./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/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_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/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 64bit --witnessprinter.graph.data.programhash 71c9ad4d22d8803e8ce68978dcece5a0c38af93fd6faccf6f5517fe451659fc5 --- 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 20:21:16,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:21:16,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:21:16,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:21:16,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:21:16,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:21:16,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:21:16,811 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:21:16,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:21:16,814 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:21:16,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:21:16,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:21:16,816 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:21:16,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:21:16,818 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:21:16,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:21:16,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:21:16,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:21:16,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:21:16,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:21:16,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:21:16,831 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:21:16,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:21:16,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:21:16,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:21:16,837 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:21:16,837 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:21:16,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:21:16,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:21:16,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:21:16,840 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:21:16,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:21:16,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:21:16,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:21:16,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:21:16,844 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:21:16,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:21:16,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:21:16,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:21:16,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:21:16,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:21:16,858 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:21:16,897 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:21:16,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:21:16,897 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:21:16,898 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:21:16,903 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:21:16,904 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:21:16,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:21:16,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:21:16,905 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:21:16,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:21:16,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:21:16,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:21:16,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:21:16,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:21:16,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:21:16,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:21:16,907 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:21:16,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:21:16,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:21:16,908 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:21:16,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:21:16,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:21:16,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:21:16,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:21:16,910 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:21:16,910 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:21:16,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:21:16,912 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:21:16,912 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:21:16,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:21:16,913 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_106edaee-acbd-49d4-807b-0aadee6add70/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71c9ad4d22d8803e8ce68978dcece5a0c38af93fd6faccf6f5517fe451659fc5 [2022-11-02 20:21:17,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:21:17,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:21:17,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:21:17,246 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:21:17,247 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:21:17,248 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c [2022-11-02 20:21:17,315 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/data/d4d823980/06f557a2464b474783cbe699df555e00/FLAG2218741a4 [2022-11-02 20:21:17,816 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:21:17,816 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c [2022-11-02 20:21:17,826 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/data/d4d823980/06f557a2464b474783cbe699df555e00/FLAG2218741a4 [2022-11-02 20:21:18,186 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/data/d4d823980/06f557a2464b474783cbe699df555e00 [2022-11-02 20:21:18,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:21:18,190 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:21:18,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:21:18,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:21:18,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:21:18,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:21:18" (1/1) ... [2022-11-02 20:21:18,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@495ef99c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:18, skipping insertion in model container [2022-11-02 20:21:18,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:21:18" (1/1) ... [2022-11-02 20:21:18,206 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:21:18,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:21:18,418 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_106edaee-acbd-49d4-807b-0aadee6add70/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c[1107,1120] [2022-11-02 20:21:18,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:21:18,543 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:21:18,554 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_106edaee-acbd-49d4-807b-0aadee6add70/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c[1107,1120] [2022-11-02 20:21:18,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:21:18,637 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:21:18,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:18 WrapperNode [2022-11-02 20:21:18,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:21:18,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:21:18,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:21:18,640 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:21:18,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:18" (1/1) ... [2022-11-02 20:21:18,675 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:18" (1/1) ... [2022-11-02 20:21:18,729 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 458 [2022-11-02 20:21:18,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:21:18,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:21:18,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:21:18,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:21:18,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:18" (1/1) ... [2022-11-02 20:21:18,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:18" (1/1) ... [2022-11-02 20:21:18,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:18" (1/1) ... [2022-11-02 20:21:18,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:18" (1/1) ... [2022-11-02 20:21:18,760 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:18" (1/1) ... [2022-11-02 20:21:18,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:18" (1/1) ... [2022-11-02 20:21:18,769 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:18" (1/1) ... [2022-11-02 20:21:18,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:18" (1/1) ... [2022-11-02 20:21:18,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:21:18,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:21:18,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:21:18,778 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:21:18,779 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:18" (1/1) ... [2022-11-02 20:21:18,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:21:18,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:21:18,848 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:21:18,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:21:18,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:21:18,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:21:19,110 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:21:19,112 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:21:19,772 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:21:19,781 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:21:19,787 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 20:21:19,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:21:19 BoogieIcfgContainer [2022-11-02 20:21:19,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:21:19,792 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:21:19,793 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:21:19,798 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:21:19,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:21:18" (1/3) ... [2022-11-02 20:21:19,799 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c05f952 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:21:19, skipping insertion in model container [2022-11-02 20:21:19,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:18" (2/3) ... [2022-11-02 20:21:19,800 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c05f952 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:21:19, skipping insertion in model container [2022-11-02 20:21:19,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:21:19" (3/3) ... [2022-11-02 20:21:19,801 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.h_b08.c [2022-11-02 20:21:19,819 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:21:19,819 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:21:19,874 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:21:19,881 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;@4a91f8d8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:21:19,882 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:21:19,889 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 73 states have (on average 1.4931506849315068) internal successors, (109), 74 states have internal predecessors, (109), 0 states have call successors, (0), 0 states 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 20:21:19,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:19,902 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:19,903 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] [2022-11-02 20:21:19,904 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:19,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:19,916 INFO L85 PathProgramCache]: Analyzing trace with hash -96594061, now seen corresponding path program 1 times [2022-11-02 20:21:19,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:19,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791435308] [2022-11-02 20:21:19,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:19,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:20,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:21,727 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 20:21:21,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:21,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791435308] [2022-11-02 20:21:21,728 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791435308] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:21,729 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:21,729 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:21:21,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685891023] [2022-11-02 20:21:21,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:21,740 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:21:21,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:21,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:21:21,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:21:21,785 INFO L87 Difference]: Start difference. First operand has 75 states, 73 states have (on average 1.4931506849315068) internal successors, (109), 74 states have internal predecessors, (109), 0 states have call successors, (0), 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 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:22,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:22,183 INFO L93 Difference]: Finished difference Result 284 states and 424 transitions. [2022-11-02 20:21:22,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:21:22,186 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:22,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:22,203 INFO L225 Difference]: With dead ends: 284 [2022-11-02 20:21:22,203 INFO L226 Difference]: Without dead ends: 211 [2022-11-02 20:21:22,207 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:21:22,213 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 538 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 538 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:22,214 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [538 Valid, 434 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:22,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2022-11-02 20:21:22,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 107. [2022-11-02 20:21:22,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 106 states have (on average 1.471698113207547) internal successors, (156), 106 states have internal predecessors, (156), 0 states have call successors, (0), 0 states 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 20:21:22,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 156 transitions. [2022-11-02 20:21:22,278 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 156 transitions. Word has length 61 [2022-11-02 20:21:22,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:22,279 INFO L495 AbstractCegarLoop]: Abstraction has 107 states and 156 transitions. [2022-11-02 20:21:22,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:22,280 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 156 transitions. [2022-11-02 20:21:22,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:22,282 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:22,282 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] [2022-11-02 20:21:22,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:21:22,283 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:22,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:22,284 INFO L85 PathProgramCache]: Analyzing trace with hash -354759499, now seen corresponding path program 1 times [2022-11-02 20:21:22,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:22,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850116417] [2022-11-02 20:21:22,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:22,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:22,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:22,915 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 20:21:22,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:22,916 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850116417] [2022-11-02 20:21:22,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850116417] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:22,916 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:22,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:21:22,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071367029] [2022-11-02 20:21:22,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:22,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:21:22,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:22,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:21:22,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:21:22,920 INFO L87 Difference]: Start difference. First operand 107 states and 156 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:23,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:23,192 INFO L93 Difference]: Finished difference Result 394 states and 577 transitions. [2022-11-02 20:21:23,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:21:23,193 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:23,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:23,195 INFO L225 Difference]: With dead ends: 394 [2022-11-02 20:21:23,195 INFO L226 Difference]: Without dead ends: 289 [2022-11-02 20:21:23,196 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:21:23,198 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 559 mSDsluCounter, 244 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 559 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:23,199 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [559 Valid, 378 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:23,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2022-11-02 20:21:23,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 147. [2022-11-02 20:21:23,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 146 states have (on average 1.4657534246575343) internal successors, (214), 146 states have internal predecessors, (214), 0 states have call successors, (0), 0 states 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 20:21:23,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 214 transitions. [2022-11-02 20:21:23,212 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 214 transitions. Word has length 61 [2022-11-02 20:21:23,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:23,213 INFO L495 AbstractCegarLoop]: Abstraction has 147 states and 214 transitions. [2022-11-02 20:21:23,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:23,214 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 214 transitions. [2022-11-02 20:21:23,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:23,215 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:23,216 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] [2022-11-02 20:21:23,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:21:23,216 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:23,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:23,217 INFO L85 PathProgramCache]: Analyzing trace with hash -377391753, now seen corresponding path program 1 times [2022-11-02 20:21:23,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:23,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777426352] [2022-11-02 20:21:23,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:23,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:23,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:23,784 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 20:21:23,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:23,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777426352] [2022-11-02 20:21:23,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777426352] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:23,789 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:23,795 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:21:23,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137030803] [2022-11-02 20:21:23,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:23,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:21:23,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:23,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:21:23,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:21:23,798 INFO L87 Difference]: Start difference. First operand 147 states and 214 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:24,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:24,012 INFO L93 Difference]: Finished difference Result 486 states and 707 transitions. [2022-11-02 20:21:24,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:21:24,012 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:24,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:24,014 INFO L225 Difference]: With dead ends: 486 [2022-11-02 20:21:24,014 INFO L226 Difference]: Without dead ends: 341 [2022-11-02 20:21:24,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:21:24,019 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 498 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 498 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:24,020 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [498 Valid, 332 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:24,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2022-11-02 20:21:24,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 175. [2022-11-02 20:21:24,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 174 states have (on average 1.4482758620689655) internal successors, (252), 174 states have internal predecessors, (252), 0 states have call successors, (0), 0 states 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 20:21:24,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 252 transitions. [2022-11-02 20:21:24,044 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 252 transitions. Word has length 61 [2022-11-02 20:21:24,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:24,044 INFO L495 AbstractCegarLoop]: Abstraction has 175 states and 252 transitions. [2022-11-02 20:21:24,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:24,044 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 252 transitions. [2022-11-02 20:21:24,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:24,046 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:24,047 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] [2022-11-02 20:21:24,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:21:24,047 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:24,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:24,048 INFO L85 PathProgramCache]: Analyzing trace with hash 1671996089, now seen corresponding path program 1 times [2022-11-02 20:21:24,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:24,048 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020524209] [2022-11-02 20:21:24,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:24,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:24,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:24,946 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 20:21:24,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:24,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020524209] [2022-11-02 20:21:24,947 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020524209] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:24,948 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:24,948 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:24,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678147081] [2022-11-02 20:21:24,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:24,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:24,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:24,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:24,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:24,951 INFO L87 Difference]: Start difference. First operand 175 states and 252 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:25,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:25,090 INFO L93 Difference]: Finished difference Result 537 states and 774 transitions. [2022-11-02 20:21:25,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:25,091 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:25,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:25,093 INFO L225 Difference]: With dead ends: 537 [2022-11-02 20:21:25,093 INFO L226 Difference]: Without dead ends: 364 [2022-11-02 20:21:25,094 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:25,097 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 290 mSDsluCounter, 293 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 290 SdHoareTripleChecker+Valid, 401 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:25,100 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [290 Valid, 401 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:25,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2022-11-02 20:21:25,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 195. [2022-11-02 20:21:25,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 194 states have (on average 1.4329896907216495) internal successors, (278), 194 states have internal predecessors, (278), 0 states have call successors, (0), 0 states 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 20:21:25,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 278 transitions. [2022-11-02 20:21:25,112 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 278 transitions. Word has length 61 [2022-11-02 20:21:25,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:25,113 INFO L495 AbstractCegarLoop]: Abstraction has 195 states and 278 transitions. [2022-11-02 20:21:25,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:25,113 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 278 transitions. [2022-11-02 20:21:25,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:25,115 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:25,116 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] [2022-11-02 20:21:25,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 20:21:25,116 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:25,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:25,117 INFO L85 PathProgramCache]: Analyzing trace with hash 1190915831, now seen corresponding path program 1 times [2022-11-02 20:21:25,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:25,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932523207] [2022-11-02 20:21:25,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:25,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:25,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:25,768 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 20:21:25,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:25,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932523207] [2022-11-02 20:21:25,772 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932523207] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:25,772 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:25,772 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:21:25,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117066979] [2022-11-02 20:21:25,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:25,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:21:25,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:25,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:21:25,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:21:25,778 INFO L87 Difference]: Start difference. First operand 195 states and 278 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:25,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:25,995 INFO L93 Difference]: Finished difference Result 661 states and 946 transitions. [2022-11-02 20:21:25,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:21:25,995 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:25,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:25,997 INFO L225 Difference]: With dead ends: 661 [2022-11-02 20:21:25,997 INFO L226 Difference]: Without dead ends: 488 [2022-11-02 20:21:25,998 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:21:25,999 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 482 mSDsluCounter, 223 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 482 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:25,999 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [482 Valid, 360 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:26,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2022-11-02 20:21:26,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 259. [2022-11-02 20:21:26,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 259 states, 258 states have (on average 1.4186046511627908) internal successors, (366), 258 states have internal predecessors, (366), 0 states have call successors, (0), 0 states 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 20:21:26,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 366 transitions. [2022-11-02 20:21:26,027 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 366 transitions. Word has length 61 [2022-11-02 20:21:26,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:26,028 INFO L495 AbstractCegarLoop]: Abstraction has 259 states and 366 transitions. [2022-11-02 20:21:26,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:26,028 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 366 transitions. [2022-11-02 20:21:26,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:26,030 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:26,030 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] [2022-11-02 20:21:26,031 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-02 20:21:26,039 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:26,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:26,040 INFO L85 PathProgramCache]: Analyzing trace with hash 161556533, now seen corresponding path program 1 times [2022-11-02 20:21:26,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:26,040 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893583461] [2022-11-02 20:21:26,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:26,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:26,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:26,596 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 20:21:26,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:26,597 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893583461] [2022-11-02 20:21:26,597 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893583461] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:26,597 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:26,598 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:21:26,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385817148] [2022-11-02 20:21:26,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:26,599 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:21:26,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:26,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:21:26,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:21:26,600 INFO L87 Difference]: Start difference. First operand 259 states and 366 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:26,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:26,822 INFO L93 Difference]: Finished difference Result 801 states and 1138 transitions. [2022-11-02 20:21:26,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:21:26,822 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:26,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:26,825 INFO L225 Difference]: With dead ends: 801 [2022-11-02 20:21:26,825 INFO L226 Difference]: Without dead ends: 564 [2022-11-02 20:21:26,825 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:21:26,826 INFO L413 NwaCegarLoop]: 163 mSDtfsCounter, 510 mSDsluCounter, 223 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 510 SdHoareTripleChecker+Valid, 386 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:26,827 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [510 Valid, 386 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:26,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2022-11-02 20:21:26,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 295. [2022-11-02 20:21:26,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 295 states, 294 states have (on average 1.4149659863945578) internal successors, (416), 294 states have internal predecessors, (416), 0 states have call successors, (0), 0 states 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 20:21:26,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 416 transitions. [2022-11-02 20:21:26,839 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 416 transitions. Word has length 61 [2022-11-02 20:21:26,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:26,839 INFO L495 AbstractCegarLoop]: Abstraction has 295 states and 416 transitions. [2022-11-02 20:21:26,839 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:26,840 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 416 transitions. [2022-11-02 20:21:26,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:26,841 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:26,841 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] [2022-11-02 20:21:26,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-02 20:21:26,842 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:26,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:26,843 INFO L85 PathProgramCache]: Analyzing trace with hash -347916557, now seen corresponding path program 1 times [2022-11-02 20:21:26,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:26,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360156752] [2022-11-02 20:21:26,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:26,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:27,438 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 20:21:27,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:27,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360156752] [2022-11-02 20:21:27,438 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360156752] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:27,439 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:27,439 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:21:27,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158721195] [2022-11-02 20:21:27,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:27,440 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:21:27,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:27,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:21:27,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:21:27,441 INFO L87 Difference]: Start difference. First operand 295 states and 416 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:27,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:27,581 INFO L93 Difference]: Finished difference Result 869 states and 1232 transitions. [2022-11-02 20:21:27,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:21:27,582 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:27,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:27,585 INFO L225 Difference]: With dead ends: 869 [2022-11-02 20:21:27,585 INFO L226 Difference]: Without dead ends: 596 [2022-11-02 20:21:27,586 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:21:27,586 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 587 mSDsluCounter, 200 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 587 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:27,587 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [587 Valid, 383 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:27,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 596 states. [2022-11-02 20:21:27,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 596 to 311. [2022-11-02 20:21:27,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 311 states, 310 states have (on average 1.4129032258064516) internal successors, (438), 310 states have internal predecessors, (438), 0 states have call successors, (0), 0 states 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 20:21:27,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 438 transitions. [2022-11-02 20:21:27,597 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 438 transitions. Word has length 61 [2022-11-02 20:21:27,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:27,598 INFO L495 AbstractCegarLoop]: Abstraction has 311 states and 438 transitions. [2022-11-02 20:21:27,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:27,599 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 438 transitions. [2022-11-02 20:21:27,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:27,599 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:27,600 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] [2022-11-02 20:21:27,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-02 20:21:27,600 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:27,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:27,601 INFO L85 PathProgramCache]: Analyzing trace with hash -1165565007, now seen corresponding path program 1 times [2022-11-02 20:21:27,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:27,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575544644] [2022-11-02 20:21:27,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:27,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:28,064 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 20:21:28,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:28,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575544644] [2022-11-02 20:21:28,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575544644] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:28,065 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:28,065 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:21:28,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423530043] [2022-11-02 20:21:28,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:28,066 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:21:28,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:28,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:21:28,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:21:28,067 INFO L87 Difference]: Start difference. First operand 311 states and 438 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:28,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:28,210 INFO L93 Difference]: Finished difference Result 909 states and 1286 transitions. [2022-11-02 20:21:28,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:21:28,211 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:28,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:28,213 INFO L225 Difference]: With dead ends: 909 [2022-11-02 20:21:28,213 INFO L226 Difference]: Without dead ends: 620 [2022-11-02 20:21:28,214 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:21:28,215 INFO L413 NwaCegarLoop]: 197 mSDtfsCounter, 548 mSDsluCounter, 200 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 548 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:28,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [548 Valid, 397 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:28,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 620 states. [2022-11-02 20:21:28,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 620 to 323. [2022-11-02 20:21:28,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 323 states, 322 states have (on average 1.4099378881987579) internal successors, (454), 322 states have internal predecessors, (454), 0 states have call successors, (0), 0 states 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 20:21:28,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 454 transitions. [2022-11-02 20:21:28,225 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 454 transitions. Word has length 61 [2022-11-02 20:21:28,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:28,225 INFO L495 AbstractCegarLoop]: Abstraction has 323 states and 454 transitions. [2022-11-02 20:21:28,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:28,226 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 454 transitions. [2022-11-02 20:21:28,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:28,227 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:28,227 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] [2022-11-02 20:21:28,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-02 20:21:28,227 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:28,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:28,228 INFO L85 PathProgramCache]: Analyzing trace with hash 2118285039, now seen corresponding path program 1 times [2022-11-02 20:21:28,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:28,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267302069] [2022-11-02 20:21:28,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:28,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:28,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:28,839 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 20:21:28,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:28,839 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267302069] [2022-11-02 20:21:28,840 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267302069] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:28,840 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:28,840 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:21:28,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110748187] [2022-11-02 20:21:28,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:28,841 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:21:28,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:28,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:21:28,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:21:28,842 INFO L87 Difference]: Start difference. First operand 323 states and 454 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:28,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:28,913 INFO L93 Difference]: Finished difference Result 796 states and 1114 transitions. [2022-11-02 20:21:28,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:21:28,914 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:28,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:28,916 INFO L225 Difference]: With dead ends: 796 [2022-11-02 20:21:28,916 INFO L226 Difference]: Without dead ends: 477 [2022-11-02 20:21:28,917 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 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 20:21:28,918 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 188 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:28,918 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 299 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:21:28,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2022-11-02 20:21:28,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 323. [2022-11-02 20:21:28,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 323 states, 322 states have (on average 1.406832298136646) internal successors, (453), 322 states have internal predecessors, (453), 0 states have call successors, (0), 0 states 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 20:21:28,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 453 transitions. [2022-11-02 20:21:28,928 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 453 transitions. Word has length 61 [2022-11-02 20:21:28,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:28,929 INFO L495 AbstractCegarLoop]: Abstraction has 323 states and 453 transitions. [2022-11-02 20:21:28,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:28,929 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 453 transitions. [2022-11-02 20:21:28,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:28,930 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:28,930 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] [2022-11-02 20:21:28,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-02 20:21:28,931 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:28,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:28,932 INFO L85 PathProgramCache]: Analyzing trace with hash -1742953171, now seen corresponding path program 1 times [2022-11-02 20:21:28,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:28,932 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154751851] [2022-11-02 20:21:28,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:28,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:29,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:29,528 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 20:21:29,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:29,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154751851] [2022-11-02 20:21:29,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154751851] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:29,529 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:29,529 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:29,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465544883] [2022-11-02 20:21:29,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:29,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:29,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:29,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:29,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:29,531 INFO L87 Difference]: Start difference. First operand 323 states and 453 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:29,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:29,645 INFO L93 Difference]: Finished difference Result 760 states and 1067 transitions. [2022-11-02 20:21:29,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:29,646 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:29,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:29,648 INFO L225 Difference]: With dead ends: 760 [2022-11-02 20:21:29,648 INFO L226 Difference]: Without dead ends: 451 [2022-11-02 20:21:29,649 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:29,650 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 279 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:29,650 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [279 Valid, 397 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:29,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2022-11-02 20:21:29,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 315. [2022-11-02 20:21:29,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 315 states, 314 states have (on average 1.4076433121019107) internal successors, (442), 314 states have internal predecessors, (442), 0 states have call successors, (0), 0 states 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 20:21:29,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 442 transitions. [2022-11-02 20:21:29,660 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 442 transitions. Word has length 61 [2022-11-02 20:21:29,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:29,660 INFO L495 AbstractCegarLoop]: Abstraction has 315 states and 442 transitions. [2022-11-02 20:21:29,660 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:29,661 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 442 transitions. [2022-11-02 20:21:29,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:29,661 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:29,661 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] [2022-11-02 20:21:29,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-02 20:21:29,662 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:29,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:29,663 INFO L85 PathProgramCache]: Analyzing trace with hash 543301033, now seen corresponding path program 1 times [2022-11-02 20:21:29,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:29,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416516117] [2022-11-02 20:21:29,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:29,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:29,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:30,278 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 20:21:30,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:30,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416516117] [2022-11-02 20:21:30,279 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416516117] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:30,279 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:30,279 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:30,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237437475] [2022-11-02 20:21:30,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:30,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:30,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:30,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:30,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:30,281 INFO L87 Difference]: Start difference. First operand 315 states and 442 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:30,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:30,424 INFO L93 Difference]: Finished difference Result 761 states and 1067 transitions. [2022-11-02 20:21:30,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:30,424 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:30,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:30,427 INFO L225 Difference]: With dead ends: 761 [2022-11-02 20:21:30,427 INFO L226 Difference]: Without dead ends: 454 [2022-11-02 20:21:30,428 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:30,429 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 275 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:30,429 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [275 Valid, 397 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:30,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2022-11-02 20:21:30,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 315. [2022-11-02 20:21:30,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 315 states, 314 states have (on average 1.4044585987261147) internal successors, (441), 314 states have internal predecessors, (441), 0 states have call successors, (0), 0 states 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 20:21:30,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 441 transitions. [2022-11-02 20:21:30,440 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 441 transitions. Word has length 61 [2022-11-02 20:21:30,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:30,442 INFO L495 AbstractCegarLoop]: