.0337194632411975) internal successors, (18026), 17438 states have internal predecessors, (18026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:22,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17439 states to 17439 states and 18026 transitions. [2022-11-02 20:43:22,629 INFO L78 Accepts]: Start accepts. Automaton has 17439 states and 18026 transitions. Word has length 687 [2022-11-02 20:43:22,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:22,630 INFO L495 AbstractCegarLoop]: Abstraction has 17439 states and 18026 transitions. [2022-11-02 20:43:22,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 84.25) internal successors, (337), 4 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:22,631 INFO L276 IsEmpty]: Start isEmpty. Operand 17439 states and 18026 transitions. [2022-11-02 20:43:22,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 719 [2022-11-02 20:43:22,643 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:22,644 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:43:22,644 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-02 20:43:22,645 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:22,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:22,645 INFO L85 PathProgramCache]: Analyzing trace with hash -1559776201, now seen corresponding path program 1 times [2022-11-02 20:43:22,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:22,646 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474311270] [2022-11-02 20:43:22,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:22,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:22,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:23,199 INFO L134 CoverageAnalysis]: Checked inductivity of 956 backedges. 562 proven. 0 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2022-11-02 20:43:23,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:23,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474311270] [2022-11-02 20:43:23,200 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474311270] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:23,200 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:43:23,200 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:43:23,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683031984] [2022-11-02 20:43:23,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:23,201 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:43:23,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:23,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:43:23,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:43:23,203 INFO L87 Difference]: Start difference. First operand 17439 states and 18026 transitions. Second operand has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:24,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:24,748 INFO L93 Difference]: Finished difference Result 34574 states and 35752 transitions. [2022-11-02 20:43:24,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:43:24,749 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 718 [2022-11-02 20:43:24,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:24,765 INFO L225 Difference]: With dead ends: 34574 [2022-11-02 20:43:24,765 INFO L226 Difference]: Without dead ends: 17436 [2022-11-02 20:43:24,774 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 [2022-11-02 20:43:24,775 INFO L413 NwaCegarLoop]: 63 mSDtfsCounter, 436 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 725 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 436 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 725 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:24,776 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [436 Valid, 68 Invalid, 793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 725 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-02 20:43:24,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17436 states. [2022-11-02 20:43:25,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17436 to 17136. [2022-11-02 20:43:25,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17136 states, 17135 states have (on average 1.033673767143274) internal successors, (17712), 17135 states have internal predecessors, (17712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:25,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17136 states to 17136 states and 17712 transitions. [2022-11-02 20:43:25,063 INFO L78 Accepts]: Start accepts. Automaton has 17136 states and 17712 transitions. Word has length 718 [2022-11-02 20:43:25,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:25,064 INFO L495 AbstractCegarLoop]: Abstraction has 17136 states and 17712 transitions. [2022-11-02 20:43:25,064 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:25,065 INFO L276 IsEmpty]: Start isEmpty. Operand 17136 states and 17712 transitions. [2022-11-02 20:43:25,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 753 [2022-11-02 20:43:25,079 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:25,080 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 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, 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] [2022-11-02 20:43:25,080 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-02 20:43:25,081 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:25,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:25,081 INFO L85 PathProgramCache]: Analyzing trace with hash 1116494967, now seen corresponding path program 1 times [2022-11-02 20:43:25,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:25,082 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544893488] [2022-11-02 20:43:25,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:25,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:25,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:25,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1274 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2022-11-02 20:43:25,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:25,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544893488] [2022-11-02 20:43:25,532 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544893488] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:25,532 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:43:25,532 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:43:25,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351458351] [2022-11-02 20:43:25,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:25,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:43:25,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:25,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:43:25,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:43:25,535 INFO L87 Difference]: Start difference. First operand 17136 states and 17712 transitions. Second operand has 3 states, 3 states have (on average 139.0) internal successors, (417), 3 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:26,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:26,856 INFO L93 Difference]: Finished difference Result 36056 states and 37337 transitions. [2022-11-02 20:43:26,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:43:26,858 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 139.0) internal successors, (417), 3 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 752 [2022-11-02 20:43:26,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:26,876 INFO L225 Difference]: With dead ends: 36056 [2022-11-02 20:43:26,876 INFO L226 Difference]: Without dead ends: 19221 [2022-11-02 20:43:26,885 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 [2022-11-02 20:43:26,886 INFO L413 NwaCegarLoop]: 430 mSDtfsCounter, 265 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 728 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 728 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:26,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 456 Invalid, 850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 728 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-02 20:43:26,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19221 states. [2022-11-02 20:43:27,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19221 to 18324. [2022-11-02 20:43:27,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18324 states, 18323 states have (on average 1.03072640943077) internal successors, (18886), 18323 states have internal predecessors, (18886), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:27,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18324 states to 18324 states and 18886 transitions. [2022-11-02 20:43:27,075 INFO L78 Accepts]: Start accepts. Automaton has 18324 states and 18886 transitions. Word has length 752 [2022-11-02 20:43:27,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:27,076 INFO L495 AbstractCegarLoop]: Abstraction has 18324 states and 18886 transitions. [2022-11-02 20:43:27,076 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 139.0) internal successors, (417), 3 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:27,076 INFO L276 IsEmpty]: Start isEmpty. Operand 18324 states and 18886 transitions. [2022-11-02 20:43:27,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 809 [2022-11-02 20:43:27,085 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:27,085 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-02 20:43:27,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-02 20:43:27,086 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:27,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:27,086 INFO L85 PathProgramCache]: Analyzing trace with hash 562096887, now seen corresponding path program 1 times [2022-11-02 20:43:27,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:27,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228521910] [2022-11-02 20:43:27,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:27,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:27,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:27,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1317 backedges. 626 proven. 0 refuted. 0 times theorem prover too weak. 691 trivial. 0 not checked. [2022-11-02 20:43:27,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:27,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228521910] [2022-11-02 20:43:27,573 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228521910] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:27,573 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:43:27,573 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:43:27,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463377864] [2022-11-02 20:43:27,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:27,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:43:27,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:27,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:43:27,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:43:27,575 INFO L87 Difference]: Start difference. First operand 18324 states and 18886 transitions. Second operand has 3 states, 3 states have (on average 139.33333333333334) internal successors, (418), 3 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:29,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:29,145 INFO L93 Difference]: Finished difference Result 39038 states and 40238 transitions. [2022-11-02 20:43:29,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:43:29,146 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 139.33333333333334) internal successors, (418), 3 states have internal predecessors, (418), 0 states have call successors, (0), 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 808 [2022-11-02 20:43:29,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:29,168 INFO L225 Difference]: With dead ends: 39038 [2022-11-02 20:43:29,169 INFO L226 Difference]: Without dead ends: 20716 [2022-11-02 20:43:29,179 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 [2022-11-02 20:43:29,180 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 268 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 784 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:29,180 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [268 Valid, 138 Invalid, 886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 784 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-02 20:43:29,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20716 states. [2022-11-02 20:43:29,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20716 to 18322. [2022-11-02 20:43:29,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18322 states, 18321 states have (on average 1.0303476884449538) internal successors, (18877), 18321 states have internal predecessors, (18877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:29,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18322 states to 18322 states and 18877 transitions. [2022-11-02 20:43:29,393 INFO L78 Accepts]: Start accepts. Automaton has 18322 states and 18877 transitions. Word has length 808 [2022-11-02 20:43:29,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:29,394 INFO L495 AbstractCegarLoop]: Abstraction has 18322 states and 18877 transitions. [2022-11-02 20:43:29,394 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 139.33333333333334) internal successors, (418), 3 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:29,394 INFO L276 IsEmpty]: Start isEmpty. Operand 18322 states and 18877 transitions. [2022-11-02 20:43:29,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 809 [2022-11-02 20:43:29,404 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:29,404 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:43:29,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-02 20:43:29,404 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:29,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:29,405 INFO L85 PathProgramCache]: Analyzing trace with hash -1610032020, now seen corresponding path program 1 times [2022-11-02 20:43:29,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:29,405 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362558468] [2022-11-02 20:43:29,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:29,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:29,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:30,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1072 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 833 trivial. 0 not checked. [2022-11-02 20:43:30,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:30,545 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362558468] [2022-11-02 20:43:30,545 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362558468] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:30,545 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:43:30,545 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:43:30,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838557454] [2022-11-02 20:43:30,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:30,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:43:30,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:30,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:43:30,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:43:30,548 INFO L87 Difference]: Start difference. First operand 18322 states and 18877 transitions. Second operand has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:31,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:31,932 INFO L93 Difference]: Finished difference Result 37841 states and 38970 transitions. [2022-11-02 20:43:31,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:43:31,933 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 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 808 [2022-11-02 20:43:31,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:31,952 INFO L225 Difference]: With dead ends: 37841 [2022-11-02 20:43:31,952 INFO L226 Difference]: Without dead ends: 19521 [2022-11-02 20:43:31,961 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 [2022-11-02 20:43:31,962 INFO L413 NwaCegarLoop]: 485 mSDtfsCounter, 242 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 764 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 522 SdHoareTripleChecker+Invalid, 770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:31,962 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [242 Valid, 522 Invalid, 770 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 764 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-02 20:43:31,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19521 states. [2022-11-02 20:43:32,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19521 to 18621. [2022-11-02 20:43:32,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18621 states, 18620 states have (on average 1.0297529538131043) internal successors, (19174), 18620 states have internal predecessors, (19174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:32,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18621 states to 18621 states and 19174 transitions. [2022-11-02 20:43:32,233 INFO L78 Accepts]: Start accepts. Automaton has 18621 states and 19174 transitions. Word has length 808 [2022-11-02 20:43:32,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:32,234 INFO L495 AbstractCegarLoop]: Abstraction has 18621 states and 19174 transitions. [2022-11-02 20:43:32,234 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:32,234 INFO L276 IsEmpty]: Start isEmpty. Operand 18621 states and 19174 transitions. [2022-11-02 20:43:32,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 828 [2022-11-02 20:43:32,245 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:32,246 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:43:32,246 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-02 20:43:32,247 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:32,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:32,247 INFO L85 PathProgramCache]: Analyzing trace with hash -116249522, now seen corresponding path program 1 times [2022-11-02 20:43:32,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:32,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666061832] [2022-11-02 20:43:32,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:32,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:32,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:33,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1078 backedges. 