Abstraction has 315 states and 441 transitions. [2022-11-02 20:21:30,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:30,443 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 441 transitions. [2022-11-02 20:21:30,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:30,443 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:30,444 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] [2022-11-02 20:21:30,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-02 20:21:30,444 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:30,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:30,445 INFO L85 PathProgramCache]: Analyzing trace with hash 1419320039, now seen corresponding path program 1 times [2022-11-02 20:21:30,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:30,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414610591] [2022-11-02 20:21:30,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:30,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:30,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:30,920 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 20:21:30,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:30,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414610591] [2022-11-02 20:21:30,921 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414610591] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:30,921 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:30,921 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:21:30,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761906626] [2022-11-02 20:21:30,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:30,922 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:21:30,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:30,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:21:30,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:21:30,923 INFO L87 Difference]: Start difference. First operand 315 states and 441 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:31,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:31,121 INFO L93 Difference]: Finished difference Result 1117 states and 1569 transitions. [2022-11-02 20:21:31,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:21:31,122 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:31,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:31,125 INFO L225 Difference]: With dead ends: 1117 [2022-11-02 20:21:31,125 INFO L226 Difference]: Without dead ends: 816 [2022-11-02 20:21:31,126 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:21:31,127 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 502 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 502 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:31,127 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [502 Valid, 340 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:31,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 816 states. [2022-11-02 20:21:31,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 816 to 423. [2022-11-02 20:21:31,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 423 states, 422 states have (on average 1.3909952606635072) internal successors, (587), 422 states have internal predecessors, (587), 0 states have call successors, (0), 0 states 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 20:21:31,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 587 transitions. [2022-11-02 20:21:31,145 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 587 transitions. Word has length 61 [2022-11-02 20:21:31,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:31,145 INFO L495 AbstractCegarLoop]: Abstraction has 423 states and 587 transitions. [2022-11-02 20:21:31,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:31,146 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 587 transitions. [2022-11-02 20:21:31,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:31,153 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:31,153 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] [2022-11-02 20:21:31,153 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-02 20:21:31,154 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:31,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:31,154 INFO L85 PathProgramCache]: Analyzing trace with hash 1667466533, now seen corresponding path program 1 times [2022-11-02 20:21:31,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:31,155 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045791577] [2022-11-02 20:21:31,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:31,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:31,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:31,558 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 20:21:31,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:31,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045791577] [2022-11-02 20:21:31,558 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045791577] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:31,559 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:31,559 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:21:31,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245957905] [2022-11-02 20:21:31,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:31,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:21:31,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:31,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:21:31,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:21:31,561 INFO L87 Difference]: Start difference. First operand 423 states and 587 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:31,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:31,694 INFO L93 Difference]: Finished difference Result 1385 states and 1931 transitions. [2022-11-02 20:21:31,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:21:31,695 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:31,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:31,698 INFO L225 Difference]: With dead ends: 1385 [2022-11-02 20:21:31,699 INFO L226 Difference]: Without dead ends: 976 [2022-11-02 20:21:31,699 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:21:31,700 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 531 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 531 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:31,701 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [531 Valid, 364 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:31,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 976 states. [2022-11-02 20:21:31,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 976 to 503. [2022-11-02 20:21:31,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 503 states, 502 states have (on average 1.3844621513944224) internal successors, (695), 502 states have internal predecessors, (695), 0 states have call successors, (0), 0 states 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 20:21:31,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 695 transitions. [2022-11-02 20:21:31,736 INFO L78 Accepts]: Start accepts. Automaton has 503 states and 695 transitions. Word has length 61 [2022-11-02 20:21:31,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:31,736 INFO L495 AbstractCegarLoop]: Abstraction has 503 states and 695 transitions. [2022-11-02 20:21:31,736 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:31,736 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 695 transitions. [2022-11-02 20:21:31,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:31,737 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:31,737 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] [2022-11-02 20:21:31,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-02 20:21:31,738 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:31,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:31,738 INFO L85 PathProgramCache]: Analyzing trace with hash 1942226147, now seen corresponding path program 1 times [2022-11-02 20:21:31,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:31,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204615869] [2022-11-02 20:21:31,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:31,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:31,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:32,355 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 20:21:32,355 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:32,355 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204615869] [2022-11-02 20:21:32,356 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204615869] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:32,356 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:32,356 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:32,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28674391] [2022-11-02 20:21:32,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:32,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:32,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:32,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:32,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:32,358 INFO L87 Difference]: Start difference. First operand 503 states and 695 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:32,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:32,477 INFO L93 Difference]: Finished difference Result 1099 states and 1518 transitions. [2022-11-02 20:21:32,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:32,478 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:32,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:32,481 INFO L225 Difference]: With dead ends: 1099 [2022-11-02 20:21:32,481 INFO L226 Difference]: Without dead ends: 608 [2022-11-02 20:21:32,482 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:32,483 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 265 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:32,483 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 397 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:32,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 608 states. [2022-11-02 20:21:32,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 608 to 501. [2022-11-02 20:21:32,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 501 states, 500 states have (on average 1.384) internal successors, (692), 500 states have internal predecessors, (692), 0 states have call successors, (0), 0 states 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 20:21:32,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 692 transitions. [2022-11-02 20:21:32,499 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 692 transitions. Word has length 61 [2022-11-02 20:21:32,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:32,499 INFO L495 AbstractCegarLoop]: Abstraction has 501 states and 692 transitions. [2022-11-02 20:21:32,500 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:32,500 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 692 transitions. [2022-11-02 20:21:32,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:32,501 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:32,501 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] [2022-11-02 20:21:32,501 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-02 20:21:32,501 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:32,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:32,502 INFO L85 PathProgramCache]: Analyzing trace with hash -791768865, now seen corresponding path program 1 times [2022-11-02 20:21:32,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:32,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238616133] [2022-11-02 20:21:32,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:32,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:32,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:32,961 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 20:21:32,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:32,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238616133] [2022-11-02 20:21:32,962 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238616133] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:32,962 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:32,962 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:21:32,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713062759] [2022-11-02 20:21:32,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:32,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:21:32,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:32,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:21:32,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:21:32,965 INFO L87 Difference]: Start difference. First operand 501 states and 692 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:33,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:33,177 INFO L93 Difference]: Finished difference Result 1319 states and 1824 transitions. [2022-11-02 20:21:33,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:21:33,178 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:33,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:33,181 INFO L225 Difference]: With dead ends: 1319 [2022-11-02 20:21:33,181 INFO L226 Difference]: Without dead ends: 830 [2022-11-02 20:21:33,183 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:21:33,185 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 560 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:33,185 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [560 Valid, 344 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:33,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 830 states. [2022-11-02 20:21:33,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 830 to 501. [2022-11-02 20:21:33,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 501 states, 500 states have (on average 1.368) internal successors, (684), 500 states have internal predecessors, (684), 0 states have call successors, (0), 0 states 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 20:21:33,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 684 transitions. [2022-11-02 20:21:33,200 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 684 transitions. Word has length 61 [2022-11-02 20:21:33,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:33,201 INFO L495 AbstractCegarLoop]: Abstraction has 501 states and 684 transitions. [2022-11-02 20:21:33,201 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:33,201 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 684 transitions. [2022-11-02 20:21:33,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:33,202 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:33,202 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] [2022-11-02 20:21:33,202 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-02 20:21:33,203 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:33,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:33,205 INFO L85 PathProgramCache]: Analyzing trace with hash 2131391133, now seen corresponding path program 1 times [2022-11-02 20:21:33,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:33,205 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608765215] [2022-11-02 20:21:33,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:33,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:33,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:33,669 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 20:21:33,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:33,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608765215] [2022-11-02 20:21:33,672 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608765215] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:33,673 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:33,673 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:21:33,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922875240] [2022-11-02 20:21:33,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:33,674 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:21:33,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:33,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:21:33,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:21:33,675 INFO L87 Difference]: Start difference. First operand 501 states and 684 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:33,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:33,887 INFO L93 Difference]: Finished difference Result 1535 states and 2104 transitions. [2022-11-02 20:21:33,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:21:33,888 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:33,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:33,892 INFO L225 Difference]: With dead ends: 1535 [2022-11-02 20:21:33,892 INFO L226 Difference]: Without dead ends: 1046 [2022-11-02 20:21:33,895 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:21:33,896 INFO L413 NwaCegarLoop]: 176 mSDtfsCounter, 542 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 542 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:33,897 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [542 Valid, 390 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:33,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2022-11-02 20:21:33,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 533. [2022-11-02 20:21:33,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 533 states, 532 states have (on average 1.3646616541353382) internal successors, (726), 532 states have internal predecessors, (726), 0 states have call successors, (0), 0 states 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 20:21:33,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 726 transitions. [2022-11-02 20:21:33,915 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 726 transitions. Word has length 61 [2022-11-02 20:21:33,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:33,915 INFO L495 AbstractCegarLoop]: Abstraction has 533 states and 726 transitions. [2022-11-02 20:21:33,915 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:33,916 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 726 transitions. [2022-11-02 20:21:33,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:33,916 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:33,916 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] [2022-11-02 20:21:33,917 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-02 20:21:33,917 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:33,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:33,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1944721445, now seen corresponding path program 1 times [2022-11-02 20:21:33,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:33,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846317918] [2022-11-02 20:21:33,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:33,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:34,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:34,833 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 20:21:34,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:34,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846317918] [2022-11-02 20:21:34,834 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846317918] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:34,834 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:34,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:21:34,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432804060] [2022-11-02 20:21:34,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:34,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:21:34,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:34,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:21:34,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:21:34,836 INFO L87 Difference]: Start difference. First operand 533 states and 726 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:35,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:35,021 INFO L93 Difference]: Finished difference Result 1161 states and 1582 transitions. [2022-11-02 20:21:35,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:21:35,022 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:35,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:35,024 INFO L225 Difference]: With dead ends: 1161 [2022-11-02 20:21:35,024 INFO L226 Difference]: Without dead ends: 640 [2022-11-02 20:21:35,024 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:21:35,025 INFO L413 NwaCegarLoop]: 165 mSDtfsCounter, 380 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 380 SdHoareTripleChecker+Valid, 532 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:35,025 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [380 Valid, 532 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:35,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 640 states. [2022-11-02 20:21:35,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 640 to 535. [2022-11-02 20:21:35,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 535 states, 534 states have (on average 1.3632958801498127) internal successors, (728), 534 states have internal predecessors, (728), 0 states have call successors, (0), 0 states 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 20:21:35,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 728 transitions. [2022-11-02 20:21:35,050 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 728 transitions. Word has length 61 [2022-11-02 20:21:35,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:35,050 INFO L495 AbstractCegarLoop]: Abstraction has 535 states and 728 transitions. [2022-11-02 20:21:35,051 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:35,051 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 728 transitions. [2022-11-02 20:21:35,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:35,052 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:35,052 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] [2022-11-02 20:21:35,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-02 20:21:35,052 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:35,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:35,053 INFO L85 PathProgramCache]: Analyzing trace with hash 252606039, now seen corresponding path program 1 times [2022-11-02 20:21:35,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:35,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360678082] [2022-11-02 20:21:35,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:35,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:35,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:35,480 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 20:21:35,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:35,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360678082] [2022-11-02 20:21:35,481 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360678082] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:35,481 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:35,481 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:21:35,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244078150] [2022-11-02 20:21:35,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:35,482 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:21:35,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:35,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:21:35,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:21:35,483 INFO L87 Difference]: Start difference. First operand 535 states and 728 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:35,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:35,691 INFO L93 Difference]: Finished difference Result 1381 states and 1879 transitions. [2022-11-02 20:21:35,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:21:35,691 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:35,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:35,694 INFO L225 Difference]: With dead ends: 1381 [2022-11-02 20:21:35,695 INFO L226 Difference]: Without dead ends: 860 [2022-11-02 20:21:35,695 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:21:35,696 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 533 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 533 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:35,696 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [533 Valid, 356 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:35,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 860 states. [2022-11-02 20:21:35,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 860 to 535. [2022-11-02 20:21:35,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 535 states, 534 states have (on average 1.348314606741573) internal successors, (720), 534 states have internal predecessors, (720), 0 states have call successors, (0), 0 states 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 20:21:35,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 720 transitions. [2022-11-02 20:21:35,713 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 720 transitions. Word has length 61 [2022-11-02 20:21:35,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:35,713 INFO L495 AbstractCegarLoop]: Abstraction has 535 states and 720 transitions. [2022-11-02 20:21:35,714 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:35,714 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 720 transitions. [2022-11-02 20:21:35,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:35,714 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:35,715 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:21:35,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-02 20:21:35,715 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:35,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:35,716 INFO L85 PathProgramCache]: Analyzing trace with hash -141760747, now seen corresponding path program 1 times [2022-11-02 20:21:35,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:35,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835882906] [2022-11-02 20:21:35,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:35,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:35,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:36,159 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 20:21:36,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:36,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835882906] [2022-11-02 20:21:36,160 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835882906] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:36,160 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:36,161 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:21:36,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003860945] [2022-11-02 20:21:36,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:36,162 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:21:36,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:36,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:21:36,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:21:36,164 INFO L87 Difference]: Start difference. First operand 535 states and 720 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:36,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:36,380 INFO L93 Difference]: Finished difference Result 1501 states and 2023 transitions. [2022-11-02 20:21:36,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:21:36,381 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:36,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:36,384 INFO L225 Difference]: With dead ends: 1501 [2022-11-02 20:21:36,384 INFO L226 Difference]: Without dead ends: 980 [2022-11-02 20:21:36,385 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:21:36,386 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 552 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 552 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:36,386 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [552 Valid, 380 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:36,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 980 states. [2022-11-02 20:21:36,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 980 to 535. [2022-11-02 20:21:36,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 535 states, 534 states have (on average 1.3408239700374531) internal successors, (716), 534 states have internal predecessors, (716), 0 states have call successors, (0), 0 states 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 20:21:36,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 716 transitions. [2022-11-02 20:21:36,404 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 716 transitions. Word has length 61 [2022-11-02 20:21:36,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:36,404 INFO L495 AbstractCegarLoop]: Abstraction has 535 states and 716 transitions. [2022-11-02 20:21:36,405 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:36,405 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 716 transitions. [2022-11-02 20:21:36,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:36,406 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:36,406 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] [2022-11-02 20:21:36,406 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-02 20:21:36,406 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:36,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:36,407 INFO L85 PathProgramCache]: Analyzing trace with hash -79721133, now seen corresponding path program 1 times [2022-11-02 20:21:36,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:36,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044846609] [2022-11-02 20:21:36,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:36,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:36,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:36,881 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 20:21:36,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:36,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044846609] [2022-11-02 20:21:36,882 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044846609] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:36,882 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:36,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:21:36,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113623026] [2022-11-02 20:21:36,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:36,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:21:36,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:36,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:21:36,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:21:36,885 INFO L87 Difference]: Start difference. First operand 535 states and 716 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:37,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:37,123 INFO L93 Difference]: Finished difference Result 1553 states and 2085 transitions. [2022-11-02 20:21:37,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:21:37,124 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:37,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:37,128 INFO L225 Difference]: With dead ends: 1553 [2022-11-02 20:21:37,128 INFO L226 Difference]: Without dead ends: 1032 [2022-11-02 20:21:37,129 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:21:37,131 INFO L413 NwaCegarLoop]: 174 mSDtfsCounter, 567 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 567 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:37,131 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [567 Valid, 398 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:37,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1032 states. [2022-11-02 20:21:37,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1032 to 535. [2022-11-02 20:21:37,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 535 states, 534 states have (on average 1.3370786516853932) internal successors, (714), 534 states have internal predecessors, (714), 0 states have call successors, (0), 0 states 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 20:21:37,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 714 transitions. [2022-11-02 20:21:37,167 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 714 transitions. Word has length 61 [2022-11-02 20:21:37,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:37,168 INFO L495 AbstractCegarLoop]: Abstraction has 535 states and 714 transitions. [2022-11-02 20:21:37,168 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:37,168 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 714 transitions. [2022-11-02 20:21:37,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:37,169 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:37,169 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] [2022-11-02 20:21:37,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-02 20:21:37,170 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:37,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:37,171 INFO L85 PathProgramCache]: Analyzing trace with hash -2073865839, now seen corresponding path program 1 times [2022-11-02 20:21:37,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:37,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138043727] [2022-11-02 20:21:37,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:37,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:37,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,599 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 20:21:37,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:37,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138043727] [2022-11-02 20:21:37,599 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138043727] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:37,600 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:37,600 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:21:37,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77983127] [2022-11-02 20:21:37,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:37,601 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:21:37,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:37,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:21:37,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:21:37,603 INFO L87 Difference]: Start difference. First operand 535 states and 714 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:37,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:37,780 INFO L93 Difference]: Finished difference Result 1583 states and 2122 transitions. [2022-11-02 20:21:37,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:21:37,781 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:37,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:37,785 INFO L225 Difference]: With dead ends: 1583 [2022-11-02 20:21:37,785 INFO L226 Difference]: Without dead ends: 1062 [2022-11-02 20:21:37,786 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:21:37,787 INFO L413 NwaCegarLoop]: 195 mSDtfsCounter, 550 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 550 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:37,787 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [550 Valid, 398 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:37,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1062 states. [2022-11-02 20:21:37,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1062 to 539. [2022-11-02 20:21:37,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 539 states, 538 states have (on average 1.3364312267657992) internal successors, (719), 538 states have internal predecessors, (719), 0 states have call successors, (0), 0 states 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 20:21:37,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 719 transitions. [2022-11-02 20:21:37,808 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 719 transitions. Word has length 61 [2022-11-02 20:21:37,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:37,808 INFO L495 AbstractCegarLoop]: Abstraction has 539 states and 719 transitions. [2022-11-02 20:21:37,808 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:37,809 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 719 transitions. [2022-11-02 20:21:37,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:37,809 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:37,810 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] [2022-11-02 20:21:37,810 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-02 20:21:37,810 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:37,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:37,811 INFO L85 PathProgramCache]: Analyzing trace with hash 1411754831, now seen corresponding path program 1 times [2022-11-02 20:21:37,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:37,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855616830] [2022-11-02 20:21:37,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:37,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:37,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:21:37,938 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:21:38,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:21:38,112 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:21:38,112 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-02 20:21:38,113 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:21:38,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-02 20:21:38,123 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] [2022-11-02 20:21:38,129 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 20:21:38,298 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-02 20:21:38,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:21:38 BoogieIcfgContainer [2022-11-02 20:21:38,330 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:21:38,331 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:21:38,331 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:21:38,331 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:21:38,332 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:21:19" (3/4) ... [2022-11-02 20:21:38,335 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 20:21:38,335 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:21:38,336 INFO L158 Benchmark]: Toolchain (without parser) took 20145.94ms. Allocated memory was 144.7MB in the beginning and 400.6MB in the end (delta: 255.9MB). Free memory was 112.2MB in the beginning and 301.2MB in the end (delta: -189.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2022-11-02 20:21:38,336 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 96.5MB. Free memory was 51.7MB in the beginning and 51.7MB in the end (delta: 41.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:21:38,337 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.72ms. Allocated memory is still 144.7MB. Free memory was 112.2MB in the beginning and 114.6MB in the end (delta: -2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:21:38,337 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.91ms. Allocated memory is still 144.7MB. Free memory was 114.6MB in the beginning and 110.5MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-02 20:21:38,337 INFO L158 Benchmark]: Boogie Preprocessor took 46.28ms. Allocated memory is still 144.7MB. Free memory was 110.1MB in the beginning and 107.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:21:38,338 INFO L158 Benchmark]: RCFGBuilder took 1011.83ms. Allocated memory is still 144.7MB. Free memory was 107.6MB in the beginning and 109.2MB in the end (delta: -1.5MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2022-11-02 20:21:38,338 INFO L158 Benchmark]: TraceAbstraction took 18538.06ms. Allocated memory was 144.7MB in the beginning and 400.6MB in the end (delta: 255.9MB). Free memory was 108.4MB in the beginning and 302.3MB in the end (delta: -193.9MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. [2022-11-02 20:21:38,338 INFO L158 Benchmark]: Witness Printer took 4.46ms. Allocated memory is still 400.6MB. Free memory was 302.3MB in the beginning and 301.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:21:38,340 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 96.5MB. Free memory was 51.7MB in the beginning and 51.7MB in the end (delta: 41.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.72ms. Allocated memory is still 144.7MB. Free memory was 112.2MB in the beginning and 114.6MB in the end (delta: -2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.91ms. Allocated memory is still 144.7MB. Free memory was 114.6MB in the beginning and 110.5MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.28ms. Allocated memory is still 144.7MB. Free memory was 110.1MB in the beginning and 107.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1011.83ms. Allocated memory is still 144.7MB. Free memory was 107.6MB in the beginning and 109.2MB in the end (delta: -1.5MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. * TraceAbstraction took 18538.06ms. Allocated memory was 144.7MB in the beginning and 400.6MB in the end (delta: 255.9MB). Free memory was 108.4MB in the beginning and 302.3MB in the end (delta: -193.9MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. * Witness Printer took 4.46ms. Allocated memory is still 400.6MB. Free memory was 302.3MB in the beginning and 301.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 294, overapproximation of bitwiseAnd at line 288. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 8); [L29] const SORT_3 msb_SORT_3 = (SORT_3)1 << (8 - 1); [L31] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 20); [L32] const SORT_6 msb_SORT_6 = (SORT_6)1 << (20 - 1); [L34] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 3); [L35] const SORT_9 msb_SORT_9 = (SORT_9)1 << (3 - 1); [L37] const SORT_13 mask_SORT_13 = (SORT_13)-1 >> (sizeof(SORT_13) * 8 - 32); [L38] const SORT_13 msb_SORT_13 = (SORT_13)1 << (32 - 1); [L40] const SORT_90 mask_SORT_90 = (SORT_90)-1 >> (sizeof(SORT_90) * 8 - 4); [L41] const SORT_90 msb_SORT_90 = (SORT_90)1 << (4 - 1); [L43] const SORT_6 var_7 = 196596; [L44] const SORT_6 var_8 = 829275; [L45] const SORT_9 var_10 = 0; [L46] const SORT_13 var_15 = 6; [L47] const SORT_13 var_20 = 5; [L48] const SORT_13 var_25 = 4; [L49] const SORT_13 var_30 = 3; [L50] const SORT_13 var_35 = 2; [L51] const SORT_13 var_40 = 1; [L52] const SORT_13 var_45 = 0; [L53] const SORT_6 var_48 = 1047464; [L54] const SORT_6 var_60 = 1048430; [L55] const SORT_6 var_70 = 1046202; [L56] const SORT_6 var_78 = 692223; [L57] const SORT_6 var_84 = 236898; [L58] const SORT_6 var_88 = 522618; [L59] const SORT_1 var_96 = 1; [L60] const SORT_1 var_107 = 0; [L62] SORT_1 input_2; [L63] SORT_3 input_4; [L64] SORT_1 input_5; [L65] SORT_6 input_18; [L66] SORT_6 input_23; [L67] SORT_6 input_28; [L68] SORT_6 input_33; [L69] SORT_6 input_38; [L70] SORT_6 input_43; [L71] SORT_6 input_50; [L72] SORT_6 input_52; [L73] SORT_6 input_54; [L74] SORT_6 input_56; [L75] SORT_6 input_58; [L76] SORT_6 input_62; [L77] SORT_6 input_64; [L78] SORT_6 input_66; [L79] SORT_6 input_68; [L80] SORT_6 input_72; [L81] SORT_6 input_74; [L82] SORT_6 input_76; [L83] SORT_6 input_80; [L84] SORT_6 input_82; [L85] SORT_6 input_86; [L86] SORT_3 input_100; [L87] SORT_90 input_102; [L88] SORT_90 input_104; [L89] SORT_1 input_113; [L91] SORT_9 state_11 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L92] SORT_1 state_108 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L94] SORT_9 init_12_arg_1 = var_10; [L95] state_11 = init_12_arg_1 [L96] SORT_1 init_109_arg_1 = var_107; [L97] state_108 = init_109_arg_1 VAL [init_109_arg_1=0, init_12_arg_1=0, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_15=6, var_20=5, var_25=4, var_30=3, var_35=2, var_40=1, var_45=0, var_48=1047464, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L100] input_2 = __VERIFIER_nondet_uchar() [L101] input_4 = __VERIFIER_nondet_uchar() [L102] input_5 = __VERIFIER_nondet_uchar() [L103] input_5 = input_5 & mask_SORT_1 [L104] input_18 = __VERIFIER_nondet_uint() [L105] input_23 = __VERIFIER_nondet_uint() [L106] input_28 = __VERIFIER_nondet_uint() [L107] input_33 = __VERIFIER_nondet_uint() [L108] input_38 = __VERIFIER_nondet_uint() [L109] input_43 = __VERIFIER_nondet_uint() [L110] input_50 = __VERIFIER_nondet_uint() [L111] input_52 = __VERIFIER_nondet_uint() [L112] input_54 = __VERIFIER_nondet_uint() [L113] input_56 = __VERIFIER_nondet_uint() [L114] input_58 = __VERIFIER_nondet_uint() [L115] input_62 = __VERIFIER_nondet_uint() [L116] input_64 = __VERIFIER_nondet_uint() [L117] input_66 = __VERIFIER_nondet_uint() [L118] input_68 = __VERIFIER_nondet_uint() [L119] input_72 = __VERIFIER_nondet_uint() [L120] input_74 = __VERIFIER_nondet_uint() [L121] input_76 = __VERIFIER_nondet_uint() [L122] input_80 = __VERIFIER_nondet_uint() [L123] input_82 = __VERIFIER_nondet_uint() [L124] input_86 = __VERIFIER_nondet_uint() [L125] input_100 = __VERIFIER_nondet_uchar() [L126] input_102 = __VERIFIER_nondet_uchar() [L127] input_104 = __VERIFIER_nondet_uchar() [L128] input_113 = __VERIFIER_nondet_uchar() [L131] SORT_9 var_44_arg_0 = state_11; [L132] var_44_arg_0 = var_44_arg_0 & mask_SORT_9 [L133] SORT_13 var_44 = var_44_arg_0; [L134] SORT_13 var_46_arg_0 = var_44; [L135] SORT_13 var_46_arg_1 = var_45; [L136] SORT_1 var_46 = var_46_arg_0 == var_46_arg_1; [L137] SORT_9 var_39_arg_0 = state_11; [L138] var_39_arg_0 = var_39_arg_0 & mask_SORT_9 [L139] SORT_13 var_39 = var_39_arg_0; [L140] SORT_13 var_41_arg_0 = var_39; [L141] SORT_13 var_41_arg_1 = var_40; [L142] SORT_1 var_41 = var_41_arg_0 == var_41_arg_1; [L143] SORT_9 var_34_arg_0 = state_11; [L144] var_34_arg_0 = var_34_arg_0 & mask_SORT_9 [L145] SORT_13 var_34 = var_34_arg_0; [L146] SORT_13 var_36_arg_0 = var_34; [L147] SORT_13 var_36_arg_1 = var_35; [L148] SORT_1 var_36 = var_36_arg_0 == var_36_arg_1; [L149] SORT_9 var_29_arg_0 = state_11; [L150] var_29_arg_0 = var_29_arg_0 & mask_SORT_9 [L151] SORT_13 var_29 = var_29_arg_0; [L152] SORT_13 var_31_arg_0 = var_29; [L153] SORT_13 var_31_arg_1 = var_30; [L154] SORT_1 var_31 = var_31_arg_0 == var_31_arg_1; [L155] SORT_9 var_24_arg_0 = state_11; [L156] var_24_arg_0 = var_24_arg_0 & mask_SORT_9 [L157] SORT_13 var_24 = var_24_arg_0; [L158] SORT_13 var_26_arg_0 = var_24; [L159] SORT_13 var_26_arg_1 = var_25; [L160] SORT_1 var_26 = var_26_arg_0 == var_26_arg_1; [L161] SORT_9 var_19_arg_0 = state_11; [L162] var_19_arg_0 = var_19_arg_0 & mask_SORT_9 [L163] SORT_13 var_19 = var_19_arg_0; [L164] SORT_13 var_21_arg_0 = var_19; [L165] SORT_13 var_21_arg_1 = var_20; [L166] SORT_1 var_21 = var_21_arg_0 == var_21_arg_1; [L167] SORT_9 var_14_arg_0 = state_11; [L168] var_14_arg_0 = var_14_arg_0 & mask_SORT_9 [L169] SORT_13 var_14 = var_14_arg_0; [L170] SORT_13 var_16_arg_0 = var_14; [L171] SORT_13 var_16_arg_1 = var_15; [L172] SORT_1 var_16 = var_16_arg_0 == var_16_arg_1; [L173] SORT_1 var_17_arg_0 = var_16; [L174] SORT_6 var_17_arg_1 = var_8; [L175] SORT_6 var_17_arg_2 = var_7; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_48=1047464, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L176] EXPR var_17_arg_0 ? var_17_arg_1 : var_17_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17_arg_0=0, var_17_arg_0 ? var_17_arg_1 : var_17_arg_2=196596, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_48=1047464, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L176] SORT_6 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L177] SORT_1 var_22_arg_0 = var_21; [L178] SORT_6 var_22_arg_1 = input_18; [L179] SORT_6 var_22_arg_2 = var_17; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_48=1047464, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L180] EXPR var_22_arg_0 ? var_22_arg_1 : var_22_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22_arg_0=0, var_22_arg_0 ? var_22_arg_1 : var_22_arg_2=196596, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_48=1047464, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L180] SORT_6 var_22 = var_22_arg_0 ? var_22_arg_1 : var_22_arg_2; [L181] SORT_1 var_27_arg_0 = var_26; [L182] SORT_6 var_27_arg_1 = input_23; [L183] SORT_6 var_27_arg_2 = var_22; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_48=1047464, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L184] EXPR var_27_arg_0 ? var_27_arg_1 : var_27_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27_arg_0=0, var_27_arg_0 ? var_27_arg_1 : var_27_arg_2=196596, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_48=1047464, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L184] SORT_6 var_27 = var_27_arg_0 ? var_27_arg_1 : var_27_arg_2; [L185] SORT_1 var_32_arg_0 = var_31; [L186] SORT_6 var_32_arg_1 = input_28; [L187] SORT_6 var_32_arg_2 = var_27; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_48=1047464, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L188] EXPR var_32_arg_0 ? var_32_arg_1 : var_32_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32_arg_0=0, var_32_arg_0 ? var_32_arg_1 : var_32_arg_2=196596, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_48=1047464, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L188] SORT_6 var_32 = var_32_arg_0 ? var_32_arg_1 : var_32_arg_2; [L189] SORT_1 var_37_arg_0 = var_36; [L190] SORT_6 var_37_arg_1 = input_33; [L191] SORT_6 var_37_arg_2 = var_32; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_48=1047464, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L192] EXPR var_37_arg_0 ? var_37_arg_1 : var_37_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37_arg_0=0, var_37_arg_0 ? var_37_arg_1 : var_37_arg_2=196596, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_48=1047464, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L192] SORT_6 var_37 = var_37_arg_0 ? var_37_arg_1 : var_37_arg_2; [L193] SORT_1 var_42_arg_0 = var_41; [L194] SORT_6 var_42_arg_1 = input_38; [L195] SORT_6 var_42_arg_2 = var_37; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_48=1047464, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L196] EXPR var_42_arg_0 ? var_42_arg_1 : var_42_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42_arg_0=0, var_42_arg_0 ? var_42_arg_1 : var_42_arg_2=196596, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_48=1047464, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L196] SORT_6 var_42 = var_42_arg_0 ? var_42_arg_1 : var_42_arg_2; [L197] SORT_1 var_47_arg_0 = var_46; [L198] SORT_6 var_47_arg_1 = input_43; [L199] SORT_6 var_47_arg_2 = var_42; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L200] EXPR var_47_arg_0 ? var_47_arg_1 : var_47_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47_arg_0=1, var_47_arg_0 ? var_47_arg_1 : var_47_arg_2=2147483665, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L200] SORT_6 var_47 = var_47_arg_0 ? var_47_arg_1 : var_47_arg_2; [L201] SORT_1 var_49_arg_0 = var_21; [L202] SORT_6 var_49_arg_1 = var_48; [L203] SORT_6 var_49_arg_2 = var_47; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L204] EXPR var_49_arg_0 ? var_49_arg_1 : var_49_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49_arg_0=0, var_49_arg_0 ? var_49_arg_1 : var_49_arg_2=2147483665, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L204] SORT_6 var_49 = var_49_arg_0 ? var_49_arg_1 : var_49_arg_2; [L205] SORT_1 var_51_arg_0 = var_26; [L206] SORT_6 var_51_arg_1 = input_50; [L207] SORT_6 var_51_arg_2 = var_49; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L208] EXPR var_51_arg_0 ? var_51_arg_1 : var_51_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51_arg_0=0, var_51_arg_0 ? var_51_arg_1 : var_51_arg_2=2147483665, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L208] SORT_6 var_51 = var_51_arg_0 ? var_51_arg_1 : var_51_arg_2; [L209] SORT_1 var_53_arg_0 = var_31; [L210] SORT_6 var_53_arg_1 = input_52; [L211] SORT_6 var_53_arg_2 = var_51; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L212] EXPR var_53_arg_0 ? var_53_arg_1 : var_53_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53_arg_0=0, var_53_arg_0 ? var_53_arg_1 : var_53_arg_2=2147483665, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L212] SORT_6 var_53 = var_53_arg_0 ? var_53_arg_1 : var_53_arg_2; [L213] SORT_1 var_55_arg_0 = var_36; [L214] SORT_6 var_55_arg_1 = input_54; [L215] SORT_6 var_55_arg_2 = var_53; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L216] EXPR var_55_arg_0 ? var_55_arg_1 : var_55_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55_arg_0=0, var_55_arg_0 ? var_55_arg_1 : var_55_arg_2=2147483665, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L216] SORT_6 var_55 = var_55_arg_0 ? var_55_arg_1 : var_55_arg_2; [L217] SORT_1 var_57_arg_0 = var_41; [L218] SORT_6 var_57_arg_1 = input_56; [L219] SORT_6 var_57_arg_2 = var_55; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L220] EXPR var_57_arg_0 ? var_57_arg_1 : var_57_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57_arg_0=0, var_57_arg_0 ? var_57_arg_1 : var_57_arg_2=2147483665, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L220] SORT_6 var_57 = var_57_arg_0 ? var_57_arg_1 : var_57_arg_2; [L221] SORT_1 var_59_arg_0 = var_46; [L222] SORT_6 var_59_arg_1 = input_58; [L223] SORT_6 var_59_arg_2 = var_57; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L224] EXPR var_59_arg_0 ? var_59_arg_1 : var_59_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59_arg_0=1, var_59_arg_0 ? var_59_arg_1 : var_59_arg_2=2147483666, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L224] SORT_6 var_59 = var_59_arg_0 ? var_59_arg_1 : var_59_arg_2; [L225] SORT_1 var_61_arg_0 = var_26; [L226] SORT_6 var_61_arg_1 = var_60; [L227] SORT_6 var_61_arg_2 = var_59; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L228] EXPR var_61_arg_0 ? var_61_arg_1 : var_61_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61_arg_0=0, var_61_arg_0 ? var_61_arg_1 : var_61_arg_2=2147483666, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L228] SORT_6 var_61 = var_61_arg_0 ? var_61_arg_1 : var_61_arg_2; [L229] SORT_1 var_63_arg_0 = var_31; [L230] SORT_6 var_63_arg_1 = input_62; [L231] SORT_6 var_63_arg_2 = var_61; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L232] EXPR var_63_arg_0 ? var_63_arg_1 : var_63_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63_arg_0=0, var_63_arg_0 ? var_63_arg_1 : var_63_arg_2=2147483666, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L232] SORT_6 var_63 = var_63_arg_0 ? var_63_arg_1 : var_63_arg_2; [L233] SORT_1 var_65_arg_0 = var_36; [L234] SORT_6 var_65_arg_1 = input_64; [L235] SORT_6 var_65_arg_2 = var_63; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L236] EXPR var_65_arg_0 ? var_65_arg_1 : var_65_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65_arg_0=0, var_65_arg_0 ? var_65_arg_1 : var_65_arg_2=2147483666, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L236] SORT_6 var_65 = var_65_arg_0 ? var_65_arg_1 : var_65_arg_2; [L237] SORT_1 var_67_arg_0 = var_41; [L238] SORT_6 var_67_arg_1 = input_66; [L239] SORT_6 var_67_arg_2 = var_65; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L240] EXPR var_67_arg_0 ? var_67_arg_1 : var_67_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67_arg_0=0, var_67_arg_0 ? var_67_arg_1 : var_67_arg_2=2147483666, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L240] SORT_6 var_67 = var_67_arg_0 ? var_67_arg_1 : var_67_arg_2; [L241] SORT_1 var_69_arg_0 = var_46; [L242] SORT_6 var_69_arg_1 = input_68; [L243] SORT_6 var_69_arg_2 = var_67; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L244] EXPR var_69_arg_0 ? var_69_arg_1 : var_69_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69_arg_0=1, var_69_arg_0 ? var_69_arg_1 : var_69_arg_2=2147483662, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L244] SORT_6 var_69 = var_69_arg_0 ? var_69_arg_1 : var_69_arg_2; [L245] SORT_1 var_71_arg_0 = var_31; [L246] SORT_6 var_71_arg_1 = var_70; [L247] SORT_6 var_71_arg_2 = var_69; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71_arg_0=0, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L248] EXPR var_71_arg_0 ? var_71_arg_1 : var_71_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71_arg_0=0, var_71_arg_0 ? var_71_arg_1 : var_71_arg_2=2147483662, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L248] SORT_6 var_71 = var_71_arg_0 ? var_71_arg_1 : var_71_arg_2; [L249] SORT_1 var_73_arg_0 = var_36; [L250] SORT_6 var_73_arg_1 = input_72; [L251] SORT_6 var_73_arg_2 = var_71; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71=2147483662, var_71_arg_0=0, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_73_arg_0=0, var_73_arg_1=2147483668, var_73_arg_2=2147483662, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L252] EXPR var_73_arg_0 ? var_73_arg_1 : var_73_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71=2147483662, var_71_arg_0=0, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_73_arg_0=0, var_73_arg_0 ? var_73_arg_1 : var_73_arg_2=2147483662, var_73_arg_1=2147483668, var_73_arg_2=2147483662, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L252] SORT_6 var_73 = var_73_arg_0 ? var_73_arg_1 : var_73_arg_2; [L253] SORT_1 var_75_arg_0 = var_41; [L254] SORT_6 var_75_arg_1 = input_74; [L255] SORT_6 var_75_arg_2 = var_73; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71=2147483662, var_71_arg_0=0, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_73=2147483662, var_73_arg_0=0, var_73_arg_1=2147483668, var_73_arg_2=2147483662, var_75_arg_0=0, var_75_arg_1=2147483661, var_75_arg_2=2147483662, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L256] EXPR var_75_arg_0 ? var_75_arg_1 : var_75_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71=2147483662, var_71_arg_0=0, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_73=2147483662, var_73_arg_0=0, var_73_arg_1=2147483668, var_73_arg_2=2147483662, var_75_arg_0=0, var_75_arg_0 ? var_75_arg_1 : var_75_arg_2=2147483662, var_75_arg_1=2147483661, var_75_arg_2=2147483662, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L256] SORT_6 var_75 = var_75_arg_0 ? var_75_arg_1 : var_75_arg_2; [L257] SORT_1 var_77_arg_0 = var_46; [L258] SORT_6 var_77_arg_1 = input_76; [L259] SORT_6 var_77_arg_2 = var_75; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71=2147483662, var_71_arg_0=0, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_73=2147483662, var_73_arg_0=0, var_73_arg_1=2147483668, var_73_arg_2=2147483662, var_75=2147483662, var_75_arg_0=0, var_75_arg_1=2147483661, var_75_arg_2=2147483662, var_77_arg_0=1, var_77_arg_1=2147483667, var_77_arg_2=2147483662, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L260] EXPR var_77_arg_0 ? var_77_arg_1 : var_77_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71=2147483662, var_71_arg_0=0, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_73=2147483662, var_73_arg_0=0, var_73_arg_1=2147483668, var_73_arg_2=2147483662, var_75=2147483662, var_75_arg_0=0, var_75_arg_1=2147483661, var_75_arg_2=2147483662, var_77_arg_0=1, var_77_arg_0 ? var_77_arg_1 : var_77_arg_2=2147483667, var_77_arg_1=2147483667, var_77_arg_2=2147483662, var_78=692223, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L260] SORT_6 var_77 = var_77_arg_0 ? var_77_arg_1 : var_77_arg_2; [L261] SORT_1 var_79_arg_0 = var_36; [L262] SORT_6 var_79_arg_1 = var_78; [L263] SORT_6 var_79_arg_2 = var_77; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71=2147483662, var_71_arg_0=0, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_73=2147483662, var_73_arg_0=0, var_73_arg_1=2147483668, var_73_arg_2=2147483662, var_75=2147483662, var_75_arg_0=0, var_75_arg_1=2147483661, var_75_arg_2=2147483662, var_77=2147483667, var_77_arg_0=1, var_77_arg_1=2147483667, var_77_arg_2=2147483662, var_78=692223, var_79_arg_0=0, var_79_arg_1=692223, var_79_arg_2=2147483667, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L264] EXPR var_79_arg_0 ? var_79_arg_1 : var_79_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71=2147483662, var_71_arg_0=0, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_73=2147483662, var_73_arg_0=0, var_73_arg_1=2147483668, var_73_arg_2=2147483662, var_75=2147483662, var_75_arg_0=0, var_75_arg_1=2147483661, var_75_arg_2=2147483662, var_77=2147483667, var_77_arg_0=1, var_77_arg_1=2147483667, var_77_arg_2=2147483662, var_78=692223, var_79_arg_0=0, var_79_arg_0 ? var_79_arg_1 : var_79_arg_2=2147483667, var_79_arg_1=692223, var_79_arg_2=2147483667, var_8=829275, var_84=236898, var_88=522618, var_96=1] [L264] SORT_6 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L265] SORT_1 var_81_arg_0 = var_41; [L266] SORT_6 var_81_arg_1 = input_80; [L267] SORT_6 var_81_arg_2 = var_79; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71=2147483662, var_71_arg_0=0, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_73=2147483662, var_73_arg_0=0, var_73_arg_1=2147483668, var_73_arg_2=2147483662, var_75=2147483662, var_75_arg_0=0, var_75_arg_1=2147483661, var_75_arg_2=2147483662, var_77=2147483667, var_77_arg_0=1, var_77_arg_1=2147483667, var_77_arg_2=2147483662, var_78=692223, var_79=2147483667, var_79_arg_0=0, var_79_arg_1=692223, var_79_arg_2=2147483667, var_8=829275, var_81_arg_0=0, var_81_arg_1=2147483671, var_81_arg_2=2147483667, var_84=236898, var_88=522618, var_96=1] [L268] EXPR var_81_arg_0 ? var_81_arg_1 : var_81_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71=2147483662, var_71_arg_0=0, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_73=2147483662, var_73_arg_0=0, var_73_arg_1=2147483668, var_73_arg_2=2147483662, var_75=2147483662, var_75_arg_0=0, var_75_arg_1=2147483661, var_75_arg_2=2147483662, var_77=2147483667, var_77_arg_0=1, var_77_arg_1=2147483667, var_77_arg_2=2147483662, var_78=692223, var_79=2147483667, var_79_arg_0=0, var_79_arg_1=692223, var_79_arg_2=2147483667, var_8=829275, var_81_arg_0=0, var_81_arg_0 ? var_81_arg_1 : var_81_arg_2=2147483667, var_81_arg_1=2147483671, var_81_arg_2=2147483667, var_84=236898, var_88=522618, var_96=1] [L268] SORT_6 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L269] SORT_1 var_83_arg_0 = var_46; [L270] SORT_6 var_83_arg_1 = input_82; [L271] SORT_6 var_83_arg_2 = var_81; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71=2147483662, var_71_arg_0=0, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_73=2147483662, var_73_arg_0=0, var_73_arg_1=2147483668, var_73_arg_2=2147483662, var_75=2147483662, var_75_arg_0=0, var_75_arg_1=2147483661, var_75_arg_2=2147483662, var_77=2147483667, var_77_arg_0=1, var_77_arg_1=2147483667, var_77_arg_2=2147483662, var_78=692223, var_79=2147483667, var_79_arg_0=0, var_79_arg_1=692223, var_79_arg_2=2147483667, var_8=829275, var_81=2147483667, var_81_arg_0=0, var_81_arg_1=2147483671, var_81_arg_2=2147483667, var_83_arg_0=1, var_83_arg_1=2147483649, var_83_arg_2=2147483667, var_84=236898, var_88=522618, var_96=1] [L272] EXPR var_83_arg_0 ? var_83_arg_1 : var_83_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71=2147483662, var_71_arg_0=0, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_73=2147483662, var_73_arg_0=0, var_73_arg_1=2147483668, var_73_arg_2=2147483662, var_75=2147483662, var_75_arg_0=0, var_75_arg_1=2147483661, var_75_arg_2=2147483662, var_77=2147483667, var_77_arg_0=1, var_77_arg_1=2147483667, var_77_arg_2=2147483662, var_78=692223, var_79=2147483667, var_79_arg_0=0, var_79_arg_1=692223, var_79_arg_2=2147483667, var_8=829275, var_81=2147483667, var_81_arg_0=0, var_81_arg_1=2147483671, var_81_arg_2=2147483667, var_83_arg_0=1, var_83_arg_0 ? var_83_arg_1 : var_83_arg_2=2147483649, var_83_arg_1=2147483649, var_83_arg_2=2147483667, var_84=236898, var_88=522618, var_96=1] [L272] SORT_6 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L273] SORT_1 var_85_arg_0 = var_41; [L274] SORT_6 var_85_arg_1 = var_84; [L275] SORT_6 var_85_arg_2 = var_83; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71=2147483662, var_71_arg_0=0, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_73=2147483662, var_73_arg_0=0, var_73_arg_1=2147483668, var_73_arg_2=2147483662, var_75=2147483662, var_75_arg_0=0, var_75_arg_1=2147483661, var_75_arg_2=2147483662, var_77=2147483667, var_77_arg_0=1, var_77_arg_1=2147483667, var_77_arg_2=2147483662, var_78=692223, var_79=2147483667, var_79_arg_0=0, var_79_arg_1=692223, var_79_arg_2=2147483667, var_8=829275, var_81=2147483667, var_81_arg_0=0, var_81_arg_1=2147483671, var_81_arg_2=2147483667, var_83=2147483649, var_83_arg_0=1, var_83_arg_1=2147483649, var_83_arg_2=2147483667, var_84=236898, var_85_arg_0=0, var_85_arg_1=236898, var_85_arg_2=2147483649, var_88=522618, var_96=1] [L276] EXPR var_85_arg_0 ? var_85_arg_1 : var_85_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71=2147483662, var_71_arg_0=0, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_73=2147483662, var_73_arg_0=0, var_73_arg_1=2147483668, var_73_arg_2=2147483662, var_75=2147483662, var_75_arg_0=0, var_75_arg_1=2147483661, var_75_arg_2=2147483662, var_77=2147483667, var_77_arg_0=1, var_77_arg_1=2147483667, var_77_arg_2=2147483662, var_78=692223, var_79=2147483667, var_79_arg_0=0, var_79_arg_1=692223, var_79_arg_2=2147483667, var_8=829275, var_81=2147483667, var_81_arg_0=0, var_81_arg_1=2147483671, var_81_arg_2=2147483667, var_83=2147483649, var_83_arg_0=1, var_83_arg_1=2147483649, var_83_arg_2=2147483667, var_84=236898, var_85_arg_0=0, var_85_arg_0 ? var_85_arg_1 : var_85_arg_2=2147483649, var_85_arg_1=236898, var_85_arg_2=2147483649, var_88=522618, var_96=1] [L276] SORT_6 var_85 = var_85_arg_0 ? var_85_arg_1 : var_85_arg_2; [L277] SORT_1 var_87_arg_0 = var_46; [L278] SORT_6 var_87_arg_1 = input_86; [L279] SORT_6 var_87_arg_2 = var_85; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71=2147483662, var_71_arg_0=0, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_73=2147483662, var_73_arg_0=0, var_73_arg_1=2147483668, var_73_arg_2=2147483662, var_75=2147483662, var_75_arg_0=0, var_75_arg_1=2147483661, var_75_arg_2=2147483662, var_77=2147483667, var_77_arg_0=1, var_77_arg_1=2147483667, var_77_arg_2=2147483662, var_78=692223, var_79=2147483667, var_79_arg_0=0, var_79_arg_1=692223, var_79_arg_2=2147483667, var_8=829275, var_81=2147483667, var_81_arg_0=0, var_81_arg_1=2147483671, var_81_arg_2=2147483667, var_83=2147483649, var_83_arg_0=1, var_83_arg_1=2147483649, var_83_arg_2=2147483667, var_84=236898, var_85=2147483649, var_85_arg_0=0, var_85_arg_1=236898, var_85_arg_2=2147483649, var_87_arg_0=1, var_87_arg_1=2147483674, var_87_arg_2=2147483649, var_88=522618, var_96=1] [L280] EXPR var_87_arg_0 ? var_87_arg_1 : var_87_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71=2147483662, var_71_arg_0=0, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_73=2147483662, var_73_arg_0=0, var_73_arg_1=2147483668, var_73_arg_2=2147483662, var_75=2147483662, var_75_arg_0=0, var_75_arg_1=2147483661, var_75_arg_2=2147483662, var_77=2147483667, var_77_arg_0=1, var_77_arg_1=2147483667, var_77_arg_2=2147483662, var_78=692223, var_79=2147483667, var_79_arg_0=0, var_79_arg_1=692223, var_79_arg_2=2147483667, var_8=829275, var_81=2147483667, var_81_arg_0=0, var_81_arg_1=2147483671, var_81_arg_2=2147483667, var_83=2147483649, var_83_arg_0=1, var_83_arg_1=2147483649, var_83_arg_2=2147483667, var_84=236898, var_85=2147483649, var_85_arg_0=0, var_85_arg_1=236898, var_85_arg_2=2147483649, var_87_arg_0=1, var_87_arg_0 ? var_87_arg_1 : var_87_arg_2=2147483674, var_87_arg_1=2147483674, var_87_arg_2=2147483649, var_88=522618, var_96=1] [L280] SORT_6 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L281] SORT_1 var_89_arg_0 = var_46; [L282] SORT_6 var_89_arg_1 = var_88; [L283] SORT_6 var_89_arg_2 = var_87; VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71=2147483662, var_71_arg_0=0, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_73=2147483662, var_73_arg_0=0, var_73_arg_1=2147483668, var_73_arg_2=2147483662, var_75=2147483662, var_75_arg_0=0, var_75_arg_1=2147483661, var_75_arg_2=2147483662, var_77=2147483667, var_77_arg_0=1, var_77_arg_1=2147483667, var_77_arg_2=2147483662, var_78=692223, var_79=2147483667, var_79_arg_0=0, var_79_arg_1=692223, var_79_arg_2=2147483667, var_8=829275, var_81=2147483667, var_81_arg_0=0, var_81_arg_1=2147483671, var_81_arg_2=2147483667, var_83=2147483649, var_83_arg_0=1, var_83_arg_1=2147483649, var_83_arg_2=2147483667, var_84=236898, var_85=2147483649, var_85_arg_0=0, var_85_arg_1=236898, var_85_arg_2=2147483649, var_87=2147483674, var_87_arg_0=1, var_87_arg_1=2147483674, var_87_arg_2=2147483649, var_88=522618, var_89_arg_0=1, var_89_arg_1=522618, var_89_arg_2=2147483674, var_96=1] [L284] EXPR var_89_arg_0 ? var_89_arg_1 : var_89_arg_2 VAL [init_109_arg_1=0, init_12_arg_1=0, input_100=16, input_102=21, input_104=8, input_113=12, input_18=2147483652, input_2=3, input_23=2147483659, input_28=2147483650, input_33=2147483675, input_38=2147483657, input_4=22, input_43=2147483665, input_5=0, input_50=2147483655, input_52=2147483663, input_54=2147483653, input_56=2147483672, input_58=2147483666, input_62=2147483654, input_64=2147483658, input_66=2147483673, input_68=2147483662, input_72=2147483668, input_74=2147483661, input_76=2147483667, input_80=2147483671, input_82=2147483649, input_86=2147483674, mask_SORT_1=1, mask_SORT_13=4294967295, mask_SORT_3=255, mask_SORT_6=4294967295, mask_SORT_9=7, mask_SORT_90=15, msb_SORT_1=1, msb_SORT_13=2147483648, msb_SORT_3=128, msb_SORT_6=524288, msb_SORT_9=4, msb_SORT_90=8, state_108=0, state_11=0, var_10=0, var_107=0, var_14=0, var_14_arg_0=0, var_15=6, var_16=0, var_16_arg_0=0, var_16_arg_1=6, var_17=196596, var_17_arg_0=0, var_17_arg_1=829275, var_17_arg_2=196596, var_19=0, var_19_arg_0=0, var_20=5, var_21=0, var_21_arg_0=0, var_21_arg_1=5, var_22=196596, var_22_arg_0=0, var_22_arg_1=2147483652, var_22_arg_2=196596, var_24=0, var_24_arg_0=0, var_25=4, var_26=0, var_26_arg_0=0, var_26_arg_1=4, var_27=196596, var_27_arg_0=0, var_27_arg_1=2147483659, var_27_arg_2=196596, var_29=0, var_29_arg_0=0, var_30=3, var_31=0, var_31_arg_0=0, var_31_arg_1=3, var_32=196596, var_32_arg_0=0, var_32_arg_1=2147483650, var_32_arg_2=196596, var_34=0, var_34_arg_0=0, var_35=2, var_36=0, var_36_arg_0=0, var_36_arg_1=2, var_37=196596, var_37_arg_0=0, var_37_arg_1=2147483675, var_37_arg_2=196596, var_39=0, var_39_arg_0=0, var_40=1, var_41=0, var_41_arg_0=0, var_41_arg_1=1, var_42=196596, var_42_arg_0=0, var_42_arg_1=2147483657, var_42_arg_2=196596, var_44=0, var_44_arg_0=0, var_45=0, var_46=1, var_46_arg_0=0, var_46_arg_1=0, var_47=2147483665, var_47_arg_0=1, var_47_arg_1=2147483665, var_47_arg_2=196596, var_48=1047464, var_49=2147483665, var_49_arg_0=0, var_49_arg_1=1047464, var_49_arg_2=2147483665, var_51=2147483665, var_51_arg_0=0, var_51_arg_1=2147483655, var_51_arg_2=2147483665, var_53=2147483665, var_53_arg_0=0, var_53_arg_1=2147483663, var_53_arg_2=2147483665, var_55=2147483665, var_55_arg_0=0, var_55_arg_1=2147483653, var_55_arg_2=2147483665, var_57=2147483665, var_57_arg_0=0, var_57_arg_1=2147483672, var_57_arg_2=2147483665, var_59=2147483666, var_59_arg_0=1, var_59_arg_1=2147483666, var_59_arg_2=2147483665, var_60=1048430, var_61=2147483666, var_61_arg_0=0, var_61_arg_1=1048430, var_61_arg_2=2147483666, var_63=2147483666, var_63_arg_0=0, var_63_arg_1=2147483654, var_63_arg_2=2147483666, var_65=2147483666, var_65_arg_0=0, var_65_arg_1=2147483658, var_65_arg_2=2147483666, var_67=2147483666, var_67_arg_0=0, var_67_arg_1=2147483673, var_67_arg_2=2147483666, var_69=2147483662, var_69_arg_0=1, var_69_arg_1=2147483662, var_69_arg_2=2147483666, var_7=196596, var_70=1046202, var_71=2147483662, var_71_arg_0=0, var_71_arg_1=1046202, var_71_arg_2=2147483662, var_73=2147483662, var_73_arg_0=0, var_73_arg_1=2147483668, var_73_arg_2=2147483662, var_75=2147483662, var_75_arg_0=0, var_75_arg_1=2147483661, var_75_arg_2=2147483662, var_77=2147483667, var_77_arg_0=1, var_77_arg_1=2147483667, var_77_arg_2=2147483662, var_78=692223, var_79=2147483667, var_79_arg_0=0, var_79_arg_1=692223, var_79_arg_2=2147483667, var_8=829275, var_81=2147483667, var_81_arg_0=0, var_81_arg_1=2147483671, var_81_arg_2=2147483667, var_83=2147483649, var_83_arg_0=1, var_83_arg_1=2147483649, var_83_arg_2=2147483667, var_84=236898, var_85=2147483649, var_85_arg_0=0, var_85_arg_1=236898, var_85_arg_2=2147483649, var_87=2147483674, var_87_arg_0=1, var_87_arg_1=2147483674, var_87_arg_2=2147483649, var_88=522618, var_89_arg_0=1, var_89_arg_0 ? var_89_arg_1 : var_89_arg_2=522618, var_89_arg_1=522618, var_89_arg_2=2147483674, var_96=1] [L284] SORT_6 var_89 = var_89_arg_0 ? var_89_arg_1 : var_89_arg_2; [L285] SORT_6 var_91_arg_0 = var_89; [L286] SORT_90 var_91 = var_91_arg_0 >> 0; [L287] SORT_90 var_92_arg_0 = var_91; [L288] var_92_arg_0 = var_92_arg_0 & mask_SORT_90 [L289] SORT_13 var_92 = var_92_arg_0; [L290] SORT_13 var_93_arg_0 = var_92; [L291] SORT_13 var_93_arg_1 = var_45; [L292] SORT_1 var_93 = var_93_arg_0 != var_93_arg_1; [L293] SORT_1 var_97_arg_0 = var_93; [L294] SORT_1 var_97 = ~var_97_arg_0; [L295] SORT_1 var_98_arg_0 = var_96; [L296] SORT_1 var_98_arg_1 = var_97; [L297] SORT_1 var_98 = var_98_arg_0 & var_98_arg_1; [L298] var_98 = var_98 & mask_SORT_1 [L299] SORT_1 bad_99_arg_0 = var_98; [L300] CALL __VERIFIER_assert(!(bad_99_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 18.3s, OverallIterations: 22, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9736 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9736 mSDsluCounter, 8063 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5030 mSDsCounter, 26 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 683 IncrementalHoareTripleChecker+Invalid, 709 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26 mSolverCounterUnsat, 3033 mSDtfsCounter, 683 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 209 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=539occurred in iteration=21, InterpolantAutomatonStates: 162, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 21 MinimizatonAttempts, 5800 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 10.7s InterpolantComputationTime, 1342 NumberOfCodeBlocks, 1342 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 1260 ConstructedInterpolants, 0 QuantifiedInterpolants, 4850 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 21 PerfectInterpolantSequences, 0/0 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-02 20:21:38,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/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_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/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 64bit --witnessprinter.graph.data.programhash 71c9ad4d22d8803e8ce68978dcece5a0c38af93fd6faccf6f5517fe451659fc5 --- 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 20:21:40,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:21:40,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:21:41,019 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:21:41,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:21:41,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:21:41,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:21:41,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:21:41,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:21:41,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:21:41,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:21:41,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:21:41,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:21:41,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:21:41,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:21:41,056 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:21:41,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:21:41,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:21:41,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:21:41,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:21:41,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:21:41,073 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:21:41,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:21:41,079 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:21:41,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:21:41,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:21:41,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:21:41,091 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:21:41,092 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:21:41,093 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:21:41,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:21:41,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:21:41,096 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:21:41,097 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:21:41,098 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:21:41,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:21:41,100 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:21:41,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:21:41,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:21:41,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:21:41,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:21:41,104 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-02 20:21:41,164 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:21:41,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:21:41,166 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:21:41,166 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:21:41,167 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:21:41,167 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:21:41,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:21:41,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:21:41,169 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:21:41,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:21:41,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:21:41,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:21:41,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:21:41,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:21:41,172 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 20:21:41,172 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-02 20:21:41,172 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-02 20:21:41,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:21:41,173 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:21:41,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:21:41,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:21:41,174 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:21:41,174 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:21:41,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:21:41,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:21:41,175 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:21:41,175 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:21:41,175 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-02 20:21:41,176 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-02 20:21:41,176 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:21:41,176 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:21:41,176 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:21:41,177 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-02 20:21:41,177 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_106edaee-acbd-49d4-807b-0aadee6add70/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71c9ad4d22d8803e8ce68978dcece5a0c38af93fd6faccf6f5517fe451659fc5 [2022-11-02 20:21:41,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:21:41,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:21:41,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:21:41,544 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:21:41,545 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:21:41,547 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c [2022-11-02 20:21:41,625 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/data/eb6ea6a23/f40d46ff12464771b7ca807c53777fc3/FLAG8f8709499 [2022-11-02 20:21:42,161 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:21:42,162 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c [2022-11-02 20:21:42,177 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/data/eb6ea6a23/f40d46ff12464771b7ca807c53777fc3/FLAG8f8709499 [2022-11-02 20:21:42,583 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/data/eb6ea6a23/f40d46ff12464771b7ca807c53777fc3 [2022-11-02 20:21:42,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:21:42,587 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:21:42,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:21:42,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:21:42,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:21:42,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:21:42" (1/1) ... [2022-11-02 20:21:42,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74d71df5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:42, skipping insertion in model container [2022-11-02 20:21:42,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:21:42" (1/1) ... [2022-11-02 20:21:42,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:21:42,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:21:42,756 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_106edaee-acbd-49d4-807b-0aadee6add70/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c[1107,1120] [2022-11-02 20:21:42,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:21:42,892 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:21:42,904 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_106edaee-acbd-49d4-807b-0aadee6add70/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c[1107,1120] [2022-11-02 20:21:42,971 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:21:42,998 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:21:43,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:43 WrapperNode [2022-11-02 20:21:43,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:21:43,003 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:21:43,004 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:21:43,004 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:21:43,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:43" (1/1) ... [2022-11-02 20:21:43,036 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:43" (1/1) ... [2022-11-02 20:21:43,099 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 458 [2022-11-02 20:21:43,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:21:43,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:21:43,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:21:43,102 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:21:43,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:43" (1/1) ... [2022-11-02 20:21:43,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:43" (1/1) ... [2022-11-02 20:21:43,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:43" (1/1) ... [2022-11-02 20:21:43,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:43" (1/1) ... [2022-11-02 20:21:43,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:43" (1/1) ... [2022-11-02 20:21:43,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:43" (1/1) ... [2022-11-02 20:21:43,172 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:43" (1/1) ... [2022-11-02 20:21:43,175 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:43" (1/1) ... [2022-11-02 20:21:43,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:21:43,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:21:43,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:21:43,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:21:43,196 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:43" (1/1) ... [2022-11-02 20:21:43,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:21:43,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:21:43,232 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:21:43,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:21:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:21:43,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:21:43,434 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:21:43,436 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:21:44,075 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:21:44,084 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:21:44,092 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 20:21:44,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:21:44 BoogieIcfgContainer [2022-11-02 20:21:44,095 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:21:44,097 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:21:44,097 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:21:44,101 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:21:44,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:21:42" (1/3) ... [2022-11-02 20:21:44,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e87b001 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:21:44, skipping insertion in model container [2022-11-02 20:21:44,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:43" (2/3) ... [2022-11-02 20:21:44,105 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e87b001 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:21:44, skipping insertion in model container [2022-11-02 20:21:44,105 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:21:44" (3/3) ... [2022-11-02 20:21:44,106 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.h_b08.c [2022-11-02 20:21:44,127 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:21:44,127 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:21:44,209 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:21:44,216 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;@6d29dc07, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:21:44,222 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:21:44,227 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 73 states have (on average 1.4931506849315068) internal successors, (109), 74 states have internal predecessors, (109), 0 states have call successors, (0), 0 states 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 20:21:44,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:44,238 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:44,239 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] [2022-11-02 20:21:44,240 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:44,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:44,249 INFO L85 PathProgramCache]: Analyzing trace with hash -96594061, now seen corresponding path program 1 times [2022-11-02 20:21:44,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:44,270 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1973299544] [2022-11-02 20:21:44,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:44,271 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:44,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:44,275 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:44,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-02 20:21:44,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:44,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:21:44,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:44,729 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 20:21:44,730 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:44,730 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:44,731 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1973299544] [2022-11-02 20:21:44,731 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1973299544] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:44,732 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:44,732 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:21:44,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206896170] [2022-11-02 20:21:44,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:44,740 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:21:44,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:44,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:21:44,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:21:44,775 INFO L87 Difference]: Start difference. First operand has 75 states, 73 states have (on average 1.4931506849315068) internal successors, (109), 74 states have internal predecessors, (109), 0 states have call successors, (0), 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 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:44,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:44,886 INFO L93 Difference]: Finished difference Result 281 states and 419 transitions. [2022-11-02 20:21:44,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:21:44,889 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:44,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:44,901 INFO L225 Difference]: With dead ends: 281 [2022-11-02 20:21:44,902 INFO L226 Difference]: Without dead ends: 208 [2022-11-02 20:21:44,905 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 58 SyntacticMatches, 0 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 20:21:44,909 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 296 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 296 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:44,910 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [296 Valid, 395 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:21:44,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2022-11-02 20:21:44,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 73. [2022-11-02 20:21:44,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.4583333333333333) internal successors, (105), 72 states have internal predecessors, (105), 0 states have call successors, (0), 0 states 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 20:21:44,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 105 transitions. [2022-11-02 20:21:44,964 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 105 transitions. Word has length 61 [2022-11-02 20:21:44,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:44,964 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 105 transitions. [2022-11-02 20:21:44,965 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:44,965 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 105 transitions. [2022-11-02 20:21:44,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:44,967 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:44,967 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] [2022-11-02 20:21:44,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:45,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:45,170 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:45,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:45,171 INFO L85 PathProgramCache]: Analyzing trace with hash 337135025, now seen corresponding path program 1 times [2022-11-02 20:21:45,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:45,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [127940550] [2022-11-02 20:21:45,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:45,173 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:45,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:45,174 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:45,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-02 20:21:45,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:45,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:21:45,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:45,673 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 20:21:45,674 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:45,674 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:45,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [127940550] [2022-11-02 20:21:45,675 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [127940550] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:45,675 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:45,675 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:45,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456732118] [2022-11-02 20:21:45,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:45,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:45,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:45,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:45,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:45,679 INFO L87 Difference]: Start difference. First operand 73 states and 105 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:45,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:45,798 INFO L93 Difference]: Finished difference Result 278 states and 404 transitions. [2022-11-02 20:21:45,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:45,799 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:45,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:45,802 INFO L225 Difference]: With dead ends: 278 [2022-11-02 20:21:45,802 INFO L226 Difference]: Without dead ends: 209 [2022-11-02 20:21:45,803 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:45,804 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 390 mSDsluCounter, 483 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 390 SdHoareTripleChecker+Valid, 584 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:45,805 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [390 Valid, 584 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:45,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-11-02 20:21:45,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 75. [2022-11-02 20:21:45,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.445945945945946) internal successors, (107), 74 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:21:45,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 107 transitions. [2022-11-02 20:21:45,817 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 107 transitions. Word has length 61 [2022-11-02 20:21:45,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:45,818 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 107 transitions. [2022-11-02 20:21:45,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:45,818 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2022-11-02 20:21:45,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:45,820 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:45,820 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] [2022-11-02 20:21:45,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:46,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:46,034 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:46,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:46,035 INFO L85 PathProgramCache]: Analyzing trace with hash 377809775, now seen corresponding path program 1 times [2022-11-02 20:21:46,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:46,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [595895062] [2022-11-02 20:21:46,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:46,036 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:46,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:46,042 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:46,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-02 20:21:46,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:46,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:21:46,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:46,352 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 20:21:46,353 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:46,353 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:46,353 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [595895062] [2022-11-02 20:21:46,354 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [595895062] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:46,354 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:46,354 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:46,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40224095] [2022-11-02 20:21:46,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:46,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:46,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:46,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:46,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:46,357 INFO L87 Difference]: Start difference. First operand 75 states and 107 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:46,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:46,466 INFO L93 Difference]: Finished difference Result 278 states and 403 transitions. [2022-11-02 20:21:46,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:46,467 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:46,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:46,468 INFO L225 Difference]: With dead ends: 278 [2022-11-02 20:21:46,469 INFO L226 Difference]: Without dead ends: 209 [2022-11-02 20:21:46,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:46,471 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 383 mSDsluCounter, 475 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 577 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:46,472 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [383 Valid, 577 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:46,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-11-02 20:21:46,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 77. [2022-11-02 20:21:46,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 76 states have (on average 1.4342105263157894) internal successors, (109), 76 states have internal predecessors, (109), 0 states have call successors, (0), 0 states 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 20:21:46,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 109 transitions. [2022-11-02 20:21:46,482 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 109 transitions. Word has length 61 [2022-11-02 20:21:46,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:46,482 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 109 transitions. [2022-11-02 20:21:46,483 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:46,483 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2022-11-02 20:21:46,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:46,484 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:46,484 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] [2022-11-02 20:21:46,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:46,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:46,699 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:46,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:46,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1253828781, now seen corresponding path program 1 times [2022-11-02 20:21:46,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:46,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1204922881] [2022-11-02 20:21:46,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:46,701 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:46,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:46,703 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:46,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-02 20:21:46,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:46,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:21:46,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:47,048 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 20:21:47,054 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:47,055 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:47,057 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1204922881] [2022-11-02 20:21:47,057 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1204922881] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:47,059 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:47,060 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:47,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441040796] [2022-11-02 20:21:47,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:47,061 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:47,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:47,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:47,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:47,064 INFO L87 Difference]: Start difference. First operand 77 states and 109 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:47,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:47,197 INFO L93 Difference]: Finished difference Result 278 states and 402 transitions. [2022-11-02 20:21:47,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:47,198 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:47,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:47,200 INFO L225 Difference]: With dead ends: 278 [2022-11-02 20:21:47,200 INFO L226 Difference]: Without dead ends: 209 [2022-11-02 20:21:47,201 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:47,202 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 376 mSDsluCounter, 467 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 376 SdHoareTripleChecker+Valid, 570 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:47,203 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [376 Valid, 570 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:47,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-11-02 20:21:47,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 79. [2022-11-02 20:21:47,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 78 states have (on average 1.4230769230769231) internal successors, (111), 78 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:21:47,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 111 transitions. [2022-11-02 20:21:47,212 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 111 transitions. Word has length 61 [2022-11-02 20:21:47,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:47,212 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 111 transitions. [2022-11-02 20:21:47,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:47,213 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 111 transitions. [2022-11-02 20:21:47,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:47,215 