690 proven. 188 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2022-11-02 20:43:33,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:33,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666061832] [2022-11-02 20:43:33,859 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666061832] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:43:33,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1678157784] [2022-11-02 20:43:33,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:33,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:43:33,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:43:33,863 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:43:33,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-02 20:43:34,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:34,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 976 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:43:34,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:43:34,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1078 backedges. 731 proven. 0 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2022-11-02 20:43:34,796 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:43:34,796 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1678157784] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:34,797 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:43:34,797 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 7 [2022-11-02 20:43:34,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48464145] [2022-11-02 20:43:34,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:34,798 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:43:34,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:34,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:43:34,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:43:34,799 INFO L87 Difference]: Start difference. First operand 18621 states and 19174 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) [2022-11-02 20:43:36,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:36,895 INFO L93 Difference]: Finished difference Result 35728 states and 36684 transitions. [2022-11-02 20:43:36,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:43:36,896 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 827 [2022-11-02 20:43:36,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:36,915 INFO L225 Difference]: With dead ends: 35728 [2022-11-02 20:43:36,915 INFO L226 Difference]: Without dead ends: 17109 [2022-11-02 20:43:36,925 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 830 GetRequests, 825 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:43:36,926 INFO L413 NwaCegarLoop]: 403 mSDtfsCounter, 350 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 1452 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 350 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 1542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 1452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:36,927 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [350 Valid, 434 Invalid, 1542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 1452 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-02 20:43:36,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17109 states. [2022-11-02 20:43:37,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17109 to 12902. [2022-11-02 20:43:37,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12902 states, 12901 states have (on average 1.0217812572668785) internal successors, (13182), 12901 states have internal predecessors, (13182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:37,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12902 states to 12902 states and 13182 transitions. [2022-11-02 20:43:37,158 INFO L78 Accepts]: Start accepts. Automaton has 12902 states and 13182 transitions. Word has length 827 [2022-11-02 20:43:37,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:37,159 INFO L495 AbstractCegarLoop]: Abstraction has 12902 states and 13182 transitions. [2022-11-02 20:43:37,159 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) [2022-11-02 20:43:37,159 INFO L276 IsEmpty]: Start isEmpty. Operand 12902 states and 13182 transitions. [2022-11-02 20:43:37,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 836 [2022-11-02 20:43:37,170 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:37,171 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:43:37,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-02 20:43:37,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:43:37,372 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:37,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:37,372 INFO L85 PathProgramCache]: Analyzing trace with hash 755994427, now seen corresponding path program 1 times [2022-11-02 20:43:37,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:37,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080799264] [2022-11-02 20:43:37,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:37,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:37,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:38,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1342 backedges. 796 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2022-11-02 20:43:38,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:38,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080799264] [2022-11-02 20:43:38,042 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080799264] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:38,043 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:43:38,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:43:38,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584789285] [2022-11-02 20:43:38,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:38,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:43:38,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:38,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:43:38,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:43:38,044 INFO L87 Difference]: Start difference. First operand 12902 states and 13182 transitions. Second operand has 3 states, 3 states have (on average 144.0) internal successors, (432), 3 states have internal predecessors, (432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:39,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:39,124 INFO L93 Difference]: Finished difference Result 26703 states and 27311 transitions. [2022-11-02 20:43:39,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:43:39,124 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 144.0) internal successors, (432), 3 states have internal predecessors, (432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 835 [2022-11-02 20:43:39,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:39,134 INFO L225 Difference]: With dead ends: 26703 [2022-11-02 20:43:39,134 INFO L226 Difference]: Without dead ends: 14102 [2022-11-02 20:43:39,140 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 [2022-11-02 20:43:39,140 INFO L413 NwaCegarLoop]: 68 mSDtfsCounter, 322 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 718 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 322 SdHoareTripleChecker+Valid, 79 SdHoareTripleChecker+Invalid, 789 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 718 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:39,140 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [322 Valid, 79 Invalid, 789 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 718 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-02 20:43:39,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14102 states. [2022-11-02 20:43:39,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14102 to 11702. [2022-11-02 20:43:39,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11702 states, 11701 states have (on average 1.0217930091445175) internal successors, (11956), 11701 states have internal predecessors, (11956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:39,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11702 states to 11702 states and 11956 transitions. [2022-11-02 20:43:39,249 INFO L78 Accepts]: Start accepts. Automaton has 11702 states and 11956 transitions. Word has length 835 [2022-11-02 20:43:39,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:39,249 INFO L495 AbstractCegarLoop]: Abstraction has 11702 states and 11956 transitions. [2022-11-02 20:43:39,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 144.0) internal successors, (432), 3 states have internal predecessors, (432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:39,250 INFO L276 IsEmpty]: Start isEmpty. Operand 11702 states and 11956 transitions. [2022-11-02 20:43:39,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 849 [2022-11-02 20:43:39,258 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:39,258 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:43:39,259 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-02 20:43:39,259 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:39,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:39,259 INFO L85 PathProgramCache]: Analyzing trace with hash 1614144261, now seen corresponding path program 1 times [2022-11-02 20:43:39,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:39,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370471807] [2022-11-02 20:43:39,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:39,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:40,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1387 backedges. 950 proven. 0 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2022-11-02 20:43:40,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:40,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370471807] [2022-11-02 20:43:40,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1370471807] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:40,065 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:43:40,065 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:43:40,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894428444] [2022-11-02 20:43:40,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:40,066 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:43:40,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:40,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:43:40,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:43:40,068 INFO L87 Difference]: Start difference. First operand 11702 states and 11956 transitions. Second operand has 3 states, 3 states have (on average 169.33333333333334) internal successors, (508), 3 states have internal predecessors, (508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:41,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:41,112 INFO L93 Difference]: Finished difference Result 26405 states and 27009 transitions. [2022-11-02 20:43:41,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:43:41,115 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 169.33333333333334) internal successors, (508), 3 states have internal predecessors, (508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 848 [2022-11-02 20:43:41,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:41,125 INFO L225 Difference]: With dead ends: 26405 [2022-11-02 20:43:41,125 INFO L226 Difference]: Without dead ends: 15004 [2022-11-02 20:43:41,130 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 [2022-11-02 20:43:41,131 INFO L413 NwaCegarLoop]: 399 mSDtfsCounter, 175 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 696 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 422 SdHoareTripleChecker+Invalid, 739 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:41,132 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 422 Invalid, 739 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 696 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-02 20:43:41,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15004 states. [2022-11-02 20:43:41,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15004 to 13506. [2022-11-02 20:43:41,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13506 states, 13505 states have (on average 1.0197704553868938) internal successors, (13772), 13505 states have internal predecessors, (13772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:41,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13506 states to 13506 states and 13772 transitions. [2022-11-02 20:43:41,254 INFO L78 Accepts]: Start accepts. Automaton has 13506 states and 13772 transitions. Word has length 848 [2022-11-02 20:43:41,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:41,254 INFO L495 AbstractCegarLoop]: Abstraction has 13506 states and 13772 transitions. [2022-11-02 20:43:41,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 169.33333333333334) internal successors, (508), 3 states have internal predecessors, (508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:41,255 INFO L276 IsEmpty]: Start isEmpty. Operand 13506 states and 13772 transitions. [2022-11-02 20:43:41,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 902 [2022-11-02 20:43:41,269 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:41,269 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-02 20:43:41,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-02 20:43:41,270 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:41,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:41,270 INFO L85 PathProgramCache]: Analyzing trace with hash 951248207, now seen corresponding path program 1 times [2022-11-02 20:43:41,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:41,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461911027] [2022-11-02 20:43:41,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:41,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:41,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:42,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1206 backedges. 475 proven. 0 refuted. 0 times theorem prover too weak. 731 trivial. 