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:47,215 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] [2022-11-02 20:21:47,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:47,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:47,431 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:47,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:47,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1502798485, now seen corresponding path program 1 times [2022-11-02 20:21:47,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:47,433 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1926285404] [2022-11-02 20:21:47,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:47,434 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:47,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:47,435 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:47,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-02 20:21:47,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:47,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:21:47,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:47,733 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 20:21:47,733 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:47,733 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:47,734 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1926285404] [2022-11-02 20:21:47,734 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1926285404] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:47,734 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:47,735 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:47,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868890839] [2022-11-02 20:21:47,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:47,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:47,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:47,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:47,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:47,737 INFO L87 Difference]: Start difference. First operand 79 states and 111 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:47,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:47,850 INFO L93 Difference]: Finished difference Result 278 states and 401 transitions. [2022-11-02 20:21:47,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:47,851 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:47,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:47,852 INFO L225 Difference]: With dead ends: 278 [2022-11-02 20:21:47,852 INFO L226 Difference]: Without dead ends: 209 [2022-11-02 20:21:47,853 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:47,854 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 369 mSDsluCounter, 459 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 369 SdHoareTripleChecker+Valid, 563 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:47,854 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [369 Valid, 563 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:47,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-11-02 20:21:47,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 81. [2022-11-02 20:21:47,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 80 states have (on average 1.4125) internal successors, (113), 80 states have internal predecessors, (113), 0 states have call successors, (0), 0 states 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 20:21:47,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 113 transitions. [2022-11-02 20:21:47,861 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 113 transitions. Word has length 61 [2022-11-02 20:21:47,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:47,862 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 113 transitions. [2022-11-02 20:21:47,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:47,862 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 113 transitions. [2022-11-02 20:21:47,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:47,864 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:47,864 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] [2022-11-02 20:21:47,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:48,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:48,083 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:48,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:48,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1983878743, now seen corresponding path program 1 times [2022-11-02 20:21:48,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:48,084 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [125098219] [2022-11-02 20:21:48,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:48,085 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:48,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:48,087 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:48,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-02 20:21:48,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:48,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:21:48,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:48,389 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 20:21:48,389 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:48,390 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:48,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [125098219] [2022-11-02 20:21:48,390 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [125098219] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:48,390 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:48,391 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:48,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483785098] [2022-11-02 20:21:48,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:48,392 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:48,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:48,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:48,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:48,393 INFO L87 Difference]: Start difference. First operand 81 states and 113 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:48,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:48,510 INFO L93 Difference]: Finished difference Result 278 states and 400 transitions. [2022-11-02 20:21:48,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:48,511 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:48,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:48,517 INFO L225 Difference]: With dead ends: 278 [2022-11-02 20:21:48,518 INFO L226 Difference]: Without dead ends: 209 [2022-11-02 20:21:48,518 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:48,519 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 362 mSDsluCounter, 451 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 362 SdHoareTripleChecker+Valid, 556 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:48,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [362 Valid, 556 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:48,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-11-02 20:21:48,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 83. [2022-11-02 20:21:48,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.4024390243902438) internal successors, (115), 82 states have internal predecessors, (115), 0 states have call successors, (0), 0 states 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 20:21:48,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 115 transitions. [2022-11-02 20:21:48,537 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 115 transitions. Word has length 61 [2022-11-02 20:21:48,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:48,539 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 115 transitions. [2022-11-02 20:21:48,540 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:48,540 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 115 transitions. [2022-11-02 20:21:48,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:48,543 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:48,543 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] [2022-11-02 20:21:48,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:48,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:48,760 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:48,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:48,761 INFO L85 PathProgramCache]: Analyzing trace with hash -44716697, now seen corresponding path program 1 times [2022-11-02 20:21:48,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:48,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1197393044] [2022-11-02 20:21:48,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:48,762 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:48,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:48,766 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:48,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-11-02 20:21:48,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:48,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:21:48,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:49,047 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 20:21:49,047 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:49,047 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:49,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1197393044] [2022-11-02 20:21:49,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1197393044] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:49,048 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:49,048 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:49,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601346319] [2022-11-02 20:21:49,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:49,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:49,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:49,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:49,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:49,051 INFO L87 Difference]: Start difference. First operand 83 states and 115 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:49,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:49,150 INFO L93 Difference]: Finished difference Result 278 states and 399 transitions. [2022-11-02 20:21:49,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:49,151 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:49,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:49,152 INFO L225 Difference]: With dead ends: 278 [2022-11-02 20:21:49,152 INFO L226 Difference]: Without dead ends: 209 [2022-11-02 20:21:49,153 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:49,154 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 345 mSDsluCounter, 439 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 345 SdHoareTripleChecker+Valid, 555 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:49,154 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [345 Valid, 555 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:49,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-11-02 20:21:49,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 89. [2022-11-02 20:21:49,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 88 states have (on average 1.3977272727272727) internal successors, (123), 88 states have internal predecessors, (123), 0 states have call successors, (0), 0 states 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 20:21:49,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 123 transitions. [2022-11-02 20:21:49,171 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 123 transitions. Word has length 61 [2022-11-02 20:21:49,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:49,172 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 123 transitions. [2022-11-02 20:21:49,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:49,173 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 123 transitions. [2022-11-02 20:21:49,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:49,174 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:49,180 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] [2022-11-02 20:21:49,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:49,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:49,396 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:49,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:49,397 INFO L85 PathProgramCache]: Analyzing trace with hash 203429797, now seen corresponding path program 1 times [2022-11-02 20:21:49,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:49,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1878219071] [2022-11-02 20:21:49,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:49,398 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:49,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:49,399 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:49,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-11-02 20:21:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:49,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:21:49,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:49,714 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 20:21:49,714 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:49,715 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:49,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1878219071] [2022-11-02 20:21:49,715 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1878219071] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:49,715 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:49,716 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:49,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679828977] [2022-11-02 20:21:49,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:49,717 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:49,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:49,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:49,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:49,719 INFO L87 Difference]: Start difference. First operand 89 states and 123 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:49,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:49,837 INFO L93 Difference]: Finished difference Result 278 states and 398 transitions. [2022-11-02 20:21:49,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:49,840 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:49,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:49,841 INFO L225 Difference]: With dead ends: 278 [2022-11-02 20:21:49,841 INFO L226 Difference]: Without dead ends: 209 [2022-11-02 20:21:49,842 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:49,843 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 338 mSDsluCounter, 431 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 548 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:49,843 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 548 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:49,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-11-02 20:21:49,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 91. [2022-11-02 20:21:49,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 90 states have (on average 1.3888888888888888) internal successors, (125), 90 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:21:49,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 125 transitions. [2022-11-02 20:21:49,856 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 125 transitions. Word has length 61 [2022-11-02 20:21:49,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:49,857 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 125 transitions. [2022-11-02 20:21:49,857 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:49,857 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2022-11-02 20:21:49,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:49,858 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:49,858 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] [2022-11-02 20:21:49,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:50,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:50,059 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:50,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:50,060 INFO L85 PathProgramCache]: Analyzing trace with hash -1168377501, now seen corresponding path program 1 times [2022-11-02 20:21:50,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:50,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2019960728] [2022-11-02 20:21:50,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:50,061 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:50,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:50,062 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:50,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-11-02 20:21:50,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:50,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:21:50,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:50,362 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 20:21:50,362 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:50,362 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:50,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2019960728] [2022-11-02 20:21:50,363 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2019960728] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:50,363 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:50,363 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:50,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612252677] [2022-11-02 20:21:50,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:50,364 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:50,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:50,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:50,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:50,366 INFO L87 Difference]: Start difference. First operand 91 states and 125 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:50,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:50,478 INFO L93 Difference]: Finished difference Result 278 states and 397 transitions. [2022-11-02 20:21:50,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:50,478 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:50,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:50,480 INFO L225 Difference]: With dead ends: 278 [2022-11-02 20:21:50,480 INFO L226 Difference]: Without dead ends: 209 [2022-11-02 20:21:50,480 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:50,481 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 331 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 541 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:50,481 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [331 Valid, 541 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:50,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-11-02 20:21:50,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 93. [2022-11-02 20:21:50,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 92 states have (on average 1.3804347826086956) internal successors, (127), 92 states have internal predecessors, (127), 0 states have call successors, (0), 0 states 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 20:21:50,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 127 transitions. [2022-11-02 20:21:50,486 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 127 transitions. Word has length 61 [2022-11-02 20:21:50,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:50,487 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 127 transitions. [2022-11-02 20:21:50,487 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:50,487 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 127 transitions. [2022-11-02 20:21:50,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:50,488 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:50,488 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] [2022-11-02 20:21:50,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:50,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:50,706 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:50,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:50,707 INFO L85 PathProgramCache]: Analyzing trace with hash 2097230497, now seen corresponding path program 1 times [2022-11-02 20:21:50,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:50,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1472698194] [2022-11-02 20:21:50,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:50,708 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:50,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:50,711 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:50,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-11-02 20:21:50,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:50,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:21:50,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:51,021 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 20:21:51,022 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:51,030 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:51,030 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1472698194] [2022-11-02 20:21:51,031 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1472698194] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:51,031 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:51,031 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:51,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051036915] [2022-11-02 20:21:51,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:51,032 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:51,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:51,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:51,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:51,036 INFO L87 Difference]: Start difference. First operand 93 states and 127 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:51,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:51,156 INFO L93 Difference]: Finished difference Result 278 states and 396 transitions. [2022-11-02 20:21:51,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:51,156 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:51,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:51,158 INFO L225 Difference]: With dead ends: 278 [2022-11-02 20:21:51,158 INFO L226 Difference]: Without dead ends: 209 [2022-11-02 20:21:51,158 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:51,159 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 324 mSDsluCounter, 415 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 324 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:51,160 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [324 Valid, 534 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:51,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-11-02 20:21:51,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 95. [2022-11-02 20:21:51,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 94 states have (on average 1.372340425531915) internal successors, (129), 94 states have internal predecessors, (129), 0 states have call successors, (0), 0 states 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 20:21:51,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 129 transitions. [2022-11-02 20:21:51,166 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 129 transitions. Word has length 61 [2022-11-02 20:21:51,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:51,167 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 129 transitions. [2022-11-02 20:21:51,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:51,167 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 129 transitions. [2022-11-02 20:21:51,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:51,173 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:51,173 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] [2022-11-02 20:21:51,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:51,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:51,389 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:51,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:51,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1702863711, now seen corresponding path program 1 times [2022-11-02 20:21:51,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:51,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [652993770] [2022-11-02 20:21:51,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:51,390 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:51,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:51,392 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:51,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-11-02 20:21:51,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:51,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:21:51,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:51,690 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 20:21:51,690 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:51,691 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:51,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [652993770] [2022-11-02 20:21:51,691 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [652993770] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:51,691 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:51,692 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:51,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331795491] [2022-11-02 20:21:51,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:51,693 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:51,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:51,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:51,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:51,694 INFO L87 Difference]: Start difference. First operand 95 states and 129 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:51,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:51,791 INFO L93 Difference]: Finished difference Result 278 states and 395 transitions. [2022-11-02 20:21:51,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:51,792 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:51,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:51,793 INFO L225 Difference]: With dead ends: 278 [2022-11-02 20:21:51,793 INFO L226 Difference]: Without dead ends: 209 [2022-11-02 20:21:51,794 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:51,794 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 312 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 312 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:51,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [312 Valid, 536 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:51,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-11-02 20:21:51,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 99. [2022-11-02 20:21:51,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.3673469387755102) internal successors, (134), 98 states have internal predecessors, (134), 0 states have call successors, (0), 0 states 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 20:21:51,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 134 transitions. [2022-11-02 20:21:51,800 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 134 transitions. Word has length 61 [2022-11-02 20:21:51,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:51,800 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 134 transitions. [2022-11-02 20:21:51,800 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:51,801 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 134 transitions. [2022-11-02 20:21:51,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:51,801 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:51,801 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] [2022-11-02 20:21:51,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:52,016 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:52,017 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:52,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:52,017 INFO L85 PathProgramCache]: Analyzing trace with hash 1977623325, now seen corresponding path program 1 times [2022-11-02 20:21:52,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:52,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [186766491] [2022-11-02 20:21:52,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:52,018 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:52,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:52,019 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:52,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-11-02 20:21:52,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:52,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:21:52,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:52,337 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 20:21:52,337 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:52,337 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:52,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [186766491] [2022-11-02 20:21:52,338 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [186766491] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:52,338 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:52,338 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:52,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112438417] [2022-11-02 20:21:52,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:52,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:52,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:52,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:52,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:52,340 INFO L87 Difference]: Start difference. First operand 99 states and 134 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:52,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:52,451 INFO L93 Difference]: Finished difference Result 278 states and 394 transitions. [2022-11-02 20:21:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:52,452 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:52,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:52,454 INFO L225 Difference]: With dead ends: 278 [2022-11-02 20:21:52,454 INFO L226 Difference]: Without dead ends: 209 [2022-11-02 20:21:52,454 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:52,455 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 300 mSDsluCounter, 393 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:52,455 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [300 Valid, 523 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:52,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-11-02 20:21:52,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 103. [2022-11-02 20:21:52,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 102 states have (on average 1.3627450980392157) internal successors, (139), 102 states have internal predecessors, (139), 0 states have call successors, (0), 0 states 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 20:21:52,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 139 transitions. [2022-11-02 20:21:52,460 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 139 transitions. Word has length 61 [2022-11-02 20:21:52,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:52,460 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 139 transitions. [2022-11-02 20:21:52,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:52,460 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 139 transitions. [2022-11-02 20:21:52,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:52,461 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:52,461 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] [2022-11-02 20:21:52,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:52,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:52,662 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:52,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:52,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1468150235, now seen corresponding path program 1 times [2022-11-02 20:21:52,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:52,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1079643283] [2022-11-02 20:21:52,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:52,663 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:52,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:52,665 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:52,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2022-11-02 20:21:52,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:52,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:21:52,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:52,954 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 20:21:52,954 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:52,955 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:52,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1079643283] [2022-11-02 20:21:52,955 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1079643283] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:52,955 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:52,955 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:52,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999763791] [2022-11-02 20:21:52,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:52,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:52,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:52,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:52,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:52,958 INFO L87 Difference]: Start difference. First operand 103 states and 139 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:53,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:53,069 INFO L93 Difference]: Finished difference Result 278 states and 393 transitions. [2022-11-02 20:21:53,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:53,070 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:53,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:53,071 INFO L225 Difference]: With dead ends: 278 [2022-11-02 20:21:53,071 INFO L226 Difference]: Without dead ends: 209 [2022-11-02 20:21:53,072 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:53,072 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 293 mSDsluCounter, 385 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 293 SdHoareTripleChecker+Valid, 516 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:53,073 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [293 Valid, 516 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:53,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-11-02 20:21:53,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 105. [2022-11-02 20:21:53,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 104 states have (on average 1.3557692307692308) internal successors, (141), 104 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 20:21:53,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 141 transitions. [2022-11-02 20:21:53,077 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 141 transitions. Word has length 61 [2022-11-02 20:21:53,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:53,077 INFO L495 AbstractCegarLoop]: Abstraction has 105 states and 141 transitions. [2022-11-02 20:21:53,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:53,077 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 141 transitions. [2022-11-02 20:21:53,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:53,078 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:53,079 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] [2022-11-02 20:21:53,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:53,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:53,294 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:53,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:53,294 INFO L85 PathProgramCache]: Analyzing trace with hash 1530189849, now seen corresponding path program 1 times [2022-11-02 20:21:53,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:53,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2037876102] [2022-11-02 20:21:53,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:53,295 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:53,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:53,296 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:53,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2022-11-02 20:21:53,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:53,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:21:53,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:53,570 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 20:21:53,570 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:53,570 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:53,571 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2037876102] [2022-11-02 20:21:53,571 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2037876102] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:53,571 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:53,571 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:53,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925640129] [2022-11-02 20:21:53,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:53,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:53,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:53,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:53,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:53,573 INFO L87 Difference]: Start difference. First operand 105 states and 141 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:53,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:53,671 INFO L93 Difference]: Finished difference Result 278 states and 392 transitions. [2022-11-02 20:21:53,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:53,672 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:53,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:53,673 INFO L225 Difference]: With dead ends: 278 [2022-11-02 20:21:53,673 INFO L226 Difference]: Without dead ends: 209 [2022-11-02 20:21:53,674 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:53,674 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 281 mSDsluCounter, 377 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 515 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:53,675 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 515 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:53,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-11-02 20:21:53,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 109. [2022-11-02 20:21:53,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 108 states have (on average 1.3518518518518519) internal successors, (146), 108 states have internal predecessors, (146), 0 states have call successors, (0), 0 states 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 20:21:53,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 146 transitions. [2022-11-02 20:21:53,680 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 146 transitions. Word has length 61 [2022-11-02 20:21:53,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:53,680 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 146 transitions. [2022-11-02 20:21:53,681 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:53,681 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 146 transitions. [2022-11-02 20:21:53,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:53,682 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:53,682 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] [2022-11-02 20:21:53,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (15)] Ended with exit code 0 [2022-11-02 20:21:53,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:53,899 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:53,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:53,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1749044567, now seen corresponding path program 1 times [2022-11-02 20:21:53,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:53,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1886355804] [2022-11-02 20:21:53,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:53,901 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:53,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:53,902 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:53,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2022-11-02 20:21:54,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:54,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:21:54,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:54,245 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 20:21:54,245 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:54,245 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:54,245 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1886355804] [2022-11-02 20:21:54,246 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1886355804] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:54,246 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:54,246 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:54,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349840260] [2022-11-02 20:21:54,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:54,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:54,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:54,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:54,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:54,248 INFO L87 Difference]: Start difference. First operand 109 states and 146 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:54,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:54,369 INFO L93 Difference]: Finished difference Result 278 states and 391 transitions. [2022-11-02 20:21:54,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:54,370 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:54,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:54,371 INFO L225 Difference]: With dead ends: 278 [2022-11-02 20:21:54,371 INFO L226 Difference]: Without dead ends: 209 [2022-11-02 20:21:54,371 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:54,372 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 274 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:54,373 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [274 Valid, 508 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:54,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-11-02 20:21:54,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 111. [2022-11-02 20:21:54,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 110 states have (on average 1.3454545454545455) internal successors, (148), 110 states have internal predecessors, (148), 0 states have call successors, (0), 0 states 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 20:21:54,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 148 transitions. [2022-11-02 20:21:54,382 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 148 transitions. Word has length 61 [2022-11-02 20:21:54,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:54,383 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 148 transitions. [2022-11-02 20:21:54,383 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:54,383 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 148 transitions. [2022-11-02 20:21:54,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:54,384 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:54,384 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] [2022-11-02 20:21:54,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:54,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:54,600 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:54,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:54,600 INFO L85 PathProgramCache]: Analyzing trace with hash 931396117, now seen corresponding path program 1 times [2022-11-02 20:21:54,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:54,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1012771088] [2022-11-02 20:21:54,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:54,601 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:54,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:54,602 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:54,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2022-11-02 20:21:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:54,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:21:54,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:54,913 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 20:21:54,913 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:54,913 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:54,914 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1012771088] [2022-11-02 20:21:54,914 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1012771088] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:54,914 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:54,914 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:54,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757434167] [2022-11-02 20:21:54,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:54,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:54,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:54,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:54,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:54,916 INFO L87 Difference]: Start difference. First operand 111 states and 148 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:55,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:55,021 INFO L93 Difference]: Finished difference Result 278 states and 390 transitions. [2022-11-02 20:21:55,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:55,021 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:55,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:55,022 INFO L225 Difference]: With dead ends: 278 [2022-11-02 20:21:55,023 INFO L226 Difference]: Without dead ends: 209 [2022-11-02 20:21:55,023 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:55,024 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 267 mSDsluCounter, 361 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 501 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:55,024 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [267 Valid, 501 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:55,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-11-02 20:21:55,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 113. [2022-11-02 20:21:55,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 112 states have (on average 1.3392857142857142) internal successors, (150), 112 states have internal predecessors, (150), 0 states have call successors, (0), 0 states 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 20:21:55,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 150 transitions. [2022-11-02 20:21:55,029 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 150 transitions. Word has length 61 [2022-11-02 20:21:55,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:55,029 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 150 transitions. [2022-11-02 20:21:55,029 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:55,030 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 150 transitions. [2022-11-02 20:21:55,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:55,030 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:55,030 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] [2022-11-02 20:21:55,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:55,245 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:55,245 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:55,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:55,246 INFO L85 PathProgramCache]: Analyzing trace with hash -1062748589, now seen corresponding path program 1 times [2022-11-02 20:21:55,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:55,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1918132804] [2022-11-02 20:21:55,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:55,247 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:55,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:55,248 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:55,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2022-11-02 20:21:55,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:55,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:21:55,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:55,590 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 20:21:55,591 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:55,591 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:55,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1918132804] [2022-11-02 20:21:55,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1918132804] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:55,592 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:55,592 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:55,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943814945] [2022-11-02 20:21:55,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:55,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:55,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:55,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:55,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:55,594 INFO L87 Difference]: Start difference. First operand 113 states and 150 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:55,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:55,690 INFO L93 Difference]: Finished difference Result 278 states and 389 transitions. [2022-11-02 20:21:55,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:55,691 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:55,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:55,692 INFO L225 Difference]: With dead ends: 278 [2022-11-02 20:21:55,692 INFO L226 Difference]: Without dead ends: 209 [2022-11-02 20:21:55,693 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:55,693 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 255 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 255 SdHoareTripleChecker+Valid, 497 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:55,694 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [255 Valid, 497 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:55,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-11-02 20:21:55,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 117. [2022-11-02 20:21:55,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 116 states have (on average 1.3362068965517242) internal successors, (155), 116 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 20:21:55,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 155 transitions. [2022-11-02 20:21:55,698 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 155 transitions. Word has length 61 [2022-11-02 20:21:55,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:55,699 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 155 transitions. [2022-11-02 20:21:55,699 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:55,699 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 155 transitions. [2022-11-02 20:21:55,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:55,700 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:55,700 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] [2022-11-02 20:21:55,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:55,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:55,915 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:55,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:55,916 INFO L85 PathProgramCache]: Analyzing trace with hash -2073865839, now seen corresponding path program 1 times [2022-11-02 20:21:55,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:55,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [67847588] [2022-11-02 20:21:55,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:55,916 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:55,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:55,918 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:55,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2022-11-02 20:21:56,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:56,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:21:56,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:56,265 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 20:21:56,266 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:56,266 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:56,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [67847588] [2022-11-02 20:21:56,266 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [67847588] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:56,267 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:56,267 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:56,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718374866] [2022-11-02 20:21:56,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:56,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:56,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:56,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:56,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:56,272 INFO L87 Difference]: Start difference. First operand 117 states and 155 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:56,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:56,392 INFO L93 Difference]: Finished difference Result 278 states and 388 transitions. [2022-11-02 20:21:56,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:56,393 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:56,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:56,394 INFO L225 Difference]: With dead ends: 278 [2022-11-02 20:21:56,394 INFO L226 Difference]: Without dead ends: 209 [2022-11-02 20:21:56,394 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:56,395 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 238 mSDsluCounter, 331 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 238 SdHoareTripleChecker+Valid, 484 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:56,395 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [238 Valid, 484 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:56,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-11-02 20:21:56,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 123. [2022-11-02 20:21:56,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 122 states have (on average 1.3360655737704918) internal successors, (163), 122 states have internal predecessors, (163), 0 states have call successors, (0), 0 states 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 20:21:56,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 163 transitions. [2022-11-02 20:21:56,402 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 163 transitions. Word has length 61 [2022-11-02 20:21:56,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:56,403 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 163 transitions. [2022-11-02 20:21:56,403 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:56,403 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 163 transitions. [2022-11-02 20:21:56,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:56,406 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:56,406 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] [2022-11-02 20:21:56,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:56,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:56,622 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:56,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:56,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1411754831, now seen corresponding path program 1 times [2022-11-02 20:21:56,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:56,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2146387925] [2022-11-02 20:21:56,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:56,623 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:56,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:56,624 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:56,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2022-11-02 20:21:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:56,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-02 20:21:56,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:57,565 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 20:21:57,565 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:57,566 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:57,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2146387925] [2022-11-02 20:21:57,566 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2146387925] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:57,566 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:57,567 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:21:57,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651074940] [2022-11-02 20:21:57,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:57,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:21:57,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:57,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:21:57,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:21:57,570 INFO L87 Difference]: Start difference. First operand 123 states and 163 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:57,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:57,753 INFO L93 Difference]: Finished difference Result 197 states and 270 transitions. [2022-11-02 20:21:57,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:57,754 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:57,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:57,755 INFO L225 Difference]: With dead ends: 197 [2022-11-02 20:21:57,756 INFO L226 Difference]: Without dead ends: 195 [2022-11-02 20:21:57,756 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:21:57,757 INFO L413 NwaCegarLoop]: 160 mSDtfsCounter, 371 mSDsluCounter, 379 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 371 SdHoareTripleChecker+Valid, 539 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:57,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [371 Valid, 539 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:57,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2022-11-02 20:21:57,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 125. [2022-11-02 20:21:57,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 124 states have (on average 1.3306451612903225) internal successors, (165), 124 states have internal predecessors, (165), 0 states have call successors, (0), 0 states 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 20:21:57,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 165 transitions. [2022-11-02 20:21:57,764 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 165 transitions. Word has length 61 [2022-11-02 20:21:57,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:57,764 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 165 transitions. [2022-11-02 20:21:57,765 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:57,765 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 165 transitions. [2022-11-02 20:21:57,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-02 20:21:57,766 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:57,766 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] [2022-11-02 20:21:57,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:57,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:57,988 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:57,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:57,989 INFO L85 PathProgramCache]: Analyzing trace with hash 1411814413, now seen corresponding path program 1 times [2022-11-02 20:21:57,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:57,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1130511652] [2022-11-02 20:21:57,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:57,990 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:57,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:57,991 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:58,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2022-11-02 20:21:58,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:58,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-02 20:21:58,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:58,364 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 20:21:58,364 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:58,365 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:58,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1130511652] [2022-11-02 20:21:58,365 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1130511652] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:58,365 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:58,365 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:21:58,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639559378] [2022-11-02 20:21:58,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:58,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:21:58,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:58,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:21:58,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:21:58,367 INFO L87 Difference]: Start difference. First operand 125 states and 165 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:58,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:58,480 INFO L93 Difference]: Finished difference Result 266 states and 371 transitions. [2022-11-02 20:21:58,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:21:58,481 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-11-02 20:21:58,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:58,482 INFO L225 Difference]: With dead ends: 266 [2022-11-02 20:21:58,482 INFO L226 Difference]: Without dead ends: 195 [2022-11-02 20:21:58,482 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:21:58,483 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 202 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:58,483 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 440 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:21:58,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2022-11-02 20:21:58,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 129. [2022-11-02 20:21:58,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 128 states have (on average 1.328125) internal successors, (170), 128 states have internal predecessors, (170), 0 states have call successors, (0), 0 states 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 20:21:58,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 170 transitions. [2022-11-02 20:21:58,491 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 170 transitions. Word has length 61 [2022-11-02 20:21:58,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:58,491 INFO L495 AbstractCegarLoop]: Abstraction has 129 states and 170 transitions. [2022-11-02 20:21:58,491 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states 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 20:21:58,492 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 170 transitions. [2022-11-02 20:21:58,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:21:58,493 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:58,493 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:21:58,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:58,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:58,706 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:58,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:58,707 INFO L85 PathProgramCache]: Analyzing trace with hash -1553666891, now seen corresponding path program 1 times [2022-11-02 20:21:58,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:58,707 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1286159768] [2022-11-02 20:21:58,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:58,708 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:58,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:58,710 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:58,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2022-11-02 20:21:59,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:59,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-02 20:21:59,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:59,192 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:21:59,192 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:59,192 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:59,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1286159768] [2022-11-02 20:21:59,193 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1286159768] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:59,193 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:59,193 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:21:59,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127454621] [2022-11-02 20:21:59,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:59,195 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:21:59,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:59,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:21:59,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:21:59,196 INFO L87 Difference]: Start difference. First operand 129 states and 170 transitions. Second operand has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 0 states have call successors, (0), 0 states 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 20:21:59,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:59,234 INFO L93 Difference]: Finished difference Result 281 states and 389 transitions. [2022-11-02 20:21:59,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:21:59,235 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 0 states have call successors, (0), 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 128 [2022-11-02 20:21:59,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:59,237 INFO L225 Difference]: With dead ends: 281 [2022-11-02 20:21:59,237 INFO L226 Difference]: Without dead ends: 210 [2022-11-02 20:21:59,237 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 125 SyntacticMatches, 0 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 20:21:59,238 INFO L413 NwaCegarLoop]: 167 mSDtfsCounter, 129 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:59,239 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 371 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:21:59,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2022-11-02 20:21:59,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 133. [2022-11-02 20:21:59,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 132 states have (on average 1.3181818181818181) internal successors, (174), 132 states have internal predecessors, (174), 0 states have call successors, (0), 0 states 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 20:21:59,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 174 transitions. [2022-11-02 20:21:59,247 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 174 transitions. Word has length 128 [2022-11-02 20:21:59,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:59,248 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 174 transitions. [2022-11-02 20:21:59,248 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 0 states have call successors, (0), 0 states 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 20:21:59,248 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 174 transitions. [2022-11-02 20:21:59,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:21:59,250 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:59,250 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:21:59,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2022-11-02 20:21:59,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:21:59,466 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:59,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:59,467 INFO L85 PathProgramCache]: Analyzing trace with hash 1525146679, now seen corresponding path program 1 times [2022-11-02 20:21:59,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:21:59,468 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [450789586] [2022-11-02 20:21:59,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:59,468 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:21:59,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:21:59,470 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:21:59,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2022-11-02 20:21:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:59,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-02 20:21:59,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:21:59,957 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:21:59,957 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:21:59,957 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:21:59,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [450789586] [2022-11-02 20:21:59,958 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [450789586] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:59,958 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:59,958 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:21:59,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786684537] [2022-11-02 20:21:59,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:59,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:21:59,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:21:59,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:21:59,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:21:59,961 INFO L87 Difference]: Start difference. First operand 133 states and 174 transitions. Second operand has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 0 states have call successors, (0), 0 states 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 20:22:00,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:00,001 INFO L93 Difference]: Finished difference Result 281 states and 388 transitions. [2022-11-02 20:22:00,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:22:00,002 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:00,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:00,003 INFO L225 Difference]: With dead ends: 281 [2022-11-02 20:22:00,003 INFO L226 Difference]: Without dead ends: 210 [2022-11-02 20:22:00,004 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 125 SyntacticMatches, 0 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 20:22:00,004 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 113 mSDsluCounter, 195 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:00,005 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 370 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:22:00,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2022-11-02 20:22:00,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 139. [2022-11-02 20:22:00,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 138 states have (on average 1.318840579710145) internal successors, (182), 138 states have internal predecessors, (182), 0 states have call successors, (0), 0 states 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 20:22:00,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 182 transitions. [2022-11-02 20:22:00,011 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 182 transitions. Word has length 128 [2022-11-02 20:22:00,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:00,012 INFO L495 AbstractCegarLoop]: Abstraction has 139 states and 182 transitions. [2022-11-02 20:22:00,012 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 0 states have call successors, (0), 0 states 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 20:22:00,012 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 182 transitions. [2022-11-02 20:22:00,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:22:00,014 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:00,014 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:22:00,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:00,234 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:00,234 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:00,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:00,235 INFO L85 PathProgramCache]: Analyzing trace with hash -808245959, now seen corresponding path program 1 times [2022-11-02 20:22:00,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:00,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [328100695] [2022-11-02 20:22:00,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:00,236 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:00,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:00,238 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:00,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2022-11-02 20:22:00,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:00,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:22:00,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:01,033 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 56 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:01,034 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:01,550 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 56 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:01,551 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:01,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [328100695] [2022-11-02 20:22:01,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [328100695] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:01,551 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:01,552 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2022-11-02 20:22:01,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511578] [2022-11-02 20:22:01,552 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:01,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-02 20:22:01,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:01,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-02 20:22:01,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:22:01,554 INFO L87 Difference]: Start difference. First operand 139 states and 182 transitions. Second operand has 11 states, 11 states have (on average 17.90909090909091) internal successors, (197), 11 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:01,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:01,874 INFO L93 Difference]: Finished difference Result 483 states and 679 transitions. [2022-11-02 20:22:01,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-02 20:22:01,875 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 17.90909090909091) internal successors, (197), 11 states have internal predecessors, (197), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:01,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:01,877 INFO L225 Difference]: With dead ends: 483 [2022-11-02 20:22:01,877 INFO L226 Difference]: Without dead ends: 412 [2022-11-02 20:22:01,878 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 244 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2022-11-02 20:22:01,879 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 658 mSDsluCounter, 1401 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 658 SdHoareTripleChecker+Valid, 1580 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 42 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:01,880 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [658 Valid, 1580 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 51 Invalid, 0 Unknown, 42 Unchecked, 0.1s Time] [2022-11-02 20:22:01,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2022-11-02 20:22:01,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 208. [2022-11-02 20:22:01,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 207 states have (on average 1.3671497584541064) internal successors, (283), 207 states have internal predecessors, (283), 0 states have call successors, (0), 0 states 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 20:22:01,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 283 transitions. [2022-11-02 20:22:01,892 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 283 transitions. Word has length 128 [2022-11-02 20:22:01,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:01,893 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 283 transitions. [2022-11-02 20:22:01,893 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 17.90909090909091) internal successors, (197), 11 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:01,894 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 283 transitions. [2022-11-02 20:22:01,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:22:01,895 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:01,896 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:22:01,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:02,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:02,116 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:02,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:02,117 INFO L85 PathProgramCache]: Analyzing trace with hash -374516873, now seen corresponding path program 1 times [2022-11-02 20:22:02,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:02,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1444867933] [2022-11-02 20:22:02,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:02,119 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:02,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:02,120 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:02,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2022-11-02 20:22:02,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:02,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:22:02,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:02,913 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 54 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:02,913 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:03,341 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 54 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:03,342 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:03,342 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1444867933] [2022-11-02 20:22:03,342 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1444867933] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:03,342 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:03,343 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2022-11-02 20:22:03,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799561263] [2022-11-02 20:22:03,343 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:03,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:22:03,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:03,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:22:03,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:22:03,345 INFO L87 Difference]: Start difference. First operand 208 states and 283 transitions. Second operand has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:03,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:03,655 INFO L93 Difference]: Finished difference Result 549 states and 775 transitions. [2022-11-02 20:22:03,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-02 20:22:03,656 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:03,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:03,660 INFO L225 Difference]: With dead ends: 549 [2022-11-02 20:22:03,660 INFO L226 Difference]: Without dead ends: 409 [2022-11-02 20:22:03,661 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2022-11-02 20:22:03,662 INFO L413 NwaCegarLoop]: 159 mSDtfsCounter, 634 mSDsluCounter, 1420 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 634 SdHoareTripleChecker+Valid, 1579 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 61 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:03,662 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [634 Valid, 1579 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 52 Invalid, 0 Unknown, 61 Unchecked, 0.1s Time] [2022-11-02 20:22:03,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2022-11-02 20:22:03,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 208. [2022-11-02 20:22:03,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 207 states have (on average 1.3623188405797102) internal successors, (282), 207 states have internal predecessors, (282), 0 states have call successors, (0), 0 states 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 20:22:03,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 282 transitions. [2022-11-02 20:22:03,674 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 282 transitions. Word has length 128 [2022-11-02 20:22:03,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:03,675 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 282 transitions. [2022-11-02 20:22:03,675 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:03,675 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 282 transitions. [2022-11-02 20:22:03,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:22:03,677 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:03,677 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:22:03,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (25)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:03,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:03,897 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:03,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:03,898 INFO L85 PathProgramCache]: Analyzing trace with hash -333842123, now seen corresponding path program 1 times [2022-11-02 20:22:03,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:03,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [576660367] [2022-11-02 20:22:03,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:03,899 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:03,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:03,900 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:03,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2022-11-02 20:22:04,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:04,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:22:04,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:04,628 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 52 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:04,628 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:05,030 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 52 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:05,030 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:05,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [576660367] [2022-11-02 20:22:05,031 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [576660367] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:05,031 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:05,031 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2022-11-02 20:22:05,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891450891] [2022-11-02 20:22:05,032 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:05,033 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:22:05,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:05,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:22:05,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:22:05,034 INFO L87 Difference]: Start difference. First operand 208 states and 282 transitions. Second operand has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:05,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:05,360 INFO L93 Difference]: Finished difference Result 430 states and 600 transitions. [2022-11-02 20:22:05,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-02 20:22:05,361 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:05,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:05,363 INFO L225 Difference]: With dead ends: 430 [2022-11-02 20:22:05,363 INFO L226 Difference]: Without dead ends: 290 [2022-11-02 20:22:05,364 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2022-11-02 20:22:05,365 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 461 mSDsluCounter, 1412 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 461 SdHoareTripleChecker+Valid, 1585 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 66 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:05,366 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [461 Valid, 1585 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 71 Invalid, 0 Unknown, 66 Unchecked, 0.2s Time] [2022-11-02 20:22:05,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2022-11-02 20:22:05,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 208. [2022-11-02 20:22:05,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 207 states have (on average 1.357487922705314) internal successors, (281), 207 states have internal predecessors, (281), 0 states have call successors, (0), 0 states 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 20:22:05,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 281 transitions. [2022-11-02 20:22:05,385 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 281 transitions. Word has length 128 [2022-11-02 20:22:05,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:05,385 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 281 transitions. [2022-11-02 20:22:05,386 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:05,386 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 281 transitions. [2022-11-02 20:22:05,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:22:05,388 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:05,388 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:22:05,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:05,608 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:05,608 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:05,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:05,609 INFO L85 PathProgramCache]: Analyzing trace with hash 542176883, now seen corresponding path program 1 times [2022-11-02 20:22:05,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:05,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1244325422] [2022-11-02 20:22:05,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:05,609 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:05,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:05,611 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:05,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2022-11-02 20:22:05,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:05,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:22:05,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:06,390 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 50 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:06,391 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:06,745 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 50 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:06,745 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:06,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1244325422] [2022-11-02 20:22:06,746 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1244325422] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:06,746 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:06,746 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2022-11-02 20:22:06,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468874647] [2022-11-02 20:22:06,747 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:06,747 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:22:06,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:06,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:22:06,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:22:06,749 INFO L87 Difference]: Start difference. First operand 208 states and 281 transitions. Second operand has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:07,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:07,072 INFO L93 Difference]: Finished difference Result 545 states and 765 transitions. [2022-11-02 20:22:07,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-02 20:22:07,073 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:07,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:07,075 INFO L225 Difference]: With dead ends: 545 [2022-11-02 20:22:07,075 INFO L226 Difference]: Without dead ends: 405 [2022-11-02 20:22:07,076 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=110, Invalid=270, Unknown=0, NotChecked=0, Total=380 [2022-11-02 20:22:07,079 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 703 mSDsluCounter, 1551 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 703 SdHoareTripleChecker+Valid, 1707 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 52 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:07,081 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [703 Valid, 1707 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 60 Invalid, 0 Unknown, 52 Unchecked, 0.1s Time] [2022-11-02 20:22:07,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states. [2022-11-02 20:22:07,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 208. [2022-11-02 20:22:07,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 207 states have (on average 1.3526570048309179) internal successors, (280), 207 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:07,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 280 transitions. [2022-11-02 20:22:07,091 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 280 transitions. Word has length 128 [2022-11-02 20:22:07,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:07,091 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 280 transitions. [2022-11-02 20:22:07,092 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:07,092 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 280 transitions. [2022-11-02 20:22:07,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:22:07,093 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:07,093 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:22:07,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (27)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:07,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:07,314 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:07,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:07,315 INFO L85 PathProgramCache]: Analyzing trace with hash 2080516913, now seen corresponding path program 1 times [2022-11-02 20:22:07,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:07,315 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [650043316] [2022-11-02 20:22:07,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:07,315 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:07,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:07,316 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:07,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2022-11-02 20:22:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:07,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:22:07,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:08,061 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 48 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:08,061 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:08,447 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 48 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:08,448 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:08,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [650043316] [2022-11-02 20:22:08,448 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [650043316] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:08,448 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:08,448 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2022-11-02 20:22:08,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692059457] [2022-11-02 20:22:08,449 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:08,449 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:22:08,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:08,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:22:08,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:22:08,450 INFO L87 Difference]: Start difference. First operand 208 states and 280 transitions. Second operand has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:08,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:08,698 INFO L93 Difference]: Finished difference Result 428 states and 594 transitions. [2022-11-02 20:22:08,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-02 20:22:08,699 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:08,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:08,700 INFO L225 Difference]: With dead ends: 428 [2022-11-02 20:22:08,700 INFO L226 Difference]: Without dead ends: 288 [2022-11-02 20:22:08,701 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=86, Invalid=256, Unknown=0, NotChecked=0, Total=342 [2022-11-02 20:22:08,702 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 365 mSDsluCounter, 886 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 365 SdHoareTripleChecker+Valid, 986 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 59 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:08,703 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [365 Valid, 986 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 48 Invalid, 0 Unknown, 59 Unchecked, 0.1s Time] [2022-11-02 20:22:08,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2022-11-02 20:22:08,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 208. [2022-11-02 20:22:08,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 207 states have (on average 1.3478260869565217) internal successors, (279), 207 states have internal predecessors, (279), 0 states have call successors, (0), 0 states 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 20:22:08,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 279 transitions. [2022-11-02 20:22:08,712 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 279 transitions. Word has length 128 [2022-11-02 20:22:08,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:08,713 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 279 transitions. [2022-11-02 20:22:08,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:08,713 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 279 transitions. [2022-11-02 20:22:08,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:22:08,715 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:08,715 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:22:08,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (28)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:08,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:08,934 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:08,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:08,934 INFO L85 PathProgramCache]: Analyzing trace with hash 1599436655, now seen corresponding path program 1 times [2022-11-02 20:22:08,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:08,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [321082017] [2022-11-02 20:22:08,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:08,935 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:08,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:08,936 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:08,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2022-11-02 20:22:09,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:09,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:22:09,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:09,577 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 46 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:09,578 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:09,963 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 46 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:09,963 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:09,963 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [321082017] [2022-11-02 20:22:09,963 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [321082017] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:09,963 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:09,963 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2022-11-02 20:22:09,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889522955] [2022-11-02 20:22:09,964 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:09,964 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:22:09,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:09,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:22:09,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:22:09,966 INFO L87 Difference]: Start difference. First operand 208 states and 279 transitions. Second operand has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:10,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:10,254 INFO L93 Difference]: Finished difference Result 430 states and 594 transitions. [2022-11-02 20:22:10,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-02 20:22:10,262 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:10,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:10,264 INFO L225 Difference]: With dead ends: 430 [2022-11-02 20:22:10,264 INFO L226 Difference]: Without dead ends: 290 [2022-11-02 20:22:10,264 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2022-11-02 20:22:10,265 INFO L413 NwaCegarLoop]: 167 mSDtfsCounter, 475 mSDsluCounter, 998 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 475 SdHoareTripleChecker+Valid, 1165 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 57 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:10,265 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [475 Valid, 1165 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 61 Invalid, 0 Unknown, 57 Unchecked, 0.1s Time] [2022-11-02 20:22:10,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2022-11-02 20:22:10,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 208. [2022-11-02 20:22:10,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 207 states have (on average 1.3429951690821256) internal successors, (278), 207 states have internal predecessors, (278), 0 states have call successors, (0), 0 states 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 20:22:10,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 278 transitions. [2022-11-02 20:22:10,274 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 278 transitions. Word has length 128 [2022-11-02 20:22:10,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:10,275 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 278 transitions. [2022-11-02 20:22:10,275 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:10,275 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 278 transitions. [2022-11-02 20:22:10,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:22:10,277 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:10,277 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:22:10,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (29)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:10,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:10,490 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:10,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:10,491 INFO L85 PathProgramCache]: Analyzing trace with hash -756368595, now seen corresponding path program 1 times [2022-11-02 20:22:10,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:10,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1411187038] [2022-11-02 20:22:10,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:10,491 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:10,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:10,492 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:10,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2022-11-02 20:22:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:10,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:22:10,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:11,103 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:11,103 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:11,459 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:11,459 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:11,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1411187038] [2022-11-02 20:22:11,460 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1411187038] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:11,460 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:11,460 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2022-11-02 20:22:11,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851243250] [2022-11-02 20:22:11,461 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:11,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:22:11,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:11,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:22:11,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:22:11,463 INFO L87 Difference]: Start difference. First operand 208 states and 278 transitions. Second operand has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:11,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:11,798 INFO L93 Difference]: Finished difference Result 430 states and 592 transitions. [2022-11-02 