0 not checked. [2022-11-02 20:43:42,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:42,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461911027] [2022-11-02 20:43:42,279 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461911027] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:42,279 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:43:42,279 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:43:42,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748039303] [2022-11-02 20:43:42,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:42,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:43:42,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:42,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:43:42,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:43:42,281 INFO L87 Difference]: Start difference. First operand 13506 states and 13772 transitions. Second operand has 4 states, 4 states have (on average 103.5) internal successors, (414), 4 states have internal predecessors, (414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:44,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:44,031 INFO L93 Difference]: Finished difference Result 30310 states and 30897 transitions. [2022-11-02 20:43:44,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:43:44,033 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 103.5) internal successors, (414), 4 states have internal predecessors, (414), 0 states have call successors, (0), 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 901 [2022-11-02 20:43:44,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:44,045 INFO L225 Difference]: With dead ends: 30310 [2022-11-02 20:43:44,045 INFO L226 Difference]: Without dead ends: 16806 [2022-11-02 20:43:44,051 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 [2022-11-02 20:43:44,051 INFO L413 NwaCegarLoop]: 362 mSDtfsCounter, 488 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 1401 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 488 SdHoareTripleChecker+Valid, 391 SdHoareTripleChecker+Invalid, 1471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 1401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:44,051 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [488 Valid, 391 Invalid, 1471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 1401 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-02 20:43:44,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16806 states. [2022-11-02 20:43:44,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16806 to 13206. [2022-11-02 20:43:44,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13206 states, 13205 states have (on average 1.019310867095797) internal successors, (13460), 13205 states have internal predecessors, (13460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:44,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13206 states to 13206 states and 13460 transitions. [2022-11-02 20:43:44,178 INFO L78 Accepts]: Start accepts. Automaton has 13206 states and 13460 transitions. Word has length 901 [2022-11-02 20:43:44,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:44,178 INFO L495 AbstractCegarLoop]: Abstraction has 13206 states and 13460 transitions. [2022-11-02 20:43:44,179 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 103.5) internal successors, (414), 4 states have internal predecessors, (414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:44,179 INFO L276 IsEmpty]: Start isEmpty. Operand 13206 states and 13460 transitions. [2022-11-02 20:43:44,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 906 [2022-11-02 20:43:44,188 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:44,188 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:43:44,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-02 20:43:44,189 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:44,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:44,189 INFO L85 PathProgramCache]: Analyzing trace with hash -1053451910, now seen corresponding path program 1 times [2022-11-02 20:43:44,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:44,189 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580531993] [2022-11-02 20:43:44,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:44,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:44,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:45,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1453 backedges. 1001 proven. 180 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2022-11-02 20:43:45,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:45,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580531993] [2022-11-02 20:43:45,862 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580531993] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:43:45,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1145735866] [2022-11-02 20:43:45,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:45,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:43:45,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:43:45,867 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:43:45,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-02 20:43:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:46,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 1074 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-02 20:43:46,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:43:46,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1453 backedges. 1129 proven. 76 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2022-11-02 20:43:46,688 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:43:47,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1453 backedges. 1054 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2022-11-02 20:43:47,465 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1145735866] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-02 20:43:47,466 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:43:47,466 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 4] total 8 [2022-11-02 20:43:47,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41482932] [2022-11-02 20:43:47,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:47,467 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:43:47,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:47,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:43:47,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:43:47,469 INFO L87 Difference]: Start difference. First operand 13206 states and 13460 transitions. Second operand has 3 states, 3 states have (on average 194.66666666666666) internal successors, (584), 3 states have internal predecessors, (584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:48,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:48,583 INFO L93 Difference]: Finished difference Result 26711 states and 27226 transitions. [2022-11-02 20:43:48,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:43:48,584 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 194.66666666666666) internal successors, (584), 3 states have internal predecessors, (584), 0 states have call successors, (0), 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 905 [2022-11-02 20:43:48,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:48,594 INFO L225 Difference]: With dead ends: 26711 [2022-11-02 20:43:48,595 INFO L226 Difference]: Without dead ends: 13806 [2022-11-02 20:43:48,600 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1815 GetRequests, 1809 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:43:48,601 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 243 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 691 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:48,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 41 Invalid, 769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 691 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-02 20:43:48,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13806 states. [2022-11-02 20:43:48,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13806 to 13804. [2022-11-02 20:43:48,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13804 states, 13803 states have (on average 1.0181120046366732) internal successors, (14053), 13803 states have internal predecessors, (14053), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:48,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13804 states to 13804 states and 14053 transitions. [2022-11-02 20:43:48,852 INFO L78 Accepts]: Start accepts. Automaton has 13804 states and 14053 transitions. Word has length 905 [2022-11-02 20:43:48,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:48,853 INFO L495 AbstractCegarLoop]: Abstraction has 13804 states and 14053 transitions. [2022-11-02 20:43:48,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 194.66666666666666) internal successors, (584), 3 states have internal predecessors, (584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:48,853 INFO L276 IsEmpty]: Start isEmpty. Operand 13804 states and 14053 transitions. [2022-11-02 20:43:48,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 915 [2022-11-02 20:43:48,877 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:48,877 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-02 20:43:48,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-11-02 20:43:49,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2022-11-02 20:43:49,103 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:49,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:49,104 INFO L85 PathProgramCache]: Analyzing trace with hash -713274004, now seen corresponding path program 1 times [2022-11-02 20:43:49,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:49,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006188655] [2022-11-02 20:43:49,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:49,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:49,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:50,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1472 backedges. 859 proven. 188 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2022-11-02 20:43:50,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:50,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006188655] [2022-11-02 20:43:50,952 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006188655] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:43:50,952 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [639102774] [2022-11-02 20:43:50,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:50,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:43:50,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:43:50,955 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:43:50,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-02 20:43:51,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:51,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 1083 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:43:51,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:43:57,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1472 backedges. 876 proven. 0 refuted. 0 times theorem prover too weak. 596 trivial. 0 not checked. [2022-11-02 20:43:57,377 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:43:57,378 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [639102774] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:57,378 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:43:57,378 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 7 [2022-11-02 20:43:57,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343888417] [2022-11-02 20:43:57,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:57,380 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:43:57,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:57,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:43:57,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:43:57,381 INFO L87 Difference]: Start difference. First operand 13804 states and 14053 transitions. Second operand has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:57,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:43:57,483 INFO L93 Difference]: Finished difference Result 14408 states and 14669 transitions. [2022-11-02 20:43:57,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:43:57,484 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 0 states have call successors, (0), 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 914 [2022-11-02 20:43:57,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:43:57,499 INFO L225 Difference]: With dead ends: 14408 [2022-11-02 20:43:57,499 INFO L226 Difference]: Without dead ends: 14107 [2022-11-02 20:43:57,503 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 917 GetRequests, 912 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:43:57,504 INFO L413 NwaCegarLoop]: 416 mSDtfsCounter, 319 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 1694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1694 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:43:57,504 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [319 Valid, 461 Invalid, 1694 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 1694 Unchecked, 0.0s Time] [2022-11-02 20:43:57,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14107 states. [2022-11-02 20:43:57,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14107 to 14103. [2022-11-02 20:43:57,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14103 states, 14102 states have (on average 1.01822436533825) internal successors, (14359), 14102 states have internal predecessors, (14359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:57,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14103 states to 14103 states and 14359 transitions. [2022-11-02 20:43:57,729 INFO L78 Accepts]: Start accepts. Automaton has 14103 states and 14359 transitions. Word has length 914 [2022-11-02 20:43:57,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:43:57,730 INFO L495 AbstractCegarLoop]: Abstraction has 14103 states and 14359 transitions. [2022-11-02 20:43:57,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 141.0) internal successors, (564), 4 states have internal predecessors, (564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:43:57,731 INFO L276 IsEmpty]: Start isEmpty. Operand 14103 states and 14359 transitions. [2022-11-02 20:43:57,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 918 [2022-11-02 20:43:57,749 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:43:57,750 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:43:57,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-02 20:43:57,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:43:57,975 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:43:57,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:43:57,975 INFO L85 PathProgramCache]: Analyzing trace with hash -719059616, now seen corresponding path program 1 times [2022-11-02 20:43:57,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:43:57,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939110713] [2022-11-02 20:43:57,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:43:57,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:43:58,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:43:58,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 883 proven. 0 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2022-11-02 20:43:58,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:43:58,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939110713] [2022-11-02 20:43:58,977 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939110713] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:43:58,977 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:43:58,977 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:43:58,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982579317] [2022-11-02 20:43:58,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:43:58,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:43:58,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:43:58,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:43:58,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:43:58,979 INFO L87 Difference]: Start difference. First operand 14103 states and 14359 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) [2022-11-02 20:44:01,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:01,011 INFO L93 Difference]: Finished difference Result 32407 states and 32987 transitions. [2022-11-02 20:44:01,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:44:01,011 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 917 [2022-11-02 20:44:01,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:44:01,026 INFO L225 Difference]: With dead ends: 32407 [2022-11-02 20:44:01,026 INFO L226 Difference]: Without dead ends: 18306 [2022-11-02 20:44:01,034 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 [2022-11-02 20:44:01,034 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 361 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 1420 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 361 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 1521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 1420 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-02 20:44:01,034 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [361 Valid, 58 Invalid, 1521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 1420 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-02 20:44:01,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18306 states. [2022-11-02 20:44:01,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18306 to 13804. [2022-11-02 20:44:01,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13804 states, 13803 states have (on average 1.0182569006737665) internal successors, (14055), 13803 states have internal predecessors, (14055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:44:01,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13804 states to 13804 states and 14055 transitions. [2022-11-02 20:44:01,203 INFO L78 Accepts]: Start accepts. Automaton has 13804 states and 14055 transitions. Word has length 917 [2022-11-02 20:44:01,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:44:01,203 INFO L495 AbstractCegarLoop]: Abstraction has 13804 states and 14055 transitions. [2022-11-02 20:44:01,203 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) [2022-11-02 20:44:01,204 INFO L276 IsEmpty]: Start isEmpty. Operand 13804 states and 14055 transitions. [2022-11-02 20:44:01,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 921 [2022-11-02 20:44:01,217 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:44:01,218 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-02 20:44:01,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-02 20:44:01,218 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:44:01,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:01,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1190810924, now seen corresponding path program 1 times [2022-11-02 20:44:01,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:01,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121736629] [2022-11-02 20:44:01,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:01,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:01,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:03,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1426 backedges. 