20:22:11,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-02 20:22:11,800 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:11,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:11,802 INFO L225 Difference]: With dead ends: 430 [2022-11-02 20:22:11,802 INFO L226 Difference]: Without dead ends: 290 [2022-11-02 20:22:11,802 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2022-11-02 20:22:11,803 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 464 mSDsluCounter, 1189 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 464 SdHoareTripleChecker+Valid, 1362 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 69 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:11,803 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [464 Valid, 1362 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 72 Invalid, 0 Unknown, 69 Unchecked, 0.2s Time] [2022-11-02 20:22:11,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2022-11-02 20:22:11,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 208. [2022-11-02 20:22:11,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 207 states have (on average 1.3381642512077294) internal successors, (277), 207 states have internal predecessors, (277), 0 states have call successors, (0), 0 states 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 20:22:11,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 277 transitions. [2022-11-02 20:22:11,827 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 277 transitions. Word has length 128 [2022-11-02 20:22:11,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:11,828 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 277 transitions. [2022-11-02 20:22:11,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:11,828 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 277 transitions. [2022-11-02 20:22:11,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:22:11,829 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:11,830 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:22:11,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (30)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:12,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:12,048 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:12,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:12,049 INFO L85 PathProgramCache]: Analyzing trace with hash -508222101, now seen corresponding path program 1 times [2022-11-02 20:22:12,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:12,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1707709148] [2022-11-02 20:22:12,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:12,050 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:12,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:12,051 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:12,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (31)] Waiting until timeout for monitored process [2022-11-02 20:22:12,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:12,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:22:12,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:12,665 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 38 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:12,666 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:13,025 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 38 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:13,026 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:13,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1707709148] [2022-11-02 20:22:13,026 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1707709148] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:13,026 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:13,026 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2022-11-02 20:22:13,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326701094] [2022-11-02 20:22:13,027 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:13,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:22:13,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:13,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:22:13,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:22:13,029 INFO L87 Difference]: Start difference. First operand 208 states and 277 transitions. Second operand has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:13,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:13,342 INFO L93 Difference]: Finished difference Result 430 states and 590 transitions. [2022-11-02 20:22:13,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-02 20:22:13,344 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:13,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:13,345 INFO L225 Difference]: With dead ends: 430 [2022-11-02 20:22:13,345 INFO L226 Difference]: Without dead ends: 290 [2022-11-02 20:22:13,346 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2022-11-02 20:22:13,347 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 457 mSDsluCounter, 1167 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 457 SdHoareTripleChecker+Valid, 1338 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 57 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:13,347 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [457 Valid, 1338 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 80 Invalid, 0 Unknown, 57 Unchecked, 0.2s Time] [2022-11-02 20:22:13,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2022-11-02 20:22:13,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 208. [2022-11-02 20:22:13,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 207 states have (on average 1.3333333333333333) internal successors, (276), 207 states have internal predecessors, (276), 0 states have call successors, (0), 0 states 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 20:22:13,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 276 transitions. [2022-11-02 20:22:13,356 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 276 transitions. Word has length 128 [2022-11-02 20:22:13,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:13,356 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 276 transitions. [2022-11-02 20:22:13,356 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:13,356 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 276 transitions. [2022-11-02 20:22:13,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:22:13,357 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:13,357 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:22:13,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (31)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:13,557 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:13,558 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:13,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:13,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1880029399, now seen corresponding path program 1 times [2022-11-02 20:22:13,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:13,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1478095751] [2022-11-02 20:22:13,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:13,559 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:13,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:13,562 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:13,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2022-11-02 20:22:13,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:13,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:22:13,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:14,220 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 36 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:14,221 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:14,529 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 36 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:14,530 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:14,530 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1478095751] [2022-11-02 20:22:14,530 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1478095751] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:14,530 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:14,530 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2022-11-02 20:22:14,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77763597] [2022-11-02 20:22:14,530 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:14,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:22:14,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:14,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:22:14,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:22:14,532 INFO L87 Difference]: Start difference. First operand 208 states and 276 transitions. Second operand has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:14,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:14,736 INFO L93 Difference]: Finished difference Result 428 states and 586 transitions. [2022-11-02 20:22:14,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-02 20:22:14,737 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:14,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:14,738 INFO L225 Difference]: With dead ends: 428 [2022-11-02 20:22:14,738 INFO L226 Difference]: Without dead ends: 288 [2022-11-02 20:22:14,739 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=256, Unknown=0, NotChecked=0, Total=342 [2022-11-02 20:22:14,740 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 337 mSDsluCounter, 861 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 974 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 60 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:14,740 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [337 Valid, 974 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 55 Invalid, 0 Unknown, 60 Unchecked, 0.1s Time] [2022-11-02 20:22:14,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2022-11-02 20:22:14,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 208. [2022-11-02 20:22:14,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 207 states have (on average 1.328502415458937) internal successors, (275), 207 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 20:22:14,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 275 transitions. [2022-11-02 20:22:14,749 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 275 transitions. Word has length 128 [2022-11-02 20:22:14,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:14,749 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 275 transitions. [2022-11-02 20:22:14,749 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:14,750 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 275 transitions. [2022-11-02 20:22:14,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:22:14,750 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:14,750 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:22:14,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (32)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:14,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:14,967 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:14,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:14,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1385578599, now seen corresponding path program 1 times [2022-11-02 20:22:14,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:14,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [243097030] [2022-11-02 20:22:14,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:14,968 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:14,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:14,969 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:14,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (33)] Waiting until timeout for monitored process [2022-11-02 20:22:15,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:15,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:22:15,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:15,544 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 34 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:15,544 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:15,851 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 34 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:15,851 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:15,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [243097030] [2022-11-02 20:22:15,851 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [243097030] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:15,852 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:15,852 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2022-11-02 20:22:15,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849781441] [2022-11-02 20:22:15,852 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:15,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:22:15,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:15,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:22:15,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:22:15,854 INFO L87 Difference]: Start difference. First operand 208 states and 275 transitions. Second operand has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:16,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:16,074 INFO L93 Difference]: Finished difference Result 428 states and 584 transitions. [2022-11-02 20:22:16,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-02 20:22:16,076 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:16,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:16,077 INFO L225 Difference]: With dead ends: 428 [2022-11-02 20:22:16,077 INFO L226 Difference]: Without dead ends: 288 [2022-11-02 20:22:16,078 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=257, Unknown=0, NotChecked=0, Total=342 [2022-11-02 20:22:16,079 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 370 mSDsluCounter, 754 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 370 SdHoareTripleChecker+Valid, 876 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 63 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:16,079 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [370 Valid, 876 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 46 Invalid, 0 Unknown, 63 Unchecked, 0.1s Time] [2022-11-02 20:22:16,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2022-11-02 20:22:16,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 208. [2022-11-02 20:22:16,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 207 states have (on average 1.3236714975845412) internal successors, (274), 207 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:16,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 274 transitions. [2022-11-02 20:22:16,088 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 274 transitions. Word has length 128 [2022-11-02 20:22:16,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:16,089 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 274 transitions. [2022-11-02 20:22:16,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:16,089 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 274 transitions. [2022-11-02 20:22:16,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:22:16,090 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:16,091 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:22:16,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (33)] Ended with exit code 0 [2022-11-02 20:22:16,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:16,302 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:16,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:16,303 INFO L85 PathProgramCache]: Analyzing trace with hash 991211813, now seen corresponding path program 1 times [2022-11-02 20:22:16,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:16,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [57124374] [2022-11-02 20:22:16,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:16,304 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:16,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:16,305 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:16,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (34)] Waiting until timeout for monitored process [2022-11-02 20:22:16,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:16,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:22:16,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:16,865 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:16,865 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:17,208 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:17,208 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:17,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [57124374] [2022-11-02 20:22:17,209 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [57124374] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:17,209 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:17,209 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2022-11-02 20:22:17,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668358619] [2022-11-02 20:22:17,213 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:17,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:22:17,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:17,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:22:17,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:22:17,216 INFO L87 Difference]: Start difference. First operand 208 states and 274 transitions. Second operand has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:17,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:17,394 INFO L93 Difference]: Finished difference Result 428 states and 582 transitions. [2022-11-02 20:22:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-02 20:22:17,394 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:17,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:17,395 INFO L225 Difference]: With dead ends: 428 [2022-11-02 20:22:17,396 INFO L226 Difference]: Without dead ends: 288 [2022-11-02 20:22:17,396 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306 [2022-11-02 20:22:17,397 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 335 mSDsluCounter, 934 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 335 SdHoareTripleChecker+Valid, 1063 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 57 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:17,397 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [335 Valid, 1063 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 31 Invalid, 0 Unknown, 57 Unchecked, 0.1s Time] [2022-11-02 20:22:17,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2022-11-02 20:22:17,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 208. [2022-11-02 20:22:17,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 207 states have (on average 1.318840579710145) internal successors, (273), 207 states have internal predecessors, (273), 0 states have call successors, (0), 0 states 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 20:22:17,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 273 transitions. [2022-11-02 20:22:17,405 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 273 transitions. Word has length 128 [2022-11-02 20:22:17,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:17,406 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 273 transitions. [2022-11-02 20:22:17,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:17,406 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 273 transitions. [2022-11-02 20:22:17,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:22:17,407 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:17,407 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, 1, 1, 1, 1, 1, 1, 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 20:22:17,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (34)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:17,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:17,618 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:17,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:17,619 INFO L85 PathProgramCache]: Analyzing trace with hash 1265971427, now seen corresponding path program 1 times [2022-11-02 20:22:17,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:17,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [129161893] [2022-11-02 20:22:17,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:17,620 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:17,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:17,621 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:17,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (35)] Waiting until timeout for monitored process [2022-11-02 20:22:17,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:17,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:22:17,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:18,189 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:18,189 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:18,514 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:18,514 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:18,515 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [129161893] [2022-11-02 20:22:18,515 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [129161893] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:18,515 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:18,515 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2022-11-02 20:22:18,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656007973] [2022-11-02 20:22:18,516 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:18,516 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:22:18,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:18,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:22:18,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:22:18,517 INFO L87 Difference]: Start difference. First operand 208 states and 273 transitions. Second operand has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:18,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:18,730 INFO L93 Difference]: Finished difference Result 428 states and 580 transitions. [2022-11-02 20:22:18,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-02 20:22:18,731 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:18,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:18,733 INFO L225 Difference]: With dead ends: 428 [2022-11-02 20:22:18,733 INFO L226 Difference]: Without dead ends: 288 [2022-11-02 20:22:18,733 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306 [2022-11-02 20:22:18,734 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 328 mSDsluCounter, 1081 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 328 SdHoareTripleChecker+Valid, 1213 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 65 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:18,734 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [328 Valid, 1213 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 54 Invalid, 0 Unknown, 65 Unchecked, 0.1s Time] [2022-11-02 20:22:18,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2022-11-02 20:22:18,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 208. [2022-11-02 20:22:18,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 207 states have (on average 1.3140096618357489) internal successors, (272), 207 states have internal predecessors, (272), 0 states have call successors, (0), 0 states 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 20:22:18,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 272 transitions. [2022-11-02 20:22:18,742 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 272 transitions. Word has length 128 [2022-11-02 20:22:18,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:18,743 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 272 transitions. [2022-11-02 20:22:18,743 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:18,743 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 272 transitions. [2022-11-02 20:22:18,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:22:18,744 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:18,744 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, 1, 1, 1, 1, 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 20:22:18,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (35)] Ended with exit code 0 [2022-11-02 20:22:18,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:18,958 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:18,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:18,959 INFO L85 PathProgramCache]: Analyzing trace with hash 756498337, now seen corresponding path program 1 times [2022-11-02 20:22:18,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:18,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [997197761] [2022-11-02 20:22:18,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:18,960 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:18,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:18,961 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:18,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (36)] Waiting until timeout for monitored process [2022-11-02 20:22:19,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:19,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:22:19,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:19,576 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 24 proven. 33 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:19,576 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:19,882 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 24 proven. 33 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:19,883 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:19,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [997197761] [2022-11-02 20:22:19,883 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [997197761] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:19,883 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:19,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2022-11-02 20:22:19,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544730752] [2022-11-02 20:22:19,883 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:19,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:22:19,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:19,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:22:19,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:22:19,885 INFO L87 Difference]: Start difference. First operand 208 states and 272 transitions. Second operand has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:20,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:20,191 INFO L93 Difference]: Finished difference Result 520 states and 709 transitions. [2022-11-02 20:22:20,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-02 20:22:20,192 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:20,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:20,193 INFO L225 Difference]: With dead ends: 520 [2022-11-02 20:22:20,193 INFO L226 Difference]: Without dead ends: 380 [2022-11-02 20:22:20,194 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=122, Invalid=298, Unknown=0, NotChecked=0, Total=420 [2022-11-02 20:22:20,195 INFO L413 NwaCegarLoop]: 167 mSDtfsCounter, 658 mSDsluCounter, 1427 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 658 SdHoareTripleChecker+Valid, 1594 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 62 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:20,195 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [658 Valid, 1594 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 99 Invalid, 0 Unknown, 62 Unchecked, 0.2s Time] [2022-11-02 20:22:20,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2022-11-02 20:22:20,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 208. [2022-11-02 20:22:20,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 207 states have (on average 1.3091787439613527) internal successors, (271), 207 states have internal predecessors, (271), 0 states have call successors, (0), 0 states 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 20:22:20,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 271 transitions. [2022-11-02 20:22:20,204 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 271 transitions. Word has length 128 [2022-11-02 20:22:20,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:20,205 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 271 transitions. [2022-11-02 20:22:20,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:20,205 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 271 transitions. [2022-11-02 20:22:20,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:22:20,206 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:20,206 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, 1, 1, 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 20:22:20,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (36)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:20,422 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:20,422 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:20,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:20,422 INFO L85 PathProgramCache]: Analyzing trace with hash 818537951, now seen corresponding path program 1 times [2022-11-02 20:22:20,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:20,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1489672675] [2022-11-02 20:22:20,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:20,423 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:20,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:20,424 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:20,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (37)] Waiting until timeout for monitored process [2022-11-02 20:22:20,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:20,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:22:20,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:20,972 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 20 proven. 37 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:20,973 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:21,272 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 20 proven. 37 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:21,272 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:21,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1489672675] [2022-11-02 20:22:21,272 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1489672675] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:21,272 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:21,273 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2022-11-02 20:22:21,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932467742] [2022-11-02 20:22:21,273 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:21,273 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:22:21,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:21,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:22:21,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:22:21,274 INFO L87 Difference]: Start difference. First operand 208 states and 271 transitions. Second operand has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:21,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:21,460 INFO L93 Difference]: Finished difference Result 428 states and 576 transitions. [2022-11-02 20:22:21,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-02 20:22:21,461 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:21,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:21,462 INFO L225 Difference]: With dead ends: 428 [2022-11-02 20:22:21,462 INFO L226 Difference]: Without dead ends: 288 [2022-11-02 20:22:21,463 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306 [2022-11-02 20:22:21,463 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 294 mSDsluCounter, 1054 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 294 SdHoareTripleChecker+Valid, 1185 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 68 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:21,464 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [294 Valid, 1185 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 53 Invalid, 0 Unknown, 68 Unchecked, 0.1s Time] [2022-11-02 20:22:21,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2022-11-02 20:22:21,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 208. [2022-11-02 20:22:21,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 207 states have (on average 1.3043478260869565) internal successors, (270), 207 states have internal predecessors, (270), 0 states have call successors, (0), 0 states 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 20:22:21,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 270 transitions. [2022-11-02 20:22:21,473 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 270 transitions. Word has length 128 [2022-11-02 20:22:21,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:21,473 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 270 transitions. [2022-11-02 20:22:21,473 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:21,474 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 270 transitions. [2022-11-02 20:22:21,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:22:21,474 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:21,475 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, 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 20:22:21,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (37)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:21,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:21,691 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:21,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:21,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1037392669, now seen corresponding path program 1 times [2022-11-02 20:22:21,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:21,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [817251147] [2022-11-02 20:22:21,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:21,692 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:21,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:21,693 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:21,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (38)] Waiting until timeout for monitored process [2022-11-02 20:22:21,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:21,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:22:21,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:22,268 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 18 proven. 39 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:22,268 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:22,585 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 18 proven. 39 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:22,585 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:22,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [817251147] [2022-11-02 20:22:22,585 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [817251147] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:22,585 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:22,585 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2022-11-02 20:22:22,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624466790] [2022-11-02 20:22:22,586 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:22,586 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:22:22,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:22,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:22:22,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:22:22,587 INFO L87 Difference]: Start difference. First operand 208 states and 270 transitions. Second operand has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:22,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:22,824 INFO L93 Difference]: Finished difference Result 513 states and 695 transitions. [2022-11-02 20:22:22,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-02 20:22:22,824 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:22,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:22,827 INFO L225 Difference]: With dead ends: 513 [2022-11-02 20:22:22,828 INFO L226 Difference]: Without dead ends: 373 [2022-11-02 20:22:22,828 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=278, Unknown=0, NotChecked=0, Total=380 [2022-11-02 20:22:22,829 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 553 mSDsluCounter, 1019 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 553 SdHoareTripleChecker+Valid, 1172 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 67 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:22,829 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [553 Valid, 1172 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 51 Invalid, 0 Unknown, 67 Unchecked, 0.1s Time] [2022-11-02 20:22:22,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2022-11-02 20:22:22,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 208. [2022-11-02 20:22:22,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 207 states have (on average 1.2995169082125604) internal successors, (269), 207 states have internal predecessors, (269), 0 states have call successors, (0), 0 states 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 20:22:22,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 269 transitions. [2022-11-02 20:22:22,836 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 269 transitions. Word has length 128 [2022-11-02 20:22:22,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:22,837 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 269 transitions. [2022-11-02 20:22:22,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:22,837 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 269 transitions. [2022-11-02 20:22:22,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:22:22,838 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:22,838 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, 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 20:22:22,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (38)] Ended with exit code 0 [2022-11-02 20:22:23,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:23,054 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:23,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:23,055 INFO L85 PathProgramCache]: Analyzing trace with hash 219744219, now seen corresponding path program 1 times [2022-11-02 20:22:23,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:23,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1452458806] [2022-11-02 20:22:23,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:23,056 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:23,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:23,057 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:23,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (39)] Waiting until timeout for monitored process [2022-11-02 20:22:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:23,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:22:23,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:23,646 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 16 proven. 41 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:23,646 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:23,978 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 16 proven. 41 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:23,978 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:23,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1452458806] [2022-11-02 20:22:23,978 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1452458806] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:23,979 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:23,979 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2022-11-02 20:22:23,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527972349] [2022-11-02 20:22:23,979 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:23,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:22:23,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:23,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:22:23,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:22:23,981 INFO L87 Difference]: Start difference. First operand 208 states and 269 transitions. Second operand has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:24,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:24,259 INFO L93 Difference]: Finished difference Result 430 states and 574 transitions. [2022-11-02 20:22:24,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-02 20:22:24,261 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:24,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:24,263 INFO L225 Difference]: With dead ends: 430 [2022-11-02 20:22:24,263 INFO L226 Difference]: Without dead ends: 290 [2022-11-02 20:22:24,263 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2022-11-02 20:22:24,264 INFO L413 NwaCegarLoop]: 167 mSDtfsCounter, 395 mSDsluCounter, 962 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 395 SdHoareTripleChecker+Valid, 1129 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 77 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:24,264 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [395 Valid, 1129 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 67 Invalid, 0 Unknown, 77 Unchecked, 0.1s Time] [2022-11-02 20:22:24,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2022-11-02 20:22:24,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 208. [2022-11-02 20:22:24,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 207 states have (on average 1.2946859903381642) internal successors, (268), 207 states have internal predecessors, (268), 0 states have call successors, (0), 0 states 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 20:22:24,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 268 transitions. [2022-11-02 20:22:24,272 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 268 transitions. Word has length 128 [2022-11-02 20:22:24,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:24,272 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 268 transitions. [2022-11-02 20:22:24,272 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:24,272 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 268 transitions. [2022-11-02 20:22:24,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:22:24,273 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:24,273 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:22:24,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (39)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:24,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:24,474 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:24,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:24,475 INFO L85 PathProgramCache]: Analyzing trace with hash -1774400487, now seen corresponding path program 1 times [2022-11-02 20:22:24,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:24,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1678666085] [2022-11-02 20:22:24,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:24,475 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:24,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:24,476 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:24,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (40)] Waiting until timeout for monitored process [2022-11-02 20:22:24,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:24,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:22:24,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:25,042 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:25,043 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:25,375 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:25,375 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:25,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1678666085] [2022-11-02 20:22:25,376 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1678666085] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:25,376 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:25,376 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2022-11-02 20:22:25,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103949662] [2022-11-02 20:22:25,376 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:25,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:22:25,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:25,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:22:25,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:22:25,378 INFO L87 Difference]: Start difference. First operand 208 states and 268 transitions. Second operand has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:25,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:25,644 INFO L93 Difference]: Finished difference Result 430 states and 572 transitions. [2022-11-02 20:22:25,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-02 20:22:25,645 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:25,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:25,646 INFO L225 Difference]: With dead ends: 430 [2022-11-02 20:22:25,646 INFO L226 Difference]: Without dead ends: 290 [2022-11-02 20:22:25,647 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2022-11-02 20:22:25,648 INFO L413 NwaCegarLoop]: 169 mSDtfsCounter, 365 mSDsluCounter, 1100 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 365 SdHoareTripleChecker+Valid, 1269 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 69 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:25,648 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [365 Valid, 1269 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 62 Invalid, 0 Unknown, 69 Unchecked, 0.1s Time] [2022-11-02 20:22:25,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2022-11-02 20:22:25,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 208. [2022-11-02 20:22:25,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 207 states have (on average 1.289855072463768) internal successors, (267), 207 states have internal predecessors, (267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:25,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 267 transitions. [2022-11-02 20:22:25,658 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 267 transitions. Word has length 128 [2022-11-02 20:22:25,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:25,658 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 267 transitions. [2022-11-02 20:22:25,658 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:25,659 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 267 transitions. [2022-11-02 20:22:25,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:22:25,659 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:25,659 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:22:25,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (40)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:25,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:25,867 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:25,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:25,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1509449559, now seen corresponding path program 1 times [2022-11-02 20:22:25,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:25,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [724247435] [2022-11-02 20:22:25,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:25,868 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:25,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:25,869 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:25,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (41)] Waiting until timeout for monitored process [2022-11-02 20:22:26,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:22:26,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:26,439 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:26,439 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:26,792 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:26,792 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:26,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [724247435] [2022-11-02 20:22:26,793 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [724247435] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:26,793 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:26,793 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2022-11-02 20:22:26,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285595330] [2022-11-02 20:22:26,793 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:26,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:22:26,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:26,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:22:26,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:22:26,795 INFO L87 Difference]: Start difference. First operand 208 states and 267 transitions. Second operand has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:27,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:27,006 INFO L93 Difference]: Finished difference Result 428 states and 568 transitions. [2022-11-02 20:22:27,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-02 20:22:27,008 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:27,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:27,009 INFO L225 Difference]: With dead ends: 428 [2022-11-02 20:22:27,009 INFO L226 Difference]: Without dead ends: 288 [2022-11-02 20:22:27,009 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306 [2022-11-02 20:22:27,010 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 268 mSDsluCounter, 1029 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 1173 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 68 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:27,010 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [268 Valid, 1173 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 64 Invalid, 0 Unknown, 68 Unchecked, 0.1s Time] [2022-11-02 20:22:27,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2022-11-02 20:22:27,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 208. [2022-11-02 20:22:27,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 207 states have (on average 1.285024154589372) internal successors, (266), 207 states have internal predecessors, (266), 0 states have call successors, (0), 0 states 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 20:22:27,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 266 transitions. [2022-11-02 20:22:27,019 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 266 transitions. Word has length 128 [2022-11-02 20:22:27,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:27,019 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 266 