786 proven. 499 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2022-11-02 20:44:03,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:03,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121736629] [2022-11-02 20:44:03,135 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121736629] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:44:03,135 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1515078043] [2022-11-02 20:44:03,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:03,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:44:03,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:03,143 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:44:03,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-02 20:44:03,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:03,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 1096 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:44:03,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:44:04,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1426 backedges. 936 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2022-11-02 20:44:04,026 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:44:04,026 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1515078043] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:04,026 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:44:04,027 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-02 20:44:04,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382099134] [2022-11-02 20:44:04,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:04,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:44:04,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:04,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:44:04,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:44:04,029 INFO L87 Difference]: Start difference. First operand 13804 states and 14055 transitions. Second operand has 3 states, 3 states have (on average 171.0) internal successors, (513), 3 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:44:05,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:05,376 INFO L93 Difference]: Finished difference Result 29108 states and 29645 transitions. [2022-11-02 20:44:05,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:44:05,377 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 171.0) internal successors, (513), 3 states have internal predecessors, (513), 0 states have call successors, (0), 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 920 [2022-11-02 20:44:05,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:44:05,391 INFO L225 Difference]: With dead ends: 29108 [2022-11-02 20:44:05,391 INFO L226 Difference]: Without dead ends: 15605 [2022-11-02 20:44:05,398 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 924 GetRequests, 920 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:44:05,398 INFO L413 NwaCegarLoop]: 413 mSDtfsCounter, 154 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 714 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:44:05,399 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 432 Invalid, 727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 714 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-02 20:44:05,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15605 states. [2022-11-02 20:44:05,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15605 to 15002. [2022-11-02 20:44:05,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15002 states, 15001 states have (on average 1.0177321511899207) internal successors, (15267), 15001 states have internal predecessors, (15267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:44:05,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15002 states to 15002 states and 15267 transitions. [2022-11-02 20:44:05,582 INFO L78 Accepts]: Start accepts. Automaton has 15002 states and 15267 transitions. Word has length 920 [2022-11-02 20:44:05,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:44:05,583 INFO L495 AbstractCegarLoop]: Abstraction has 15002 states and 15267 transitions. [2022-11-02 20:44:05,583 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 171.0) internal successors, (513), 3 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:44:05,583 INFO L276 IsEmpty]: Start isEmpty. Operand 15002 states and 15267 transitions. [2022-11-02 20:44:05,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 923 [2022-11-02 20:44:05,602 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:44:05,602 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:05,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-02 20:44:05,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2022-11-02 20:44:05,819 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:44:05,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:05,819 INFO L85 PathProgramCache]: Analyzing trace with hash 835564121, now seen corresponding path program 1 times [2022-11-02 20:44:05,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:05,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251655048] [2022-11-02 20:44:05,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:05,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:05,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:07,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1815 backedges. 1009 proven. 501 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2022-11-02 20:44:07,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:07,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251655048] [2022-11-02 20:44:07,851 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251655048] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:44:07,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1316593806] [2022-11-02 20:44:07,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:07,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:44:07,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:07,863 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:44:07,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-02 20:44:08,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:08,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 1122 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:44:08,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:44:09,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1815 backedges. 753 proven. 0 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2022-11-02 20:44:09,163 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:44:09,163 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1316593806] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:09,163 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:44:09,163 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2022-11-02 20:44:09,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938323060] [2022-11-02 20:44:09,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:09,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:44:09,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:09,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:44:09,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:44:09,165 INFO L87 Difference]: Start difference. First operand 15002 states and 15267 transitions. Second operand has 4 states, 4 states have (on average 105.5) internal successors, (422), 4 states have internal predecessors, (422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:44:10,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:10,396 INFO L93 Difference]: Finished difference Result 32762 states and 33334 transitions. [2022-11-02 20:44:10,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:44:10,397 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 105.5) internal successors, (422), 4 states have internal predecessors, (422), 0 states have call successors, (0), 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 922 [2022-11-02 20:44:10,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:44:10,411 INFO L225 Difference]: With dead ends: 32762 [2022-11-02 20:44:10,411 INFO L226 Difference]: Without dead ends: 18061 [2022-11-02 20:44:10,417 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 926 GetRequests, 921 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:44:10,417 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 250 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 702 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 1234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 448 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:44:10,418 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 76 Invalid, 1234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 702 Invalid, 0 Unknown, 448 Unchecked, 1.1s Time] [2022-11-02 20:44:10,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18061 states. [2022-11-02 20:44:10,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18061 to 14762. [2022-11-02 20:44:10,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14762 states, 14761 states have (on average 1.0174784906171668) internal successors, (15019), 14761 states have internal predecessors, (15019), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:44:10,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14762 states to 14762 states and 15019 transitions. [2022-11-02 20:44:10,584 INFO L78 Accepts]: Start accepts. Automaton has 14762 states and 15019 transitions. Word has length 922 [2022-11-02 20:44:10,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:44:10,585 INFO L495 AbstractCegarLoop]: Abstraction has 14762 states and 15019 transitions. [2022-11-02 20:44:10,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 105.5) internal successors, (422), 4 states have internal predecessors, (422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:44:10,585 INFO L276 IsEmpty]: Start isEmpty. Operand 14762 states and 15019 transitions. [2022-11-02 20:44:10,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1222 [2022-11-02 20:44:10,603 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:44:10,604 INFO L195 NwaCegarLoop]: trace histogram [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, 7, 7, 7, 7, 7, 7, 7, 7, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:10,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-11-02 20:44:10,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:44:10,804 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:44:10,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:10,805 INFO L85 PathProgramCache]: Analyzing trace with hash 325135927, now seen corresponding path program 1 times [2022-11-02 20:44:10,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:10,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507289665] [2022-11-02 20:44:10,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:10,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:11,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2728 backedges. 1212 proven. 60 refuted. 0 times theorem prover too weak. 1456 trivial. 0 not checked. [2022-11-02 20:44:11,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:11,803 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507289665] [2022-11-02 20:44:11,804 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507289665] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:44:11,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [101642220] [2022-11-02 20:44:11,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:11,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:44:11,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:44:11,805 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:44:11,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-02 20:44:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:12,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 1440 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-02 20:44:12,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:44:15,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2728 backedges. 1212 proven. 60 refuted. 0 times theorem prover too weak. 1456 trivial. 0 not checked. [2022-11-02 20:44:15,473 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:44:20,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2728 backedges. 1212 proven. 60 refuted. 0 times theorem prover too weak. 1456 trivial. 0 not checked. [2022-11-02 20:44:20,650 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [101642220] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:44:20,651 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 20:44:20,651 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4 [2022-11-02 20:44:20,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415794956] [2022-11-02 20:44:20,652 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 20:44:20,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:44:20,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:20,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:44:20,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:44:20,655 INFO L87 Difference]: Start difference. First operand 14762 states and 15019 transitions. Second operand has 4 states, 4 states have (on average 160.75) internal successors, (643), 4 states have internal predecessors, (643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:44:22,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:22,511 INFO L93 Difference]: Finished difference Result 15662 states and 15928 transitions. [2022-11-02 20:44:22,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:44:22,512 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 160.75) internal successors, (643), 4 states have internal predecessors, (643), 0 states have call successors, (0), 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 1221 [2022-11-02 20:44:22,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:44:22,523 INFO L225 Difference]: With dead ends: 15662 [2022-11-02 20:44:22,523 INFO L226 Difference]: Without dead ends: 15301 [2022-11-02 20:44:22,526 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2446 GetRequests, 2441 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:44:22,526 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 280 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 1412 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 280 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 1516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 1412 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-02 20:44:22,527 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [280 Valid, 54 Invalid, 1516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 1412 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-02 20:44:22,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15301 states. [2022-11-02 20:44:22,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15301 to 14463. [2022-11-02 20:44:22,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14463 states, 14462 states have (on average 1.0177015627160835) internal successors, (14718), 14462 states have internal predecessors, (14718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:44:22,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14463 states to 14463 states and 14718 transitions. [2022-11-02 20:44:22,713 INFO L78 Accepts]: Start accepts. Automaton has 14463 states and 14718 transitions. Word has length 1221 [2022-11-02 20:44:22,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:44:22,714 INFO L495 AbstractCegarLoop]: Abstraction has 14463 states and 14718 transitions. [2022-11-02 20:44:22,715 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 160.75) internal successors, (643), 4 states have internal predecessors, (643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:44:22,715 INFO L276 IsEmpty]: Start isEmpty. Operand 14463 states and 14718 transitions. [2022-11-02 20:44:22,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1544 [2022-11-02 20:44:22,745 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:44:22,746 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:44:22,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-11-02 20:44:22,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2022-11-02 20:44:22,947 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:44:22,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:44:22,948 INFO L85 PathProgramCache]: Analyzing trace with hash 412707061, now seen corresponding path program 1 times [2022-11-02 20:44:22,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:44:22,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822077950] [2022-11-02 20:44:22,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:44:22,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:44:23,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:44:23,756 INFO L134 CoverageAnalysis]: Checked inductivity of 3768 backedges. 2363 proven. 0 refuted. 0 times theorem prover too weak. 1405 trivial. 0 not checked. [2022-11-02 20:44:23,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:44:23,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822077950] [2022-11-02 20:44:23,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822077950] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:44:23,757 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:44:23,757 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:44:23,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253540086] [2022-11-02 20:44:23,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:44:23,758 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:44:23,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:44:23,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:44:23,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:44:23,759 INFO L87 Difference]: Start difference. First operand 14463 states and 14718 transitions. Second operand has 3 states, 3 states have (on average 264.3333333333333) internal successors, (793), 3 states have internal predecessors, (793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:44:24,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:44:24,748 INFO L93 Difference]: Finished difference Result 28260 states and 28760 transitions. [2022-11-02 20:44:24,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:44:24,749 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 264.3333333333333) internal successors, (793), 3 states have internal predecessors, (793), 0 states have call successors, (0), 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 1543 [2022-11-02 20:44:24,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:44:24,750 INFO L225 Difference]: With dead ends: 28260 [2022-11-02 20:44:24,750 INFO L226 Difference]: Without dead ends: 0 [2022-11-02 20:44:24,756 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 [2022-11-02 20:44:24,757 INFO L413 NwaCegarLoop]: 375 mSDtfsCounter, 33 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 663 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-02 20:44:24,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 390 Invalid, 706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 663 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-02 20:44:24,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-02 20:44:24,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-02 20:44:24,758 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) [2022-11-02 20:44:24,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-02 20:44:24,758 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1543 [2022-11-02 20:44:24,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:44:24,759 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:44:24,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 264.3333333333333) internal successors, (793), 3 states have internal predecessors, (793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:44:24,759 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:44:24,759 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-02 20:44:24,762 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:44:24,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-11-02 20:44:24,765 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-02 20:44:43,412 WARN L234 SmtUtils]: Spent 5.08s on a formula simplification. DAG size of input: 522 DAG size of output: 182 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-02 20:44:48,519 WARN L234 SmtUtils]: Spent 5.10s on a formula simplification. DAG size of input: 550 DAG size of output: 182 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-02 20:44:53,649 WARN L234 SmtUtils]: Spent 5.12s on a formula simplification. DAG size of input: 550 DAG size of output: 182 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-02 20:44:53,653 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,653 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,653 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,654 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2022-11-02 20:44:53,654 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,654 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,654 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2022-11-02 20:44:53,654 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2022-11-02 20:44:53,654 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,654 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,654 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,654 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-11-02 20:44:53,654 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,654 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,654 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,654 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,655 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,655 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-11-02 20:44:53,655 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,655 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,655 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2022-11-02 20:44:53,655 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2022-11-02 20:44:53,655 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,655 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,655 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2022-11-02 20:44:53,655 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,655 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-11-02 20:44:53,655 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,656 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2022-11-02 20:44:53,656 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2022-11-02 20:44:53,656 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,656 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,656 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2022-11-02 20:44:53,656 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2022-11-02 20:44:53,656 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,656 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,656 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,656 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,656 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,656 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-11-02 20:44:53,656 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,657 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,657 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,657 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,657 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,657 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,657 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-11-02 20:44:53,658 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,659 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,659 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,659 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2022-11-02 20:44:53,659 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,659 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,659 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-11-02 20:44:53,659 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,660 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,660 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,660 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,660 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,660 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,660 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-11-02 20:44:53,660 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,661 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,661 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,661 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,661 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2022-11-02 20:44:53,661 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2022-11-02 20:44:53,661 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,662 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,662 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,662 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,662 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-11-02 20:44:53,662 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2022-11-02 20:44:53,662 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,662 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,663 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,663 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,663 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,663 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2022-11-02 20:44:53,663 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,663 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2022-11-02 20:44:53,663 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2022-11-02 20:44:53,664 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2022-11-02 20:44:53,664 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-11-02 20:44:53,664 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,664 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,664 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,664 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,664 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,665 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2022-11-02 20:44:53,665 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,665 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,665 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-11-02 20:44:53,666 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-02 20:44:53,666 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 203) no Hoare annotation was computed. [2022-11-02 20:44:53,666 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,666 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2022-11-02 20:44:53,666 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,666 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,667 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,667 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-11-02 20:44:53,667 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,667 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2022-11-02 20:44:53,667 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2022-11-02 20:44:53,667 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2022-11-02 20:44:53,667 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2022-11-02 20:44:53,667 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2022-11-02 20:44:53,668 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2022-11-02 20:44:53,668 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,668 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,668 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,668 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,668 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2022-11-02 20:44:53,668 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2022-11-02 20:44:53,669 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,669 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-11-02 20:44:53,669 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,669 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,669 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,669 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,669 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,670 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,670 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-11-02 20:44:53,670 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,670 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,670 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,670 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,670 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,671 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2022-11-02 20:44:53,671 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2022-11-02 20:44:53,671 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,671 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-11-02 20:44:53,671 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2022-11-02 20:44:53,671 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2022-11-02 20:44:53,671 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,672 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2022-11-02 20:44:53,672 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2022-11-02 20:44:53,672 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,672 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,672 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,672 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,672 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-11-02 20:44:53,673 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2022-11-02 20:44:53,673 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,673 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,673 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,673 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2022-11-02 20:44:53,673 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2022-11-02 20:44:53,673 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,673 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-11-02 20:44:53,674 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,674 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,674 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,674 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,674 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,674 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,674 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-11-02 20:44:53,675 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,675 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,675 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2022-11-02 20:44:53,675 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,675 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,675 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,675 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,676 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-11-02 20:44:53,676 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,676 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,676 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,676 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,676 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,676 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-11-02 20:44:53,677 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,677 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,677 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,677 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,677 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2022-11-02 20:44:53,677 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,677 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,678 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-02 20:44:53,678 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,678 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2022-11-02 20:44:53,678 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2022-11-02 20:44:53,678 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,678 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,678 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-11-02 20:44:53,679 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,679 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,679 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,679 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,679 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,679 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-11-02 20:44:53,679 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,680 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,680 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,680 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,680 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,680 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-11-02 20:44:53,680 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,680 