transitions. [2022-11-02 20:22:27,020 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.416666666666668) internal successors, (197), 12 states have internal predecessors, (197), 0 states have call successors, (0), 0 states 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 20:22:27,020 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 266 transitions. [2022-11-02 20:22:27,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-02 20:22:27,021 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:27,021 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:22:27,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (41)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:27,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:27,237 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:27,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:27,237 INFO L85 PathProgramCache]: Analyzing trace with hash 700102933, now seen corresponding path program 1 times [2022-11-02 20:22:27,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:27,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1674248489] [2022-11-02 20:22:27,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:27,238 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:27,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:27,239 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:27,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (42)] Waiting until timeout for monitored process [2022-11-02 20:22:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:27,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-02 20:22:27,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:27,946 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:27,946 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:28,254 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:22:28,254 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:28,254 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1674248489] [2022-11-02 20:22:28,255 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1674248489] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:28,255 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:28,255 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2022-11-02 20:22:28,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146705108] [2022-11-02 20:22:28,255 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:28,256 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-02 20:22:28,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:28,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 20:22:28,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:22:28,257 INFO L87 Difference]: Start difference. First operand 208 states and 266 transitions. Second operand has 14 states, 14 states have (on average 18.0) internal successors, (252), 14 states have internal predecessors, (252), 0 states have call successors, (0), 0 states 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 20:22:28,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:28,628 INFO L93 Difference]: Finished difference Result 481 states and 647 transitions. [2022-11-02 20:22:28,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-02 20:22:28,628 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 18.0) internal successors, (252), 14 states have internal predecessors, (252), 0 states have call successors, (0), 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 128 [2022-11-02 20:22:28,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:28,630 INFO L225 Difference]: With dead ends: 481 [2022-11-02 20:22:28,630 INFO L226 Difference]: Without dead ends: 341 [2022-11-02 20:22:28,630 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 241 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=141, Invalid=365, Unknown=0, NotChecked=0, Total=506 [2022-11-02 20:22:28,631 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 1037 mSDsluCounter, 829 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1037 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:28,631 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1037 Valid, 977 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:22:28,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2022-11-02 20:22:28,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 206. [2022-11-02 20:22:28,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 205 states have (on average 1.278048780487805) internal successors, (262), 205 states have internal predecessors, (262), 0 states have call successors, (0), 0 states 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 20:22:28,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 262 transitions. [2022-11-02 20:22:28,642 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 262 transitions. Word has length 128 [2022-11-02 20:22:28,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:28,642 INFO L495 AbstractCegarLoop]: Abstraction has 206 states and 262 transitions. [2022-11-02 20:22:28,642 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 18.0) internal successors, (252), 14 states have internal predecessors, (252), 0 states have call successors, (0), 0 states 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 20:22:28,643 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 262 transitions. [2022-11-02 20:22:28,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:22:28,644 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:28,644 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:22:28,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (42)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:28,858 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:28,858 INFO L420 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:28,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:28,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1580894893, now seen corresponding path program 1 times [2022-11-02 20:22:28,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:28,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1986835363] [2022-11-02 20:22:28,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:28,859 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:28,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:28,860 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:28,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (43)] Waiting until timeout for monitored process [2022-11-02 20:22:29,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:29,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-02 20:22:29,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:29,834 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 119 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:22:29,834 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:30,249 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 119 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:22:30,249 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:30,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1986835363] [2022-11-02 20:22:30,250 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1986835363] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:30,250 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:30,250 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2022-11-02 20:22:30,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365811888] [2022-11-02 20:22:30,250 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:30,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-11-02 20:22:30,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:30,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-11-02 20:22:30,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2022-11-02 20:22:30,252 INFO L87 Difference]: Start difference. First operand 206 states and 262 transitions. Second operand has 20 states, 20 states have (on average 16.2) internal successors, (324), 20 states have internal predecessors, (324), 0 states have call successors, (0), 0 states 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 20:22:31,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:31,340 INFO L93 Difference]: Finished difference Result 1184 states and 1548 transitions. [2022-11-02 20:22:31,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-02 20:22:31,341 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 16.2) internal successors, (324), 20 states have internal predecessors, (324), 0 states have call successors, (0), 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 195 [2022-11-02 20:22:31,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:31,344 INFO L225 Difference]: With dead ends: 1184 [2022-11-02 20:22:31,344 INFO L226 Difference]: Without dead ends: 1046 [2022-11-02 20:22:31,345 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 412 GetRequests, 370 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=393, Invalid=1499, Unknown=0, NotChecked=0, Total=1892 [2022-11-02 20:22:31,345 INFO L413 NwaCegarLoop]: 343 mSDtfsCounter, 2161 mSDsluCounter, 3615 mSDsCounter, 0 mSdLazyCounter, 374 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2161 SdHoareTripleChecker+Valid, 3958 SdHoareTripleChecker+Invalid, 417 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:31,346 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2161 Valid, 3958 Invalid, 417 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 374 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-02 20:22:31,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2022-11-02 20:22:31,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 350. [2022-11-02 20:22:31,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 350 states, 349 states have (on average 1.2979942693409743) internal successors, (453), 349 states have internal predecessors, (453), 0 states have call successors, (0), 0 states 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 20:22:31,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 453 transitions. [2022-11-02 20:22:31,380 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 453 transitions. Word has length 195 [2022-11-02 20:22:31,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:31,381 INFO L495 AbstractCegarLoop]: Abstraction has 350 states and 453 transitions. [2022-11-02 20:22:31,381 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 16.2) internal successors, (324), 20 states have internal predecessors, (324), 0 states have call successors, (0), 0 states 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 20:22:31,381 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 453 transitions. [2022-11-02 20:22:31,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:22:31,386 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:31,387 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:22:31,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (43)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:31,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 43 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:31,607 INFO L420 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:31,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:31,607 INFO L85 PathProgramCache]: Analyzing trace with hash 1163498287, now seen corresponding path program 1 times [2022-11-02 20:22:31,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:31,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2012434723] [2022-11-02 20:22:31,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:31,608 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:31,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:31,609 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:31,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (44)] Waiting until timeout for monitored process [2022-11-02 20:22:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:31,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-02 20:22:31,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:32,442 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 112 proven. 12 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:32,443 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:32,922 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 112 proven. 12 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:32,923 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:32,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2012434723] [2022-11-02 20:22:32,923 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2012434723] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:32,923 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:32,923 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2022-11-02 20:22:32,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024841671] [2022-11-02 20:22:32,924 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:32,924 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-02 20:22:32,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:32,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-02 20:22:32,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-11-02 20:22:32,925 INFO L87 Difference]: Start difference. First operand 350 states and 453 transitions. Second operand has 13 states, 13 states have (on average 16.53846153846154) internal successors, (215), 13 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:33,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:33,230 INFO L93 Difference]: Finished difference Result 826 states and 1140 transitions. [2022-11-02 20:22:33,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-02 20:22:33,230 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 16.53846153846154) internal successors, (215), 13 states have internal predecessors, (215), 0 states have call successors, (0), 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 195 [2022-11-02 20:22:33,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:33,234 INFO L225 Difference]: With dead ends: 826 [2022-11-02 20:22:33,234 INFO L226 Difference]: Without dead ends: 684 [2022-11-02 20:22:33,235 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 400 GetRequests, 377 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=167, Invalid=433, Unknown=0, NotChecked=0, Total=600 [2022-11-02 20:22:33,235 INFO L413 NwaCegarLoop]: 246 mSDtfsCounter, 794 mSDsluCounter, 1313 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 794 SdHoareTripleChecker+Valid, 1559 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 45 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:33,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [794 Valid, 1559 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 55 Invalid, 0 Unknown, 45 Unchecked, 0.1s Time] [2022-11-02 20:22:33,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 684 states. [2022-11-02 20:22:33,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 684 to 370. [2022-11-02 20:22:33,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 369 states have (on average 1.2981029810298104) internal successors, (479), 369 states have internal predecessors, (479), 0 states have call successors, (0), 0 states 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 20:22:33,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 479 transitions. [2022-11-02 20:22:33,263 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 479 transitions. Word has length 195 [2022-11-02 20:22:33,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:33,264 INFO L495 AbstractCegarLoop]: Abstraction has 370 states and 479 transitions. [2022-11-02 20:22:33,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 16.53846153846154) internal successors, (215), 13 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:33,264 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 479 transitions. [2022-11-02 20:22:33,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:22:33,266 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:33,266 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 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 20:22:33,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (44)] Ended with exit code 0 [2022-11-02 20:22:33,482 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 44 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:33,482 INFO L420 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:33,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:33,483 INFO L85 PathProgramCache]: Analyzing trace with hash 1597227373, now seen corresponding path program 1 times [2022-11-02 20:22:33,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:33,483 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [213579899] [2022-11-02 20:22:33,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:33,483 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:33,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:33,484 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:33,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (45)] Waiting until timeout for monitored process [2022-11-02 20:22:33,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:33,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-02 20:22:33,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:34,386 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 108 proven. 16 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:34,386 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:34,928 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 108 proven. 16 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:34,928 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:34,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [213579899] [2022-11-02 20:22:34,929 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [213579899] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:34,929 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:34,929 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-11-02 20:22:34,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457030209] [2022-11-02 20:22:34,930 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:34,930 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-02 20:22:34,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:34,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 20:22:34,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:22:34,931 INFO L87 Difference]: Start difference. First operand 370 states and 479 transitions. Second operand has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:35,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:35,387 INFO L93 Difference]: Finished difference Result 974 states and 1347 transitions. [2022-11-02 20:22:35,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-02 20:22:35,387 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 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 195 [2022-11-02 20:22:35,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:35,390 INFO L225 Difference]: With dead ends: 974 [2022-11-02 20:22:35,390 INFO L226 Difference]: Without dead ends: 812 [2022-11-02 20:22:35,391 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 376 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=227, Invalid=643, Unknown=0, NotChecked=0, Total=870 [2022-11-02 20:22:35,392 INFO L413 NwaCegarLoop]: 322 mSDtfsCounter, 904 mSDsluCounter, 1114 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 904 SdHoareTripleChecker+Valid, 1436 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 60 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:35,392 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [904 Valid, 1436 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 50 Invalid, 0 Unknown, 60 Unchecked, 0.1s Time] [2022-11-02 20:22:35,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 812 states. [2022-11-02 20:22:35,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 812 to 374. [2022-11-02 20:22:35,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 374 states, 373 states have (on average 1.2949061662198391) internal successors, (483), 373 states have internal predecessors, (483), 0 states have call successors, (0), 0 states 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 20:22:35,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 483 transitions. [2022-11-02 20:22:35,430 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 483 transitions. Word has length 195 [2022-11-02 20:22:35,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:35,430 INFO L495 AbstractCegarLoop]: Abstraction has 374 states and 483 transitions. [2022-11-02 20:22:35,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:35,431 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 483 transitions. [2022-11-02 20:22:35,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:22:35,432 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:35,432 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:22:35,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (45)] Ended with exit code 0 [2022-11-02 20:22:35,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:35,652 INFO L420 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:35,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:35,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1637902123, now seen corresponding path program 1 times [2022-11-02 20:22:35,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:35,653 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [672835574] [2022-11-02 20:22:35,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:35,654 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:35,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:35,655 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:35,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (46)] Waiting until timeout for monitored process [2022-11-02 20:22:35,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:36,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-02 20:22:36,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:36,513 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 104 proven. 20 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:36,513 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:36,995 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 104 proven. 20 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:36,995 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:36,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [672835574] [2022-11-02 20:22:36,996 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [672835574] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:36,996 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:36,996 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-11-02 20:22:36,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357890474] [2022-11-02 20:22:36,996 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:36,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-02 20:22:36,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:36,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 20:22:36,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:22:36,998 INFO L87 Difference]: Start difference. First operand 374 states and 483 transitions. Second operand has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:37,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:37,444 INFO L93 Difference]: Finished difference Result 1200 states and 1673 transitions. [2022-11-02 20:22:37,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-02 20:22:37,445 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 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 195 [2022-11-02 20:22:37,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:37,448 INFO L225 Difference]: With dead ends: 1200 [2022-11-02 20:22:37,448 INFO L226 Difference]: Without dead ends: 1034 [2022-11-02 20:22:37,449 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 403 GetRequests, 376 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=213, Invalid=599, Unknown=0, NotChecked=0, Total=812 [2022-11-02 20:22:37,449 INFO L413 NwaCegarLoop]: 321 mSDtfsCounter, 1175 mSDsluCounter, 1693 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1175 SdHoareTripleChecker+Valid, 2014 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 61 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:37,449 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1175 Valid, 2014 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 82 Invalid, 0 Unknown, 61 Unchecked, 0.2s Time] [2022-11-02 20:22:37,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1034 states. [2022-11-02 20:22:37,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1034 to 378. [2022-11-02 20:22:37,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 378 states, 377 states have (on average 1.2917771883289124) internal successors, (487), 377 states have internal predecessors, (487), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:37,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 487 transitions. [2022-11-02 20:22:37,477 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 487 transitions. Word has length 195 [2022-11-02 20:22:37,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:37,478 INFO L495 AbstractCegarLoop]: Abstraction has 378 states and 487 transitions. [2022-11-02 20:22:37,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:37,478 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 487 transitions. [2022-11-02 20:22:37,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:22:37,480 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:37,480 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:22:37,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (46)] Ended with exit code 0 [2022-11-02 20:22:37,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:37,694 INFO L420 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:37,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:37,695 INFO L85 PathProgramCache]: Analyzing trace with hash -1781046167, now seen corresponding path program 1 times [2022-11-02 20:22:37,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:37,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2135878330] [2022-11-02 20:22:37,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:37,696 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:37,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:37,697 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:37,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (47)] Waiting until timeout for monitored process [2022-11-02 20:22:38,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:38,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-02 20:22:38,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:38,568 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 100 proven. 24 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:38,568 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:39,036 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 100 proven. 24 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:39,036 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:39,036 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2135878330] [2022-11-02 20:22:39,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2135878330] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:39,037 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:39,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-11-02 20:22:39,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678526870] [2022-11-02 20:22:39,038 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:39,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-02 20:22:39,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:39,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 20:22:39,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:22:39,039 INFO L87 Difference]: Start difference. First operand 378 states and 487 transitions. Second operand has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:39,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:39,533 INFO L93 Difference]: Finished difference Result 872 states and 1186 transitions. [2022-11-02 20:22:39,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-02 20:22:39,534 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 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 195 [2022-11-02 20:22:39,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:39,537 INFO L225 Difference]: With dead ends: 872 [2022-11-02 20:22:39,537 INFO L226 Difference]: Without dead ends: 702 [2022-11-02 20:22:39,538 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 406 GetRequests, 376 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=253, Invalid=739, Unknown=0, NotChecked=0, Total=992 [2022-11-02 20:22:39,538 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 638 mSDsluCounter, 1214 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 638 SdHoareTripleChecker+Valid, 1393 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 56 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:39,539 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [638 Valid, 1393 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 85 Invalid, 0 Unknown, 56 Unchecked, 0.2s Time] [2022-11-02 20:22:39,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 702 states. [2022-11-02 20:22:39,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 702 to 382. [2022-11-02 20:22:39,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 382 states, 381 states have (on average 1.288713910761155) internal successors, (491), 381 states have internal predecessors, (491), 0 states have call successors, (0), 0 states 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 20:22:39,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 491 transitions. [2022-11-02 20:22:39,566 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 491 transitions. Word has length 195 [2022-11-02 20:22:39,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:39,567 INFO L495 AbstractCegarLoop]: Abstraction has 382 states and 491 transitions. [2022-11-02 20:22:39,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:39,567 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 491 transitions. [2022-11-02 20:22:39,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:22:39,568 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:39,569 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, 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 20:22:39,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (47)] Ended with exit code 0 [2022-11-02 20:22:39,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:39,782 INFO L420 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:39,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:39,783 INFO L85 PathProgramCache]: Analyzing trace with hash -242706137, now seen corresponding path program 1 times [2022-11-02 20:22:39,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:39,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [716279300] [2022-11-02 20:22:39,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:39,784 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:39,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:39,785 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:39,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (48)] Waiting until timeout for monitored process [2022-11-02 20:22:40,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:40,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-02 20:22:40,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:40,667 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 96 proven. 28 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:40,667 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:41,152 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 96 proven. 28 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:41,152 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:41,152 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [716279300] [2022-11-02 20:22:41,153 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [716279300] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:41,153 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:41,153 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-11-02 20:22:41,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035226900] [2022-11-02 20:22:41,153 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:41,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-02 20:22:41,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:41,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 20:22:41,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:22:41,155 INFO L87 Difference]: Start difference. First operand 382 states and 491 transitions. Second operand has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:41,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:41,659 INFO L93 Difference]: Finished difference Result 880 states and 1192 transitions. [2022-11-02 20:22:41,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-02 20:22:41,660 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 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 195 [2022-11-02 20:22:41,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:41,662 INFO L225 Difference]: With dead ends: 880 [2022-11-02 20:22:41,663 INFO L226 Difference]: Without dead ends: 706 [2022-11-02 20:22:41,664 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 376 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=235, Invalid=635, Unknown=0, NotChecked=0, Total=870 [2022-11-02 20:22:41,664 INFO L413 NwaCegarLoop]: 236 mSDtfsCounter, 882 mSDsluCounter, 1371 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 882 SdHoareTripleChecker+Valid, 1607 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 66 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:41,665 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [882 Valid, 1607 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 100 Invalid, 0 Unknown, 66 Unchecked, 0.2s Time] [2022-11-02 20:22:41,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 706 states. [2022-11-02 20:22:41,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 706 to 386. [2022-11-02 20:22:41,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 386 states, 385 states have (on average 1.2857142857142858) internal successors, (495), 385 states have internal predecessors, (495), 0 states have call successors, (0), 0 states 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 20:22:41,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 495 transitions. [2022-11-02 20:22:41,692 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 495 transitions. Word has length 195 [2022-11-02 20:22:41,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:41,692 INFO L495 AbstractCegarLoop]: Abstraction has 386 states and 495 transitions. [2022-11-02 20:22:41,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:41,693 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 495 transitions. [2022-11-02 20:22:41,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:22:41,694 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:41,694 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, 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] [2022-11-02 20:22:41,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (48)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:41,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 48 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:41,913 INFO L420 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:41,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:41,914 INFO L85 PathProgramCache]: Analyzing trace with hash -723786395, now seen corresponding path program 1 times [2022-11-02 20:22:41,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:41,914 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [322345682] [2022-11-02 20:22:41,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:41,914 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:41,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:41,915 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:41,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (49)] Waiting until timeout for monitored process [2022-11-02 20:22:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:42,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-02 20:22:42,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:42,805 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 92 proven. 32 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:42,805 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:43,302 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 92 proven. 32 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:43,302 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:43,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [322345682] [2022-11-02 20:22:43,303 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [322345682] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:43,303 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:43,303 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-11-02 20:22:43,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382484326] [2022-11-02 20:22:43,303 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:43,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-02 20:22:43,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:43,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 20:22:43,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:22:43,305 INFO L87 Difference]: Start difference. First operand 386 states and 495 transitions. Second operand has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:43,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:43,822 INFO L93 Difference]: Finished difference Result 990 states and 1347 transitions. [2022-11-02 20:22:43,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-02 20:22:43,823 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 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 195 [2022-11-02 20:22:43,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:43,826 INFO L225 Difference]: With dead ends: 990 [2022-11-02 20:22:43,826 INFO L226 Difference]: Without dead ends: 812 [2022-11-02 20:22:43,827 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 376 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=227, Invalid=643, Unknown=0, NotChecked=0, Total=870 [2022-11-02 20:22:43,828 INFO L413 NwaCegarLoop]: 298 mSDtfsCounter, 892 mSDsluCounter, 1353 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 892 SdHoareTripleChecker+Valid, 1651 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 66 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:43,828 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [892 Valid, 1651 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 106 Invalid, 0 Unknown, 66 Unchecked, 0.2s Time] [2022-11-02 20:22:43,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 812 states. [2022-11-02 20:22:43,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 812 to 390. [2022-11-02 20:22:43,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 390 states, 389 states have (on average 1.2827763496143958) internal successors, (499), 389 states have internal predecessors, (499), 0 states have call successors, (0), 0 states 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 20:22:43,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 499 transitions. [2022-11-02 20:22:43,861 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 499 transitions. Word has length 195 [2022-11-02 20:22:43,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:43,861 INFO L495 AbstractCegarLoop]: Abstraction has 390 states and 499 transitions. [2022-11-02 20:22:43,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:43,862 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 499 transitions. [2022-11-02 20:22:43,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:22:43,864 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:43,864 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, 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] [2022-11-02 20:22:43,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (49)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:44,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:44,088 INFO L420 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:44,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:44,088 INFO L85 PathProgramCache]: Analyzing trace with hash 1215375651, now seen corresponding path program 1 times [2022-11-02 20:22:44,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:44,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1130299085] [2022-11-02 20:22:44,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:44,090 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:44,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:44,091 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:44,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (50)] Waiting until timeout for monitored process [2022-11-02 20:22:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:44,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-02 20:22:44,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:45,070 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 80 proven. 44 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:45,070 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:45,664 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 80 proven. 44 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:45,665 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:45,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1130299085] [2022-11-02 20:22:45,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1130299085] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:45,665 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:45,666 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-11-02 20:22:45,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980531991] [2022-11-02 20:22:45,666 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:45,667 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-02 20:22:45,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:45,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 20:22:45,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:22:45,668 INFO L87 Difference]: Start difference. First operand 390 states and 499 transitions. Second operand has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:46,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:46,164 INFO L93 Difference]: Finished difference Result 994 states and 1347 transitions. [2022-11-02 20:22:46,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-02 20:22:46,164 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 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 195 [2022-11-02 20:22:46,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:46,167 INFO L225 Difference]: With dead ends: 994 [2022-11-02 20:22:46,168 INFO L226 Difference]: Without dead ends: 812 [2022-11-02 20:22:46,169 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 376 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=227, Invalid=643, Unknown=0, NotChecked=0, Total=870 [2022-11-02 20:22:46,169 INFO L413 NwaCegarLoop]: 299 mSDtfsCounter, 981 mSDsluCounter, 1068 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 981 SdHoareTripleChecker+Valid, 1367 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 62 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:46,170 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [981 Valid, 1367 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 58 Invalid, 0 Unknown, 62 Unchecked, 0.1s Time] [2022-11-02 20:22:46,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 812 states. [2022-11-02 20:22:46,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 812 to 402. [2022-11-02 20:22:46,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 402 states, 401 states have (on average 1.28428927680798) internal successors, (515), 401 states have internal predecessors, (515), 0 states have call successors, (0), 0 states 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 20:22:46,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 515 transitions. [2022-11-02 20:22:46,221 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 515 transitions. Word has length 195 [2022-11-02 20:22:46,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:46,222 INFO L495 AbstractCegarLoop]: Abstraction has 402 states and 515 transitions. [2022-11-02 20:22:46,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:46,222 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 515 transitions. [2022-11-02 20:22:46,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:22:46,224 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:46,224 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, 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] [2022-11-02 20:22:46,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (50)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:46,448 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 50 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:46,449 INFO L420 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:46,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:46,449 INFO L85 PathProgramCache]: Analyzing trace with hash 1463522145, now seen corresponding path program 1 times [2022-11-02 20:22:46,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:46,450 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1716499641] [2022-11-02 20:22:46,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:46,451 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:46,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:46,452 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:46,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (51)] Waiting until timeout for monitored process [2022-11-02 20:22:46,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:46,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-02 20:22:46,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:47,515 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 76 proven. 48 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:47,515 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:48,047 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 76 proven. 48 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:48,047 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:48,047 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1716499641] [2022-11-02 20:22:48,047 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1716499641] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:48,047 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:48,048 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-11-02 20:22:48,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60912299] [2022-11-02 20:22:48,048 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:48,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-02 20:22:48,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:48,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 20:22:48,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:22:48,050 INFO L87 Difference]: Start difference. First operand 402 states and 515 transitions. Second operand has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:48,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:48,463 INFO L93 Difference]: Finished difference Result 916 states and 1230 transitions. [2022-11-02 20:22:48,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-02 20:22:48,465 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 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 195 [2022-11-02 20:22:48,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:48,468 INFO L225 Difference]: With dead ends: 916 [2022-11-02 20:22:48,468 INFO L226 Difference]: Without dead ends: 722 [2022-11-02 20:22:48,469 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 403 GetRequests, 377 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=207, Invalid=549, Unknown=0, NotChecked=0, Total=756 [2022-11-02 20:22:48,470 INFO L413 NwaCegarLoop]: 243 mSDtfsCounter, 914 mSDsluCounter, 1189 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 914 SdHoareTripleChecker+Valid, 1432 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 51 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:48,470 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [914 Valid, 1432 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 59 Invalid, 0 Unknown, 51 Unchecked, 0.1s Time] [2022-11-02 20:22:48,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2022-11-02 20:22:48,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 406. [2022-11-02 20:22:48,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 406 states, 405 states have (on average 1.2814814814814814) internal successors, (519), 405 states have internal predecessors, (519), 0 states have call successors, (0), 0 states 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 20:22:48,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 519 transitions. [2022-11-02 20:22:48,501 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 519 transitions. Word has length 195 [2022-11-02 20:22:48,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:48,502 INFO L495 AbstractCegarLoop]: Abstraction has 406 states and 519 transitions. [2022-11-02 20:22:48,502 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:48,502 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 519 transitions. [2022-11-02 20:22:48,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:22:48,504 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:48,504 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, 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 20:22:48,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (51)] Forceful destruction successful, exit code 0 [2022-11-02 20:22:48,718 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 51 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:48,718 INFO L420 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:48,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:48,718 INFO L85 PathProgramCache]: Analyzing trace with hash 91714847, now seen corresponding path program 1 times [2022-11-02 20:22:48,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:48,719 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [113705604] [2022-11-02 20:22:48,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:48,719 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:48,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:48,720 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:48,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (52)] Waiting until timeout for monitored process [2022-11-02 20:22:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:49,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-02 20:22:49,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:49,648 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 72 proven. 