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,681 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2022-11-02 20:44:53,681 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,681 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-11-02 20:44:53,681 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-11-02 20:44:53,681 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,681 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,681 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,682 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,682 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,682 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2022-11-02 20:44:53,682 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2022-11-02 20:44:53,682 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,682 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-11-02 20:44:53,682 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-11-02 20:44:53,682 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,682 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,683 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,683 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,683 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,683 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2022-11-02 20:44:53,683 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2022-11-02 20:44:53,683 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2022-11-02 20:44:53,683 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2022-11-02 20:44:53,683 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,683 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,683 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,683 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-11-02 20:44:53,683 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-11-02 20:44:53,683 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,684 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2022-11-02 20:44:53,684 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,684 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,684 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,684 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,684 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2022-11-02 20:44:53,684 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2022-11-02 20:44:53,684 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-11-02 20:44:53,684 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,684 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-11-02 20:44:53,684 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,684 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,684 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,685 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,685 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,685 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,685 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,685 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,686 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-11-02 20:44:53,686 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-11-02 20:44:53,686 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2022-11-02 20:44:53,686 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2022-11-02 20:44:53,686 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,686 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,686 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,687 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,688 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse28 (+ ~a4~0 86)) (.cse16 (+ ~a0~0 61))) (let ((.cse2 (<= .cse16 0)) (.cse8 (< 0 .cse28)) (.cse6 (= ~a2~0 1)) (.cse33 (+ ~a29~0 16)) (.cse15 (<= ~a29~0 43)) (.cse21 (<= (+ ~a0~0 147) 0)) (.cse25 (+ 142 ~a29~0)) (.cse5 (+ ~a29~0 127))) (let ((.cse7 (<= .cse5 0)) (.cse14 (<= 0 .cse25)) (.cse4 (not .cse21)) (.cse31 (<= 48790 ~a29~0)) (.cse32 (<= 0 (+ 141 ~a0~0))) (.cse11 (<= (+ 98 ~a0~0) 0)) (.cse30 (not .cse15)) (.cse18 (<= 0 (+ ~a0~0 145))) (.cse0 (= 2 ~a2~0)) (.cse17 (<= 0 .cse33)) (.cse29 (or (and .cse6 .cse2) (and .cse8 .cse6))) (.cse19 (or .cse8 (< 0 .cse33))) (.cse13 (= 5 ~a2~0)) (.cse22 (<= (+ ~a29~0 144) 0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse3 (<= 5 ~a2~0)) (.cse20 (= ~a2~0 4)) (.cse9 (<= (+ 148 ~a0~0) 0)) (.cse10 (<= (+ 42 ~a4~0) 0)) (.cse23 (= 3 ~a2~0)) (.cse12 (<= 0 (+ 600001 ~a29~0)))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4 .cse2) (and (<= 0 .cse5) .cse1 .cse6 (<= 0 (+ 44 ~a0~0)) .cse7) (and .cse8 .cse9 .cse10 .cse0 .cse11 .cse12) (and .cse8 .cse13 .cse10 .cse11 .cse14 .cse15) (and (< 0 .cse16) .cse13 .cse1 .cse17 .cse15) (and .cse1 .cse6 .cse2) (and .cse1 .cse3 (<= (+ ~a29~0 173705) 0) .cse2) (and .cse8 .cse10 .cse0 .cse11 (<= 0 (+ ~a29~0 13)) .cse18) (and .cse9 .cse10 .cse19 .cse20 .cse14 .cse15) (and .cse1 .cse20 .cse12 .cse15) (and .cse10 .cse21 (or .cse8 .cse22) .cse12 .cse23 .cse7) (and .cse1 .cse12 .cse23) (and .cse10 .cse21 (exists ((v_~a29~0_904 Int)) (let ((.cse27 (* 9 v_~a29~0_904))) (let ((.cse26 (div .cse27 10))) (let ((.cse24 (mod (+ 40 .cse26) 63))) (and (<= .cse24 .cse25) (< (+ .cse26 5269) 0) (not (= .cse24 0)) (not (= (mod .cse27 10) 0))))))) .cse23 .cse15 .cse2) (and .cse8 .cse10 .cse0 .cse21 .cse17 .cse11) (and .cse6 (<= .cse28 0) .cse2 .cse22) (and .cse9 .cse10 .cse29 .cse19 .cse14) (and .cse13 .cse9 .cse10 .cse3 .cse30 .cse2) (and (<= 0 (+ 97 ~a0~0)) .cse10 .cse29 .cse14 .cse15) (and .cse8 .cse13 .cse9 .cse10) (and .cse13 .cse31 .cse1 .cse30) (and .cse1 .cse20 .cse2) (and .cse13 .cse10 .cse11 (<= 168789 ~a29~0)) (and .cse10 .cse11 .cse6 .cse4 .cse12 .cse2) (and .cse8 (< 43 ~a29~0) .cse10 .cse11 .cse20) (and .cse1 .cse3 .cse30 .cse2) (and .cse13 .cse10 .cse11 (or (and .cse8 .cse18) .cse32) .cse12) (and .cse0 .cse11 .cse30) (and .cse8 .cse13 .cse10 .cse21 .cse17) (and .cse13 .cse10 .cse31 .cse21 .cse3 .cse30 .cse2) (and .cse12 (or (and .cse10 .cse11 .cse32 .cse23 .cse2) (and .cse8 .cse10 .cse11 .cse30 .cse23 .cse18))) (and .cse1 .cse23 .cse2) (and .cse0 .cse1 .cse12) (and .cse10 .cse17 .cse29 .cse19 .cse15) (and .cse13 (or (not (<= .cse33 0)) .cse22) .cse1 .cse3 .cse2) (and (or (and .cse8 .cse9 .cse10 .cse20) (and .cse8 .cse9 .cse10 .cse23)) .cse12))))) [2022-11-02 20:44:53,688 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-11-02 20:44:53,688 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-11-02 20:44:53,688 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,689 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,689 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,689 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,689 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,689 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,689 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,689 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2022-11-02 20:44:53,690 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,690 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2022-11-02 20:44:53,690 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2022-11-02 20:44:53,690 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,690 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2022-11-02 20:44:53,690 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2022-11-02 20:44:53,690 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-11-02 20:44:53,691 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-11-02 20:44:53,691 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,691 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,691 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,691 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,691 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,691 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-11-02 20:44:53,692 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-11-02 20:44:53,692 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,692 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2022-11-02 20:44:53,692 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2022-11-02 20:44:53,692 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,692 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,692 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-02 20:44:53,693 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,693 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,693 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,693 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,694 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse31 (+ ~a4~0 86)) (.cse16 (+ ~a0~0 61))) (let ((.cse2 (<= .cse16 0)) (.cse8 (< 0 .cse31)) (.cse6 (= ~a2~0 1)) (.cse33 (+ ~a29~0 16)) (.cse15 (<= ~a29~0 43)) (.cse21 (<= (+ ~a0~0 147) 0)) (.cse25 (+ 142 ~a29~0)) (.cse5 (+ ~a29~0 127))) (let ((.cse7 (<= .cse5 0)) (.cse14 (<= 0 .cse25)) (.cse4 (not .cse21)) (.cse30 (<= 48790 ~a29~0)) (.cse32 (<= 0 (+ 141 ~a0~0))) (.cse11 (<= (+ 98 ~a0~0) 0)) (.cse29 (not .cse15)) (.cse18 (<= 0 (+ ~a0~0 145))) (.cse0 (= 2 ~a2~0)) (.cse17 (<= 0 .cse33)) (.cse28 (or (and .cse6 .cse2) (and .cse8 .cse6))) (.cse19 (or .cse8 (< 0 .cse33))) (.cse13 (= 5 ~a2~0)) (.cse22 (<= (+ ~a29~0 144) 0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse3 (<= 5 ~a2~0)) (.cse20 (= ~a2~0 4)) (.cse9 (<= (+ 148 ~a0~0) 0)) (.cse10 (<= (+ 42 ~a4~0) 0)) (.cse23 (= 3 ~a2~0)) (.cse12 (<= 0 (+ 600001 ~a29~0)))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4 .cse2) (and (<= 0 .cse5) .cse1 .cse6 (<= 0 (+ 44 ~a0~0)) .cse7) (and .cse8 .cse9 .cse10 .cse0 .cse11 .cse12) (and .cse8 .cse13 .cse10 .cse11 .cse14 .cse15) (and (< 0 .cse16) .cse13 .cse1 .cse17 .cse15) (and .cse1 .cse6 .cse2) (and .cse1 .cse3 (<= (+ ~a29~0 173705) 0) .cse2) (and .cse8 .cse10 .cse0 .cse11 (<= 0 (+ ~a29~0 13)) .cse18) (and .cse9 .cse10 .cse19 .cse20 .cse14 .cse15) (and .cse1 .cse20 .cse12 .cse15) (and .cse10 .cse21 (or .cse8 .cse22) .cse12 .cse23 .cse7) (and .cse1 .cse12 .cse23) (and .cse10 .cse21 (exists ((v_~a29~0_904 Int)) (let ((.cse27 (* 9 v_~a29~0_904))) (let ((.cse26 (div .cse27 10))) (let ((.cse24 (mod (+ 40 .cse26) 63))) (and (<= .cse24 .cse25) (< (+ .cse26 5269) 0) (not (= .cse24 0)) (not (= (mod .cse27 10) 0))))))) .cse23 .cse15 .cse2) (and .cse8 .cse10 .cse0 .cse21 .cse17 .cse11) (and .cse9 .cse10 .cse28 .cse19 .cse14) (and .cse13 .cse9 .cse10 .cse3 .cse29 .cse2) (and (<= 0 (+ 97 ~a0~0)) .cse10 .cse28 .cse14 .cse15) (and .cse8 .cse13 .cse9 .cse10) (and .cse13 .cse30 .cse1 .cse29) (and .cse1 .cse20 .cse2) (and .cse6 (<= .cse31 0) .cse22) (and .cse13 .cse10 .cse11 (<= 168789 ~a29~0)) (and .cse10 .cse11 .cse6 .cse4 .cse12 .cse2) (and .cse8 (< 43 ~a29~0) .cse10 .cse11 .cse20) (and .cse1 .cse3 .cse29 .cse2) (and .cse13 .cse10 .cse11 (or (and .cse8 .cse18) .cse32) .cse12) (and .cse0 .cse11 .cse29) (and .cse8 .cse13 .cse10 .cse21 .cse17) (and .cse13 .cse10 .cse30 .cse21 .cse3 .cse29 .cse2) (and .cse12 (or (and .cse10 .cse11 .cse32 .cse23 .cse2) (and .cse8 .cse10 .cse11 .cse29 .cse23 .cse18))) (and .cse1 .cse23 .cse2) (and .cse0 .cse1 .cse12) (and .cse10 .cse17 .cse28 .cse19 .cse15) (and .cse13 (or (not (<= .cse33 0)) .cse22) .cse1 .cse3 .cse2) (and (or (and .cse8 .cse9 .cse10 .cse20) (and .cse8 .cse9 .cse10 .cse23)) .cse12))))) [2022-11-02 20:44:53,694 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,694 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-11-02 20:44:53,694 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-11-02 20:44:53,694 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,695 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,695 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,695 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,695 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,695 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,695 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-11-02 20:44:53,695 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-11-02 20:44:53,696 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,696 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,696 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2022-11-02 20:44:53,696 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,696 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,696 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,696 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,697 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,697 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,697 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-11-02 20:44:53,697 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-11-02 20:44:53,697 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,697 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,697 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,698 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,698 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,698 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,698 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-11-02 20:44:53,698 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,698 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-11-02 20:44:53,698 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,699 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,699 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,699 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,699 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,699 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,699 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,699 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-11-02 20:44:53,700 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-11-02 20:44:53,700 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,700 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,700 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,700 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,700 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,700 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,701 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,701 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-11-02 20:44:53,701 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-11-02 20:44:53,701 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,701 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,701 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,701 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,702 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,702 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,702 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,702 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2022-11-02 20:44:53,702 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2022-11-02 20:44:53,702 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,702 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-11-02 20:44:53,703 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-11-02 20:44:53,703 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,703 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,703 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,703 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,703 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,703 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,704 INFO L895 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse31 (+ ~a4~0 86)) (.cse16 (+ ~a0~0 61))) (let ((.cse2 (<= .cse16 0)) (.cse8 (< 0 .cse31)) (.cse6 (= ~a2~0 1)) (.cse33 (+ ~a29~0 16)) (.cse15 (<= ~a29~0 43)) (.cse21 (<= (+ ~a0~0 147) 0)) (.cse25 (+ 142 ~a29~0)) (.cse5 (+ ~a29~0 127))) (let ((.cse7 (<= .cse5 0)) (.cse14 (<= 0 .cse25)) (.cse4 (not .cse21)) (.cse30 (<= 48790 ~a29~0)) (.cse32 (<= 0 (+ 141 ~a0~0))) (.cse11 (<= (+ 98 ~a0~0) 0)) (.cse29 (not .cse15)) (.cse18 (<= 0 (+ ~a0~0 145))) (.cse0 (= 2 ~a2~0)) (.cse17 (<= 0 .cse33)) (.cse28 (or (and .cse6 .cse2) (and .cse8 .cse6))) (.cse19 (or .cse8 (< 0 .cse33))) (.cse13 (= 5 ~a2~0)) (.cse22 (<= (+ ~a29~0 144) 0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse3 (<= 5 ~a2~0)) (.cse20 (= ~a2~0 4)) (.cse9 (<= (+ 148 ~a0~0) 0)) (.cse10 (<= (+ 42 ~a4~0) 0)) (.cse23 (= 3 ~a2~0)) (.cse12 (<= 0 (+ 600001 ~a29~0)))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4 .cse2) (and (<= 0 .cse5) .cse1 .cse6 (<= 0 (+ 44 ~a0~0)) .cse7) (and .cse8 .cse9 .cse10 .cse0 .cse11 .cse12) (and .cse8 .cse13 .cse10 .cse11 .cse14 .cse15) (and (< 0 .cse16) .cse13 .cse1 .cse17 .cse15) (and .cse1 .cse6 .cse2) (and .cse1 .cse3 (<= (+ ~a29~0 173705) 0) .cse2) (and .cse8 .cse10 .cse0 .cse11 (<= 0 (+ ~a29~0 13)) .cse18) (and .cse9 .cse10 .cse19 .cse20 .cse14 .cse15) (and .cse1 .cse20 .cse12 .cse15) (and .cse10 .cse21 (or .cse8 .cse22) .cse12 .cse23 .cse7) (and .cse1 .cse12 .cse23) (and .cse10 .cse21 (exists ((v_~a29~0_904 Int)) (let ((.cse27 (* 9 v_~a29~0_904))) (let ((.cse26 (div .cse27 10))) (let ((.cse24 (mod (+ 40 .cse26) 63))) (and (<= .cse24 .cse25) (< (+ .cse26 5269) 0) (not (= .cse24 0)) (not (= (mod .cse27 10) 0))))))) .cse23 .cse15 .cse2) (and .cse8 .cse10 .cse0 .cse21 .cse17 .cse11) (and .cse9 .cse10 .cse28 .cse19 .cse14) (and .cse13 .cse9 .cse10 .cse3 .cse29 .cse2) (and (<= 0 (+ 97 ~a0~0)) .cse10 .cse28 .cse14 .cse15) (and .cse8 .cse13 .cse9 .cse10) (and .cse13 .cse30 .cse1 .cse29) (and .cse1 .cse20 .cse2) (and .cse6 (<= .cse31 0) .cse22) (and .cse13 .cse10 .cse11 (<= 168789 ~a29~0)) (and .cse10 .cse11 .cse6 .cse4 .cse12 .cse2) (and .cse8 (< 43 ~a29~0) .cse10 .cse11 .cse20) (and .cse1 .cse3 .cse29 .cse2) (and .cse13 .cse10 .cse11 (or (and .cse8 .cse18) .cse32) .cse12) (and .cse0 .cse11 .cse29) (and .cse8 .cse13 .cse10 .cse21 .cse17) (and .cse13 .cse10 .cse30 .cse21 .cse3 .cse29 .cse2) (and .cse12 (or (and .cse10 .cse11 .cse32 .cse23 .cse2) (and .cse8 .cse10 .cse11 .cse29 .cse23 .cse18))) (and .cse1 .cse23 .cse2) (and .cse0 .cse1 .cse12) (and .cse10 .cse17 .cse28 .cse19 .cse15) (and .cse13 (or (not (<= .cse33 0)) .cse22) .cse1 .cse3 .cse2) (and (or (and .cse8 .cse9 .cse10 .cse20) (and .cse8 .cse9 .cse10 .cse23)) .cse12))))) [2022-11-02 20:44:53,704 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-11-02 20:44:53,704 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-11-02 20:44:53,705 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,705 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,705 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,705 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,705 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,705 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,705 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,705 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,706 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-11-02 20:44:53,706 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-11-02 20:44:53,706 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,706 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2022-11-02 20:44:53,706 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2022-11-02 20:44:53,706 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,706 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,707 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,707 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,707 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,707 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2022-11-02 20:44:53,707 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-02 20:44:53,707 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-11-02 20:44:53,707 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,708 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,708 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,708 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,708 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2022-11-02 20:44:53,708 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2022-11-02 20:44:53,708 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2022-11-02 20:44:53,709 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,709 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2022-11-02 20:44:53,709 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-11-02 20:44:53,709 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,709 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,709 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,709 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,710 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,710 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,710 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,710 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-11-02 20:44:53,710 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2022-11-02 20:44:53,710 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,710 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,711 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,711 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-11-02 20:44:53,711 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,711 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,711 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2022-11-02 20:44:53,711 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,711 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,712 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,712 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,712 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,712 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,712 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,712 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2022-11-02 20:44:53,712 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2022-11-02 20:44:53,713 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,713 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-11-02 20:44:53,713 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,713 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 20:44:53,713 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,713 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-11-02 20:44:53,713 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2022-11-02 20:44:53,717 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, 1] [2022-11-02 20:44:53,720 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 20:44:53,733 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,734 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,735 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,735 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,744 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,745 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,745 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,745 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,751 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,752 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,752 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,752 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,756 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,757 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,757 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,757 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,760 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,761 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,761 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,762 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,765 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,765 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,765 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,766 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:44:53 BoogieIcfgContainer [2022-11-02 20:44:53,769 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:44:53,770 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:44:53,770 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:44:53,770 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:44:53,771 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:42:11" (3/4) ... [2022-11-02 20:44:53,774 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 20:44:53,800 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-02 20:44:53,802 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-02 20:44:53,804 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 20:44:53,806 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:44:53,834 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0) || (((89 + a4 <= 0 && 5 <= a2) && !(a0 + 147 <= 0)) && a0 + 61 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || (((((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= 600001 + a29)) || (((((0 < a4 + 86 && 5 == a2) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 142 + a29) && a29 <= 43)) || ((((0 < a0 + 61 && 5 == a2) && 89 + a4 <= 0) && 0 <= a29 + 16) && a29 <= 43)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && 5 <= a2) && a29 + 173705 <= 0) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= a29 + 13) && 0 <= a0 + 145)) || (((((148 + a0 <= 0 && 42 + a4 <= 0) && (0 < a4 + 86 || 0 < a29 + 16)) && a2 == 4) && 0 <= 142 + a29) && a29 <= 43)) || (((89 + a4 <= 0 && a2 == 4) && 0 <= 600001 + a29) && a29 <= 43)) || (((((42 + a4 <= 0 && a0 + 147 <= 0) && (0 < a4 + 86 || a29 + 144 <= 0)) && 0 <= 600001 + a29) && 3 == a2) && a29 + 127 <= 0)) || ((89 + a4 <= 0 && 0 <= 600001 + a29) && 3 == a2)) || (((((42 + a4 <= 0 && a0 + 147 <= 0) && (\exists v_~a29~0_904 : int :: (((40 + 9 * v_~a29~0_904 / 10) % 63 <= 142 + a29 && 9 * v_~a29~0_904 / 10 + 5269 < 0) && !((40 + 9 * v_~a29~0_904 / 10) % 63 == 0)) && !(9 * v_~a29~0_904 % 10 == 0))) && 3 == a2) && a29 <= 43) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) && 0 <= a29 + 16) && 98 + a0 <= 0)) || ((((148 + a0 <= 0 && 42 + a4 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && (0 < a4 + 86 || 0 < a29 + 16)) && 0 <= 142 + a29)) || (((((5 == a2 && 148 + a0 <= 0) && 42 + a4 <= 0) && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0)) || ((((0 <= 97 + a0 && 42 + a4 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 <= 142 + a29) && a29 <= 43)) || (((0 < a4 + 86 && 5 == a2) && 148 + a0 <= 0) && 42 + a4 <= 0)) || (((5 == a2 && 48790 <= a29) && 89 + a4 <= 0) && !(a29 <= 43))) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || (((5 == a2 && 42 + a4 <= 0) && 98 + a0 <= 0) && 168789 <= a29)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1) && !(a0 + 147 <= 0)) && 0 <= 600001 + a29) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 4)) || (((89 + a4 <= 0 && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0)) || ((((5 == a2 && 42 + a4 <= 0) && 98 + a0 <= 0) && ((0 < a4 + 86 && 0 <= a0 + 145) || 0 <= 141 + a0)) && 0 <= 600001 + a29)) || ((2 == a2 && 98 + a0 <= 0) && !(a29 <= 43))) || ((((0 < a4 + 86 && 5 == a2) && 42 + a4 <= 0) && a0 + 147 <= 0) && 0 <= a29 + 16)) || ((((((5 == a2 && 42 + a4 <= 0) && 48790 <= a29) && a0 + 147 <= 0) && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0)) || (0 <= 600001 + a29 && (((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 141 + a0) && 3 == a2) && a0 + 61 <= 0) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && !(a29 <= 43)) && 3 == a2) && 0 <= a0 + 145)))) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((2 == a2 && 89 + a4 <= 0) && 0 <= 600001 + a29)) || ((((42 + a4 <= 0 && 0 <= a29 + 16) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && (0 < a4 + 86 || 0 < a29 + 16)) && a29 <= 43)) || ((((5 == a2 && (!(a29 + 16 <= 0) || a29 + 144 <= 0)) && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && a2 == 4) || (((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && 3 == a2)) && 0 <= 600001 + a29) [2022-11-02 20:44:53,836 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0) || (((89 + a4 <= 0 && 5 <= a2) && !(a0 + 147 <= 0)) && a0 + 61 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || (((((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= 600001 + a29)) || (((((0 < a4 + 86 && 5 == a2) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 142 + a29) && a29 <= 43)) || ((((0 < a0 + 61 && 5 == a2) && 89 + a4 <= 0) && 0 <= a29 + 16) && a29 <= 43)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && 5 <= a2) && a29 + 173705 <= 0) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= a29 + 13) && 0 <= a0 + 145)) || (((((148 + a0 <= 0 && 42 + a4 <= 0) && (0 < a4 + 86 || 0 < a29 + 16)) && a2 == 4) && 0 <= 142 + a29) && a29 <= 43)) || (((89 + a4 <= 0 && a2 == 4) && 0 <= 600001 + a29) && a29 <= 43)) || (((((42 + a4 <= 0 && a0 + 147 <= 0) && (0 < a4 + 86 || a29 + 144 <= 0)) && 0 <= 600001 + a29) && 3 == a2) && a29 + 127 <= 0)) || ((89 + a4 <= 0 && 0 <= 600001 + a29) && 3 == a2)) || (((((42 + a4 <= 0 && a0 + 147 <= 0) && (\exists v_~a29~0_904 : int :: (((40 + 9 * v_~a29~0_904 / 10) % 63 <= 142 + a29 && 9 * v_~a29~0_904 / 10 + 5269 < 0) && !((40 + 9 * v_~a29~0_904 / 10) % 63 == 0)) && !(9 * v_~a29~0_904 % 10 == 0))) && 3 == a2) && a29 <= 43) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) && 0 <= a29 + 16) && 98 + a0 <= 0)) || ((((148 + a0 <= 0 && 42 + a4 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && (0 < a4 + 86 || 0 < a29 + 16)) && 0 <= 142 + a29)) || (((((5 == a2 && 148 + a0 <= 0) && 42 + a4 <= 0) && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0)) || ((((0 <= 97 + a0 && 42 + a4 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 <= 142 + a29) && a29 <= 43)) || (((0 < a4 + 86 && 5 == a2) && 148 + a0 <= 0) && 42 + a4 <= 0)) || (((5 == a2 && 48790 <= a29) && 89 + a4 <= 0) && !(a29 <= 43))) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || (((5 == a2 && 42 + a4 <= 0) && 98 + a0 <= 0) && 168789 <= a29)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1) && !(a0 + 147 <= 0)) && 0 <= 600001 + a29) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 4)) || (((89 + a4 <= 0 && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0)) || ((((5 == a2 && 42 + a4 <= 0) && 98 + a0 <= 0) && ((0 < a4 + 86 && 0 <= a0 + 145) || 0 <= 141 + a0)) && 0 <= 600001 + a29)) || ((2 == a2 && 98 + a0 <= 0) && !(a29 <= 43))) || ((((0 < a4 + 86 && 5 == a2) && 42 + a4 <= 0) && a0 + 147 <= 0) && 0 <= a29 + 16)) || ((((((5 == a2 && 42 + a4 <= 0) && 48790 <= a29) && a0 + 147 <= 0) && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0)) || (0 <= 600001 + a29 && (((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 141 + a0) && 3 == a2) && a0 + 61 <= 0) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && !(a29 <= 43)) && 3 == a2) && 0 <= a0 + 145)))) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((2 == a2 && 89 + a4 <= 0) && 0 <= 600001 + a29)) || ((((42 + a4 <= 0 && 0 <= a29 + 16) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && (0 < a4 + 86 || 0 < a29 + 16)) && a29 <= 43)) || ((((5 == a2 && (!(a29 + 16 <= 0) || a29 + 144 <= 0)) && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && a2 == 4) || (((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && 3 == a2)) && 0 <= 600001 + a29) [2022-11-02 20:44:53,845 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0) || (((89 + a4 <= 0 && 5 <= a2) && !(a0 + 147 <= 0)) && a0 + 61 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || (((((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= 600001 + a29)) || (((((0 < a4 + 86 && 5 == a2) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 142 + a29) && a29 <= 43)) || ((((0 < a0 + 61 && 5 == a2) && 89 + a4 <= 0) && 0 <= a29 + 16) && a29 <= 43)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && 5 <= a2) && a29 + 173705 <= 0) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= a29 + 13) && 0 <= a0 + 145)) || (((((148 + a0 <= 0 && 42 + a4 <= 0) && (0 < a4 + 86 || 0 < a29 + 16)) && a2 == 4) && 0 <= 142 + a29) && a29 <= 43)) || (((89 + a4 <= 0 && a2 == 4) && 0 <= 600001 + a29) && a29 <= 43)) || (((((42 + a4 <= 0 && a0 + 147 <= 0) && (0 < a4 + 86 || a29 + 144 <= 0)) && 0 <= 600001 + a29) && 3 == a2) && a29 + 127 <= 0)) || ((89 + a4 <= 0 && 0 <= 600001 + a29) && 3 == a2)) || (((((42 + a4 <= 0 && a0 + 147 <= 0) && (\exists v_~a29~0_904 : int :: (((40 + 9 * v_~a29~0_904 / 10) % 63 <= 142 + a29 && 9 * v_~a29~0_904 / 10 + 5269 < 0) && !((40 + 9 * v_~a29~0_904 / 10) % 63 == 0)) && !(9 * v_~a29~0_904 % 10 == 0))) && 3 == a2) && a29 <= 43) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) && 0 <= a29 + 16) && 98 + a0 <= 0)) || (((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0) && a29 + 144 <= 0)) || ((((148 + a0 <= 0 && 42 + a4 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && (0 < a4 + 86 || 0 < a29 + 16)) && 0 <= 142 + a29)) || (((((5 == a2 && 148 + a0 <= 0) && 42 + a4 <= 0) && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0)) || ((((0 <= 97 + a0 && 42 + a4 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 <= 142 + a29) && a29 <= 43)) || (((0 < a4 + 86 && 5 == a2) && 148 + a0 <= 0) && 42 + a4 <= 0)) || (((5 == a2 && 48790 <= a29) && 89 + a4 <= 0) && !(a29 <= 43))) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || (((5 == a2 && 42 + a4 <= 0) && 98 + a0 <= 0) && 168789 <= a29)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1) && !(a0 + 147 <= 0)) && 0 <= 600001 + a29) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 4)) || (((89 + a4 <= 0 && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0)) || ((((5 == a2 && 42 + a4 <= 0) && 98 + a0 <= 0) && ((0 < a4 + 86 && 0 <= a0 + 145) || 0 <= 141 + a0)) && 0 <= 600001 + a29)) || ((2 == a2 && 98 + a0 <= 0) && !(a29 <= 43))) || ((((0 < a4 + 86 && 5 == a2) && 42 + a4 <= 0) && a0 + 147 <= 0) && 0 <= a29 + 16)) || ((((((5 == a2 && 42 + a4 <= 0) && 48790 <= a29) && a0 + 147 <= 0) && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0)) || (0 <= 600001 + a29 && (((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 141 + a0) && 3 == a2) && a0 + 61 <= 0) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && !(a29 <= 43)) && 3 == a2) && 0 <= a0 + 145)))) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((2 == a2 && 89 + a4 <= 0) && 0 <= 600001 + a29)) || ((((42 + a4 <= 0 && 0 <= a29 + 16) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && (0 < a4 + 86 || 0 < a29 + 16)) && a29 <= 43)) || ((((5 == a2 && (!(a29 + 16 <= 0) || a29 + 144 <= 0)) && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && a2 == 4) || (((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && 3 == a2)) && 0 <= 600001 + a29) [2022-11-02 20:44:53,968 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:44:53,968 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:44:53,968 INFO L158 Benchmark]: Toolchain (without parser) took 168838.02ms. Allocated memory was 109.1MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 65.6MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 224.9MB. Max. memory is 16.1GB. [2022-11-02 20:44:53,969 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 109.1MB. Free memory is still 87.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:44:53,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1255.70ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 65.4MB in the beginning and 92.0MB in the end (delta: -26.6MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2022-11-02 20:44:53,969 INFO L158 Benchmark]: Boogie Procedure Inliner took 338.46ms. Allocated memory is still 132.1MB. Free memory was 92.0MB in the beginning and 76.2MB in the end (delta: 15.8MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. [2022-11-02 20:44:53,970 INFO L158 Benchmark]: Boogie Preprocessor took 325.11ms. Allocated memory is still 132.1MB. Free memory was 76.2MB in the beginning and 64.7MB in the end (delta: 11.4MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2022-11-02 20:44:53,970 INFO L158 Benchmark]: RCFGBuilder took 4149.98ms. Allocated memory was 132.1MB in the beginning and 264.2MB in the end (delta: 132.1MB). Free memory was 64.7MB in the beginning and 118.8MB in the end (delta: -54.1MB). Peak memory consumption was 102.1MB. Max. memory is 16.1GB. [2022-11-02 20:44:53,970 INFO L158 Benchmark]: TraceAbstraction took 162559.94ms. Allocated memory was 264.2MB in the beginning and 1.9GB in the end (delta: 1.6GB). Free memory was 117.9MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2022-11-02 20:44:53,971 INFO L158 Benchmark]: Witness Printer took 198.20ms. Allocated memory is still 1.9GB. Free memory was 1.6GB in the beginning and 1.6GB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-02 20:44:53,972 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 109.1MB. Free memory is still 87.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1255.70ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 65.4MB in the beginning and 92.0MB in the end (delta: -26.6MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 338.46ms. Allocated memory is still 132.1MB. Free memory was 92.0MB in the beginning and 76.2MB in the end (delta: 15.8MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 325.11ms. Allocated memory is still 132.1MB. Free memory was 76.2MB in the beginning and 64.7MB in the end (delta: 11.4MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * RCFGBuilder took 4149.98ms. Allocated memory was 132.1MB in the beginning and 264.2MB in the end (delta: 132.1MB). Free memory was 64.7MB in the beginning and 118.8MB in the end (delta: -54.1MB). Peak memory consumption was 102.1MB. Max. memory is 16.1GB. * TraceAbstraction took 162559.94ms. Allocated memory was 264.2MB in the beginning and 1.9GB in the end (delta: 1.6GB). Free memory was 117.9MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Witness Printer took 198.20ms. Allocated memory is still 1.9GB. Free memory was 1.6GB in the beginning and 1.6GB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 203]: 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: 162.4s, OverallIterations: 30, TraceHistogramMax: 8, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.5s, AutomataDifference: 68.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 28.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10468 SdHoareTripleChecker+Valid, 63.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10468 mSDsluCounter, 10337 SdHoareTripleChecker+Invalid, 54.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 2142 IncrementalHoareTripleChecker+Unchecked, 1107 mSDsCounter, 4298 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 32736 IncrementalHoareTripleChecker+Invalid, 39176 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4298 mSolverCounterUnsat, 9230 mSDtfsCounter, 32736 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11534 GetRequests, 11450 SyntacticMatches, 3 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18621occurred in iteration=19, 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: 5.4s AutomataMinimizationTime, 30 MinimizatonAttempts, 41953 StatesRemovedByMinimization, 27 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 243 NumberOfFragments, 2886 HoareAnnotationTreeSize, 4 FomulaSimplifications, 14002 FormulaSimplificationTreeSizeReduction, 13.6s HoareSimplificationTime, 4 FomulaSimplificationsInter, 563156 FormulaSimplificationTreeSizeReductionInter, 15.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.3s SsaConstructionTime, 4.0s SatisfiabilityAnalysisTime, 48.0s InterpolantComputationTime, 28817 NumberOfCodeBlocks, 28817 NumberOfCodeBlocksAsserted, 41 NumberOfCheckSat, 31525 ConstructedInterpolants, 345 QuantifiedInterpolants, 123434 SizeOfPredicates, 12 NumberOfNonLiveVariables, 10486 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 44 InterpolantComputations, 28 PerfectInterpolantSequences, 46721/49119 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 [2022-11-02 20:44:53,981 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,981 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,982 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,982 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,984 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,984 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,985 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,985 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0) || (((89 + a4 <= 0 && 5 <= a2) && !(a0 + 147 <= 0)) && a0 + 61 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || (((((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= 600001 + a29)) || (((((0 < a4 + 86 && 5 == a2) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 142 + a29) && a29 <= 43)) || ((((0 < a0 + 61 && 5 == a2) && 89 + a4 <= 0) && 0 <= a29 + 16) && a29 <= 43)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && 5 <= a2) && a29 + 173705 <= 0) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= a29 + 13) && 0 <= a0 + 145)) || (((((148 + a0 <= 0 && 42 + a4 <= 0) && (0 < a4 + 86 || 0 < a29 + 16)) && a2 == 4) && 0 <= 142 + a29) && a29 <= 43)) || (((89 + a4 <= 0 && a2 == 4) && 0 <= 600001 + a29) && a29 <= 43)) || (((((42 + a4 <= 0 && a0 + 147 <= 0) && (0 < a4 + 86 || a29 + 144 <= 0)) && 0 <= 600001 + a29) && 3 == a2) && a29 + 127 <= 0)) || ((89 + a4 <= 0 && 0 <= 600001 + a29) && 3 == a2)) || (((((42 + a4 <= 0 && a0 + 147 <= 0) && (\exists v_~a29~0_904 : int :: (((40 + 9 * v_~a29~0_904 / 10) % 63 <= 142 + a29 && 9 * v_~a29~0_904 / 10 + 5269 < 0) && !((40 + 9 * v_~a29~0_904 / 10) % 63 == 0)) && !(9 * v_~a29~0_904 % 10 == 0))) && 3 == a2) && a29 <= 43) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) && 0 <= a29 + 16) && 98 + a0 <= 0)) || (((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0) && a29 + 144 <= 0)) || ((((148 + a0 <= 0 && 42 + a4 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && (0 < a4 + 86 || 0 < a29 + 16)) && 0 <= 142 + a29)) || (((((5 == a2 && 148 + a0 <= 0) && 42 + a4 <= 0) && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0)) || ((((0 <= 97 + a0 && 42 + a4 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 <= 142 + a29) && a29 <= 43)) || (((0 < a4 + 86 && 5 == a2) && 148 + a0 <= 0) && 42 + a4 <= 0)) || (((5 == a2 && 48790 <= a29) && 89 + a4 <= 0) && !(a29 <= 43))) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || (((5 == a2 && 42 + a4 <= 0) && 98 + a0 <= 0) && 168789 <= a29)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1) && !(a0 + 147 <= 0)) && 0 <= 600001 + a29) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 4)) || (((89 + a4 <= 0 && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0)) || ((((5 == a2 && 42 + a4 <= 0) && 98 + a0 <= 0) && ((0 < a4 + 86 && 0 <= a0 + 145) || 0 <= 141 + a0)) && 0 <= 600001 + a29)) || ((2 == a2 && 98 + a0 <= 0) && !(a29 <= 43))) || ((((0 < a4 + 86 && 5 == a2) && 42 + a4 <= 0) && a0 + 147 <= 0) && 0 <= a29 + 16)) || ((((((5 == a2 && 42 + a4 <= 0) && 48790 <= a29) && a0 + 147 <= 0) && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0)) || (0 <= 600001 + a29 && (((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 141 + a0) && 3 == a2) && a0 + 61 <= 0) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && !(a29 <= 43)) && 3 == a2) && 0 <= a0 + 145)))) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((2 == a2 && 89 + a4 <= 0) && 0 <= 600001 + a29)) || ((((42 + a4 <= 0 && 0 <= a29 + 16) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && (0 < a4 + 86 || 0 < a29 + 16)) && a29 <= 43)) || ((((5 == a2 && (!(a29 + 16 <= 0) || a29 + 144 <= 0)) && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && a2 == 4) || (((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && 3 == a2)) && 0 <= 600001 + a29) - InvariantResult [Line: 1776]: Loop Invariant [2022-11-02 20:44:53,987 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,988 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,988 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,988 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,990 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,991 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,991 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,991 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0) || (((89 + a4 <= 0 && 5 <= a2) && !(a0 + 147 <= 0)) && a0 + 61 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || (((((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= 600001 + a29)) || (((((0 < a4 + 86 && 5 == a2) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 142 + a29) && a29 <= 43)) || ((((0 < a0 + 61 && 5 == a2) && 89 + a4 <= 0) && 0 <= a29 + 16) && a29 <= 43)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && 5 <= a2) && a29 + 173705 <= 0) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= a29 + 13) && 0 <= a0 + 145)) || (((((148 + a0 <= 0 && 42 + a4 <= 0) && (0 < a4 + 86 || 0 < a29 + 16)) && a2 == 4) && 0 <= 142 + a29) && a29 <= 43)) || (((89 + a4 <= 0 && a2 == 4) && 0 <= 600001 + a29) && a29 <= 43)) || (((((42 + a4 <= 0 && a0 + 147 <= 0) && (0 < a4 + 86 || a29 + 144 <= 0)) && 0 <= 600001 + a29) && 3 == a2) && a29 + 127 <= 0)) || ((89 + a4 <= 0 && 0 <= 600001 + a29) && 3 == a2)) || (((((42 + a4 <= 0 && a0 + 147 <= 0) && (\exists v_~a29~0_904 : int :: (((40 + 9 * v_~a29~0_904 / 10) % 63 <= 142 + a29 && 9 * v_~a29~0_904 / 10 + 5269 < 0) && !((40 + 9 * v_~a29~0_904 / 10) % 63 == 0)) && !(9 * v_~a29~0_904 % 10 == 0))) && 3 == a2) && a29 <= 43) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) && 0 <= a29 + 16) && 98 + a0 <= 0)) || ((((148 + a0 <= 0 && 42 + a4 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && (0 < a4 + 86 || 0 < a29 + 16)) && 0 <= 142 + a29)) || (((((5 == a2 && 148 + a0 <= 0) && 42 + a4 <= 0) && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0)) || ((((0 <= 97 + a0 && 42 + a4 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 <= 142 + a29) && a29 <= 43)) || (((0 < a4 + 86 && 5 == a2) && 148 + a0 <= 0) && 42 + a4 <= 0)) || (((5 == a2 && 48790 <= a29) && 89 + a4 <= 0) && !(a29 <= 43))) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || (((5 == a2 && 42 + a4 <= 0) && 98 + a0 <= 0) && 168789 <= a29)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1) && !(a0 + 147 <= 0)) && 0 <= 600001 + a29) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 4)) || (((89 + a4 <= 0 && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0)) || ((((5 == a2 && 42 + a4 <= 0) && 98 + a0 <= 0) && ((0 < a4 + 86 && 0 <= a0 + 145) || 0 <= 141 + a0)) && 0 <= 600001 + a29)) || ((2 == a2 && 98 + a0 <= 0) && !(a29 <= 43))) || ((((0 < a4 + 86 && 5 == a2) && 42 + a4 <= 0) && a0 + 147 <= 0) && 0 <= a29 + 16)) || ((((((5 == a2 && 42 + a4 <= 0) && 48790 <= a29) && a0 + 147 <= 0) && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0)) || (0 <= 600001 + a29 && (((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 141 + a0) && 3 == a2) && a0 + 61 <= 0) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && !(a29 <= 43)) && 3 == a2) && 0 <= a0 + 145)))) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((2 == a2 && 89 + a4 <= 0) && 0 <= 600001 + a29)) || ((((42 + a4 <= 0 && 0 <= a29 + 16) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && (0 < a4 + 86 || 0 < a29 + 16)) && a29 <= 43)) || ((((5 == a2 && (!(a29 + 16 <= 0) || a29 + 144 <= 0)) && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && a2 == 4) || (((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && 3 == a2)) && 0 <= 600001 + a29) - InvariantResult [Line: 33]: Loop Invariant [2022-11-02 20:44:53,993 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,994 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,994 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,994 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,996 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,997 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,997 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] [2022-11-02 20:44:53,997 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_904,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0) || (((89 + a4 <= 0 && 5 <= a2) && !(a0 + 147 <= 0)) && a0 + 61 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || (((((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= 600001 + a29)) || (((((0 < a4 + 86 && 5 == a2) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 142 + a29) && a29 <= 43)) || ((((0 < a0 + 61 && 5 == a2) && 89 + a4 <= 0) && 0 <= a29 + 16) && a29 <= 43)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && 5 <= a2) && a29 + 173705 <= 0) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= a29 + 13) && 0 <= a0 + 145)) || (((((148 + a0 <= 0 && 42 + a4 <= 0) && (0 < a4 + 86 || 0 < a29 + 16)) && a2 == 4) && 0 <= 142 + a29) && a29 <= 43)) || (((89 + a4 <= 0 && a2 == 4) && 0 <= 600001 + a29) && a29 <= 43)) || (((((42 + a4 <= 0 && a0 + 147 <= 0) && (0 < a4 + 86 || a29 + 144 <= 0)) && 0 <= 600001 + a29) && 3 == a2) && a29 + 127 <= 0)) || ((89 + a4 <= 0 && 0 <= 600001 + a29) && 3 == a2)) || (((((42 + a4 <= 0 && a0 + 147 <= 0) && (\exists v_~a29~0_904 : int :: (((40 + 9 * v_~a29~0_904 / 10) % 63 <= 142 + a29 && 9 * v_~a29~0_904 / 10 + 5269 < 0) && !((40 + 9 * v_~a29~0_904 / 10) % 63 == 0)) && !(9 * v_~a29~0_904 % 10 == 0))) && 3 == a2) && a29 <= 43) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) && 0 <= a29 + 16) && 98 + a0 <= 0)) || ((((148 + a0 <= 0 && 42 + a4 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && (0 < a4 + 86 || 0 < a29 + 16)) && 0 <= 142 + a29)) || (((((5 == a2 && 148 + a0 <= 0) && 42 + a4 <= 0) && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0)) || ((((0 <= 97 + a0 && 42 + a4 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 <= 142 + a29) && a29 <= 43)) || (((0 < a4 + 86 && 5 == a2) && 148 + a0 <= 0) && 42 + a4 <= 0)) || (((5 == a2 && 48790 <= a29) && 89 + a4 <= 0) && !(a29 <= 43))) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || (((5 == a2 && 42 + a4 <= 0) && 98 + a0 <= 0) && 168789 <= a29)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1) && !(a0 + 147 <= 0)) && 0 <= 600001 + a29) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 4)) || (((89 + a4 <= 0 && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0)) || ((((5 == a2 && 42 + a4 <= 0) && 98 + a0 <= 0) && ((0 < a4 + 86 && 0 <= a0 + 145) || 0 <= 141 + a0)) && 0 <= 600001 + a29)) || ((2 == a2 && 98 + a0 <= 0) && !(a29 <= 43))) || ((((0 < a4 + 86 && 5 == a2) && 42 + a4 <= 0) && a0 + 147 <= 0) && 0 <= a29 + 16)) || ((((((5 == a2 && 42 + a4 <= 0) && 48790 <= a29) && a0 + 147 <= 0) && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0)) || (0 <= 600001 + a29 && (((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 141 + a0) && 3 == a2) && a0 + 61 <= 0) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && !(a29 <= 43)) && 3 == a2) && 0 <= a0 + 145)))) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((2 == a2 && 89 + a4 <= 0) && 0 <= 600001 + a29)) || ((((42 + a4 <= 0 && 0 <= a29 + 16) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && (0 < a4 + 86 || 0 < a29 + 16)) && a29 <= 43)) || ((((5 == a2 && (!(a29 + 16 <= 0) || a29 + 144 <= 0)) && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && a2 == 4) || (((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && 3 == a2)) && 0 <= 600001 + a29) RESULT: Ultimate proved your program to be correct! [2022-11-02 20:44:54,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d00cb0-de71-44b9-94b5-ad0ba59787a0/bin/uautomizer-Dbtcem3rbc/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