52 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:49,648 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:50,159 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 72 proven. 52 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:50,160 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:50,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [113705604] [2022-11-02 20:22:50,160 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [113705604] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:50,160 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:50,161 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-11-02 20:22:50,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798814026] [2022-11-02 20:22:50,161 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:50,161 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-02 20:22:50,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:50,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 20:22:50,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:22:50,163 INFO L87 Difference]: Start difference. First operand 406 states and 519 transitions. Second operand has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:50,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:50,586 INFO L93 Difference]: Finished difference Result 924 states and 1236 transitions. [2022-11-02 20:22:50,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-02 20:22:50,587 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 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 195 [2022-11-02 20:22:50,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:50,590 INFO L225 Difference]: With dead ends: 924 [2022-11-02 20:22:50,590 INFO L226 Difference]: Without dead ends: 726 [2022-11-02 20:22:50,591 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 402 GetRequests, 376 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=206, Invalid=550, Unknown=0, NotChecked=0, Total=756 [2022-11-02 20:22:50,591 INFO L413 NwaCegarLoop]: 242 mSDtfsCounter, 673 mSDsluCounter, 1269 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 673 SdHoareTripleChecker+Valid, 1511 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 39 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:50,591 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [673 Valid, 1511 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 62 Invalid, 0 Unknown, 39 Unchecked, 0.2s Time] [2022-11-02 20:22:50,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 726 states. [2022-11-02 20:22:50,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 726 to 410. [2022-11-02 20:22:50,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 410 states, 409 states have (on average 1.2787286063569683) internal successors, (523), 409 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:50,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 523 transitions. [2022-11-02 20:22:50,621 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 523 transitions. Word has length 195 [2022-11-02 20:22:50,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:50,621 INFO L495 AbstractCegarLoop]: Abstraction has 410 states and 523 transitions. [2022-11-02 20:22:50,622 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:50,622 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 523 transitions. [2022-11-02 20:22:50,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:22:50,623 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:50,623 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:22:50,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (52)] Ended with exit code 0 [2022-11-02 20:22:50,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 52 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:50,838 INFO L420 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:50,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:50,839 INFO L85 PathProgramCache]: Analyzing trace with hash -937644451, now seen corresponding path program 1 times [2022-11-02 20:22:50,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:50,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1271955969] [2022-11-02 20:22:50,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:50,839 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:50,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:50,840 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:50,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (53)] Waiting until timeout for monitored process [2022-11-02 20:22:51,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:51,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-02 20:22:51,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:51,733 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 68 proven. 56 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:51,733 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:52,229 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 68 proven. 56 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:52,229 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:52,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1271955969] [2022-11-02 20:22:52,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1271955969] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:52,230 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:52,230 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-11-02 20:22:52,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920490751] [2022-11-02 20:22:52,231 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:52,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-02 20:22:52,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:52,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 20:22:52,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:22:52,232 INFO L87 Difference]: Start difference. First operand 410 states and 523 transitions. Second operand has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:52,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:52,702 INFO L93 Difference]: Finished difference Result 1086 states and 1464 transitions. [2022-11-02 20:22:52,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-02 20:22:52,703 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 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 195 [2022-11-02 20:22:52,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:52,706 INFO L225 Difference]: With dead ends: 1086 [2022-11-02 20:22:52,706 INFO L226 Difference]: Without dead ends: 884 [2022-11-02 20:22:52,707 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 403 GetRequests, 377 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=206, Invalid=550, Unknown=0, NotChecked=0, Total=756 [2022-11-02 20:22:52,708 INFO L413 NwaCegarLoop]: 241 mSDtfsCounter, 798 mSDsluCounter, 1466 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 798 SdHoareTripleChecker+Valid, 1707 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 45 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:52,708 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [798 Valid, 1707 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 86 Invalid, 0 Unknown, 45 Unchecked, 0.2s Time] [2022-11-02 20:22:52,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 884 states. [2022-11-02 20:22:52,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 884 to 414. [2022-11-02 20:22:52,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 414 states, 413 states have (on average 1.2760290556900726) internal successors, (527), 413 states have internal predecessors, (527), 0 states have call successors, (0), 0 states 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 20:22:52,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 527 transitions. [2022-11-02 20:22:52,738 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 527 transitions. Word has length 195 [2022-11-02 20:22:52,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:52,738 INFO L495 AbstractCegarLoop]: Abstraction has 414 states and 527 transitions. [2022-11-02 20:22:52,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:52,739 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 527 transitions. [2022-11-02 20:22:52,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:22:52,740 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:52,741 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:22:52,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (53)] Ended with exit code 0 [2022-11-02 20:22:52,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 53 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:52,954 INFO L420 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:52,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:52,955 INFO L85 PathProgramCache]: Analyzing trace with hash -1332011237, now seen corresponding path program 1 times [2022-11-02 20:22:52,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:52,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1013598680] [2022-11-02 20:22:52,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:52,955 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:52,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:52,956 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:52,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (54)] Waiting until timeout for monitored process [2022-11-02 20:22:53,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:53,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-02 20:22:53,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:53,873 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 60 proven. 64 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:53,874 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:54,386 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 60 proven. 64 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:54,386 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:54,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1013598680] [2022-11-02 20:22:54,386 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1013598680] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:54,386 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:54,386 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-11-02 20:22:54,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517563488] [2022-11-02 20:22:54,387 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:54,387 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-02 20:22:54,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:54,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 20:22:54,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:22:54,388 INFO L87 Difference]: Start difference. First operand 414 states and 527 transitions. Second operand has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:54,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:54,802 INFO L93 Difference]: Finished difference Result 948 states and 1258 transitions. [2022-11-02 20:22:54,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-02 20:22:54,803 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 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 195 [2022-11-02 20:22:54,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:54,806 INFO L225 Difference]: With dead ends: 948 [2022-11-02 20:22:54,806 INFO L226 Difference]: Without dead ends: 742 [2022-11-02 20:22:54,807 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 376 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=225, Invalid=645, Unknown=0, NotChecked=0, Total=870 [2022-11-02 20:22:54,807 INFO L413 NwaCegarLoop]: 239 mSDtfsCounter, 761 mSDsluCounter, 1022 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 761 SdHoareTripleChecker+Valid, 1261 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 71 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:54,808 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [761 Valid, 1261 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 54 Invalid, 0 Unknown, 71 Unchecked, 0.1s Time] [2022-11-02 20:22:54,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2022-11-02 20:22:54,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 422. [2022-11-02 20:22:54,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 421 states have (on average 1.2755344418052257) internal successors, (537), 421 states have internal predecessors, (537), 0 states have call successors, (0), 0 states 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 20:22:54,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 537 transitions. [2022-11-02 20:22:54,834 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 537 transitions. Word has length 195 [2022-11-02 20:22:54,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:54,834 INFO L495 AbstractCegarLoop]: Abstraction has 422 states and 537 transitions. [2022-11-02 20:22:54,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:54,835 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 537 transitions. [2022-11-02 20:22:54,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:22:54,836 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:54,836 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, 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 20:22:54,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (54)] Ended with exit code 0 [2022-11-02 20:22:55,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 54 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:55,056 INFO L420 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:55,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:55,056 INFO L85 PathProgramCache]: Analyzing trace with hash -1057251623, now seen corresponding path program 1 times [2022-11-02 20:22:55,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:55,057 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1521427140] [2022-11-02 20:22:55,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:55,057 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:55,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:55,058 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:55,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (55)] Waiting until timeout for monitored process [2022-11-02 20:22:55,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:55,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-02 20:22:55,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:55,968 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 52 proven. 72 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:55,968 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:56,476 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 52 proven. 72 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:56,476 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:56,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1521427140] [2022-11-02 20:22:56,476 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1521427140] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:56,476 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:56,477 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-11-02 20:22:56,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169603004] [2022-11-02 20:22:56,477 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:56,478 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-02 20:22:56,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:56,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 20:22:56,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:22:56,479 INFO L87 Difference]: Start difference. First operand 422 states and 537 transitions. Second operand has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:56,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:57,000 INFO L93 Difference]: Finished difference Result 1022 states and 1361 transitions. [2022-11-02 20:22:57,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-02 20:22:57,000 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 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 195 [2022-11-02 20:22:57,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:57,003 INFO L225 Difference]: With dead ends: 1022 [2022-11-02 20:22:57,003 INFO L226 Difference]: Without dead ends: 808 [2022-11-02 20:22:57,003 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 403 GetRequests, 376 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=213, Invalid=599, Unknown=0, NotChecked=0, Total=812 [2022-11-02 20:22:57,004 INFO L413 NwaCegarLoop]: 280 mSDtfsCounter, 1086 mSDsluCounter, 1329 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1086 SdHoareTripleChecker+Valid, 1609 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 74 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:57,004 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1086 Valid, 1609 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 69 Invalid, 0 Unknown, 74 Unchecked, 0.2s Time] [2022-11-02 20:22:57,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 808 states. [2022-11-02 20:22:57,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 808 to 430. [2022-11-02 20:22:57,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 429 states have (on average 1.275058275058275) internal successors, (547), 429 states have internal predecessors, (547), 0 states have call successors, (0), 0 states 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 20:22:57,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 547 transitions. [2022-11-02 20:22:57,033 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 547 transitions. Word has length 195 [2022-11-02 20:22:57,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:57,033 INFO L495 AbstractCegarLoop]: Abstraction has 430 states and 547 transitions. [2022-11-02 20:22:57,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:57,034 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 547 transitions. [2022-11-02 20:22:57,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:22:57,035 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:57,035 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, 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] [2022-11-02 20:22:57,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (55)] Ended with exit code 0 [2022-11-02 20:22:57,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 55 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:57,254 INFO L420 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:57,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:57,255 INFO L85 PathProgramCache]: Analyzing trace with hash -1566724713, now seen corresponding path program 1 times [2022-11-02 20:22:57,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:57,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [497732368] [2022-11-02 20:22:57,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:57,255 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:57,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:57,257 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:57,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (56)] Waiting until timeout for monitored process [2022-11-02 20:22:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:57,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-02 20:22:57,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:22:58,230 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 48 proven. 76 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:58,230 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:22:58,768 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 48 proven. 76 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:22:58,768 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:22:58,768 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [497732368] [2022-11-02 20:22:58,768 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [497732368] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:22:58,769 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:22:58,769 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-11-02 20:22:58,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188512979] [2022-11-02 20:22:58,769 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:22:58,770 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-02 20:22:58,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:22:58,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 20:22:58,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:22:58,771 INFO L87 Difference]: Start difference. First operand 430 states and 547 transitions. Second operand has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:59,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:59,238 INFO L93 Difference]: Finished difference Result 974 states and 1288 transitions. [2022-11-02 20:22:59,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-02 20:22:59,238 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 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 195 [2022-11-02 20:22:59,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:59,241 INFO L225 Difference]: With dead ends: 974 [2022-11-02 20:22:59,241 INFO L226 Difference]: Without dead ends: 752 [2022-11-02 20:22:59,242 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 402 GetRequests, 376 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=202, Invalid=554, Unknown=0, NotChecked=0, Total=756 [2022-11-02 20:22:59,242 INFO L413 NwaCegarLoop]: 274 mSDtfsCounter, 651 mSDsluCounter, 1443 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 651 SdHoareTripleChecker+Valid, 1717 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 65 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:59,243 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [651 Valid, 1717 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 90 Invalid, 0 Unknown, 65 Unchecked, 0.2s Time] [2022-11-02 20:22:59,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 752 states. [2022-11-02 20:22:59,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 752 to 434. [2022-11-02 20:22:59,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 433 states have (on average 1.2725173210161662) internal successors, (551), 433 states have internal predecessors, (551), 0 states have call successors, (0), 0 states 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 20:22:59,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 551 transitions. [2022-11-02 20:22:59,268 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 551 transitions. Word has length 195 [2022-11-02 20:22:59,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:59,268 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 551 transitions. [2022-11-02 20:22:59,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:22:59,269 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 551 transitions. [2022-11-02 20:22:59,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:22:59,270 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:59,270 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, 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 20:22:59,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (56)] Ended with exit code 0 [2022-11-02 20:22:59,471 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 56 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:22:59,471 INFO L420 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:59,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:59,471 INFO L85 PathProgramCache]: Analyzing trace with hash -1504685099, now seen corresponding path program 1 times [2022-11-02 20:22:59,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:22:59,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1377344065] [2022-11-02 20:22:59,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:59,472 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:22:59,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:22:59,473 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:22:59,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (57)] Waiting until timeout for monitored process [2022-11-02 20:22:59,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-02 20:22:59,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:00,404 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 40 proven. 84 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:23:00,404 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:00,947 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 40 proven. 84 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:23:00,948 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:00,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1377344065] [2022-11-02 20:23:00,948 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1377344065] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:00,948 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:00,948 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-11-02 20:23:00,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753972973] [2022-11-02 20:23:00,948 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:00,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-02 20:23:00,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:00,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 20:23:00,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:23:00,951 INFO L87 Difference]: Start difference. First operand 434 states and 551 transitions. Second operand has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:23:01,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:01,469 INFO L93 Difference]: Finished difference Result 984 states and 1296 transitions. [2022-11-02 20:23:01,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-02 20:23:01,470 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 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 195 [2022-11-02 20:23:01,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:01,473 INFO L225 Difference]: With dead ends: 984 [2022-11-02 20:23:01,473 INFO L226 Difference]: Without dead ends: 758 [2022-11-02 20:23:01,474 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 402 GetRequests, 376 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=207, Invalid=549, Unknown=0, NotChecked=0, Total=756 [2022-11-02 20:23:01,475 INFO L413 NwaCegarLoop]: 243 mSDtfsCounter, 775 mSDsluCounter, 1477 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 775 SdHoareTripleChecker+Valid, 1720 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 58 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:01,475 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [775 Valid, 1720 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 83 Invalid, 0 Unknown, 58 Unchecked, 0.2s Time] [2022-11-02 20:23:01,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 758 states. [2022-11-02 20:23:01,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 758 to 442. [2022-11-02 20:23:01,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 442 states, 441 states have (on average 1.272108843537415) internal successors, (561), 441 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 20:23:01,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 561 transitions. [2022-11-02 20:23:01,510 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 561 transitions. Word has length 195 [2022-11-02 20:23:01,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:01,510 INFO L495 AbstractCegarLoop]: Abstraction has 442 states and 561 transitions. [2022-11-02 20:23:01,511 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:23:01,511 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 561 transitions. [2022-11-02 20:23:01,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:23:01,512 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:01,513 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, 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] [2022-11-02 20:23:01,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (57)] Forceful destruction successful, exit code 0 [2022-11-02 20:23:01,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 57 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:01,736 INFO L420 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:01,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:01,737 INFO L85 PathProgramCache]: Analyzing trace with hash -1285830381, now seen corresponding path program 1 times [2022-11-02 20:23:01,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:01,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [255148947] [2022-11-02 20:23:01,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:23:01,738 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:01,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:01,739 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:01,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (58)] Waiting until timeout for monitored process [2022-11-02 20:23:02,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:02,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-02 20:23:02,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:02,672 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 36 proven. 88 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:23:02,672 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:03,204 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 36 proven. 88 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:23:03,204 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:03,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [255148947] [2022-11-02 20:23:03,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [255148947] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:03,205 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:03,205 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-11-02 20:23:03,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707552162] [2022-11-02 20:23:03,205 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:03,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-02 20:23:03,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:03,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 20:23:03,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:23:03,207 INFO L87 Difference]: Start difference. First operand 442 states and 561 transitions. Second operand has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:23:03,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:03,639 INFO L93 Difference]: Finished difference Result 996 states and 1308 transitions. [2022-11-02 20:23:03,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-02 20:23:03,640 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 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 195 [2022-11-02 20:23:03,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:03,642 INFO L225 Difference]: With dead ends: 996 [2022-11-02 20:23:03,642 INFO L226 Difference]: Without dead ends: 762 [2022-11-02 20:23:03,643 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 402 GetRequests, 376 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=202, Invalid=554, Unknown=0, NotChecked=0, Total=756 [2022-11-02 20:23:03,643 INFO L413 NwaCegarLoop]: 242 mSDtfsCounter, 844 mSDsluCounter, 1069 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 844 SdHoareTripleChecker+Valid, 1311 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 69 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:03,644 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [844 Valid, 1311 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 56 Invalid, 0 Unknown, 69 Unchecked, 0.1s Time] [2022-11-02 20:23:03,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 762 states. [2022-11-02 20:23:03,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 762 to 446. [2022-11-02 20:23:03,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 446 states, 445 states have (on average 1.2696629213483146) internal successors, (565), 445 states have internal predecessors, (565), 0 states have call successors, (0), 0 states 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 20:23:03,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 565 transitions. [2022-11-02 20:23:03,672 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 565 transitions. Word has length 195 [2022-11-02 20:23:03,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:03,672 INFO L495 AbstractCegarLoop]: Abstraction has 446 states and 565 transitions. [2022-11-02 20:23:03,673 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:23:03,673 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 565 transitions. [2022-11-02 20:23:03,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:23:03,674 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:03,674 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, 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] [2022-11-02 20:23:03,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (58)] Forceful destruction successful, exit code 0 [2022-11-02 20:23:03,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 58 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:03,896 INFO L420 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:03,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:03,896 INFO L85 PathProgramCache]: Analyzing trace with hash -2103478831, now seen corresponding path program 1 times [2022-11-02 20:23:03,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:03,897 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1186627636] [2022-11-02 20:23:03,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:23:03,897 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:03,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:03,898 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:03,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (59)] Waiting until timeout for monitored process [2022-11-02 20:23:04,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:04,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-02 20:23:04,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:04,805 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 32 proven. 92 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:23:04,805 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:05,326 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 32 proven. 92 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:23:05,326 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:05,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1186627636] [2022-11-02 20:23:05,326 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1186627636] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:05,326 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:05,327 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-11-02 20:23:05,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598510366] [2022-11-02 20:23:05,327 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:05,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-02 20:23:05,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:05,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 20:23:05,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:23:05,328 INFO L87 Difference]: Start difference. First operand 446 states and 565 transitions. Second operand has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:23:05,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:05,782 INFO L93 Difference]: Finished difference Result 1004 states and 1314 transitions. [2022-11-02 20:23:05,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-02 20:23:05,783 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 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 195 [2022-11-02 20:23:05,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:05,786 INFO L225 Difference]: With dead ends: 1004 [2022-11-02 20:23:05,786 INFO L226 Difference]: Without dead ends: 766 [2022-11-02 20:23:05,787 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 377 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=215, Invalid=597, Unknown=0, NotChecked=0, Total=812 [2022-11-02 20:23:05,787 INFO L413 NwaCegarLoop]: 220 mSDtfsCounter, 671 mSDsluCounter, 1220 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 671 SdHoareTripleChecker+Valid, 1440 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 61 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:05,787 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [671 Valid, 1440 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 66 Invalid, 0 Unknown, 61 Unchecked, 0.2s Time] [2022-11-02 20:23:05,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 766 states. [2022-11-02 20:23:05,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 766 to 450. [2022-11-02 20:23:05,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 449 states have (on average 1.2672605790645879) internal successors, (569), 449 states have internal predecessors, (569), 0 states have call successors, (0), 0 states 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 20:23:05,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 569 transitions. [2022-11-02 20:23:05,811 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 569 transitions. Word has length 195 [2022-11-02 20:23:05,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:05,811 INFO L495 AbstractCegarLoop]: Abstraction has 450 states and 569 transitions. [2022-11-02 20:23:05,811 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:23:05,812 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 569 transitions. [2022-11-02 20:23:05,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:23:05,812 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:05,813 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:23:05,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (59)] Ended with exit code 0 [2022-11-02 20:23:06,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 59 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:06,013 INFO L420 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:06,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:06,014 INFO L85 PathProgramCache]: Analyzing trace with hash 197343759, now seen corresponding path program 1 times [2022-11-02 20:23:06,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:06,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1286818564] [2022-11-02 20:23:06,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:23:06,015 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:06,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:06,016 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:06,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (60)] Waiting until timeout for monitored process [2022-11-02 20:23:06,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:06,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-02 20:23:06,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:06,943 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 24 proven. 100 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:23:06,943 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:07,443 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 24 proven. 100 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:23:07,443 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:07,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1286818564] [2022-11-02 20:23:07,443 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1286818564] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:07,444 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:07,444 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-11-02 20:23:07,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256494633] [2022-11-02 20:23:07,444 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:07,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-02 20:23:07,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:07,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 20:23:07,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:23:07,445 INFO L87 Difference]: Start difference. First operand 450 states and 569 transitions. Second operand has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:23:07,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:07,985 INFO L93 Difference]: Finished difference Result 1412 states and 1833 transitions. [2022-11-02 20:23:07,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-02 20:23:07,986 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 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 195 [2022-11-02 20:23:07,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:07,989 INFO L225 Difference]: With dead ends: 1412 [2022-11-02 20:23:07,989 INFO L226 Difference]: Without dead ends: 1170 [2022-11-02 20:23:07,989 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 406 GetRequests, 376 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=253, Invalid=739, Unknown=0, NotChecked=0, Total=992 [2022-11-02 20:23:07,990 INFO L413 NwaCegarLoop]: 384 mSDtfsCounter, 864 mSDsluCounter, 1943 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 864 SdHoareTripleChecker+Valid, 2327 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 93 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:07,990 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [864 Valid, 2327 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 92 Invalid, 0 Unknown, 93 Unchecked, 0.2s Time] [2022-11-02 20:23:07,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1170 states. [2022-11-02 20:23:08,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1170 to 458. [2022-11-02 20:23:08,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 458 states, 457 states have (on average 1.2669584245076586) internal successors, (579), 457 states have internal predecessors, (579), 0 states have call successors, (0), 0 states 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 20:23:08,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 579 transitions. [2022-11-02 20:23:08,012 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 579 transitions. Word has length 195 [2022-11-02 20:23:08,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:08,013 INFO L495 AbstractCegarLoop]: Abstraction has 458 states and 579 transitions. [2022-11-02 20:23:08,013 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:23:08,013 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 579 transitions. [2022-11-02 20:23:08,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:23:08,014 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:08,015 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:23:08,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (60)] Forceful destruction successful, exit code 0 [2022-11-02 20:23:08,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 60 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:08,228 INFO L420 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:08,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:08,228 INFO L85 PathProgramCache]: Analyzing trace with hash -813773491, now seen corresponding path program 1 times [2022-11-02 20:23:08,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:08,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1615756400] [2022-11-02 20:23:08,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:23:08,229 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:08,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:08,230 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:08,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (61)] Waiting until timeout for monitored process [2022-11-02 20:23:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:08,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-02 20:23:08,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:09,150 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 12 proven. 112 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:23:09,150 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:09,693 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 12 proven. 112 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:23:09,693 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:09,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1615756400] [2022-11-02 20:23:09,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1615756400] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:09,694 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:09,694 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-11-02 20:23:09,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645578172] [2022-11-02 20:23:09,694 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:09,695 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-02 20:23:09,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:09,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 20:23:09,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:23:09,696 INFO L87 Difference]: Start difference. First operand 458 states and 579 transitions. Second operand has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:23:10,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:10,156 INFO L93 Difference]: Finished difference Result 1036 states and 1350 transitions. [2022-11-02 20:23:10,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-02 20:23:10,156 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 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 195 [2022-11-02 20:23:10,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:10,159 INFO L225 Difference]: With dead ends: 1036 [2022-11-02 20:23:10,159 INFO L226 Difference]: Without dead ends: 786 [2022-11-02 20:23:10,160 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 403 GetRequests, 377 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=206, Invalid=550, Unknown=0, NotChecked=0, Total=756 [2022-11-02 20:23:10,160 INFO L413 NwaCegarLoop]: 241 mSDtfsCounter, 886 mSDsluCounter, 1440 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 886 SdHoareTripleChecker+Valid, 1681 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 63 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:10,160 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [886 Valid, 1681 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 89 Invalid, 0 Unknown, 63 Unchecked, 0.2s Time] [2022-11-02 20:23:10,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 786 states. [2022-11-02 20:23:10,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 786 to 470. [2022-11-02 20:23:10,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 470 states, 469 states have (on average 1.2686567164179106) internal successors, (595), 469 states have internal predecessors, (595), 0 states have call successors, (0), 0 states 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 20:23:10,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 595 transitions. [2022-11-02 20:23:10,201 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 595 transitions. Word has length 195 [2022-11-02 20:23:10,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:10,201 INFO L495 AbstractCegarLoop]: Abstraction has 470 states and 595 transitions. [2022-11-02 20:23:10,202 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.357142857142858) internal successors, (215), 14 states have internal predecessors, (215), 0 states have call successors, (0), 0 states 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 20:23:10,202 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 595 transitions. [2022-11-02 20:23:10,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-02 20:23:10,203 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:10,203 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, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:23:10,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (61)] Forceful destruction successful, exit code 0 [2022-11-02 20:23:10,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 61 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:10,418 INFO L420 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:10,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:10,418 INFO L85 PathProgramCache]: Analyzing trace with hash -1623120117, now seen corresponding path program 1 times [2022-11-02 20:23:10,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:10,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [613724236] [2022-11-02 20:23:10,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:23:10,419 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:10,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:10,420 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:10,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (62)] Waiting until timeout for monitored process [2022-11-02 20:23:10,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:10,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-02 20:23:10,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:11,689 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 4 proven. 120 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:23:11,689 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:12,157 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 4 proven. 120 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-02 20:23:12,157 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:12,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [613724236] [2022-11-02 20:23:12,158 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [613724236] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:12,158 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:12,158 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2022-11-02 20:23:12,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381678320] [2022-11-02 20:23:12,159 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:12,159 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-02 20:23:12,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:12,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-02 20:23:12,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2022-11-02 20:23:12,160 INFO L87 Difference]: Start difference. First operand 470 states and 595 transitions. Second operand has 16 states, 16 states have (on average 16.875) internal successors, (270), 16 states have internal predecessors, (270), 0 states have call successors, (0), 0 states 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 20:23:12,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:12,895 INFO L93 Difference]: Finished difference Result 1368 states and 1774 transitions. [2022-11-02 20:23:12,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-02 20:23:12,896 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 16.875) internal successors, (270), 16 states have internal predecessors, (270), 0 states have call successors, (0), 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 195 [2022-11-02 20:23:12,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:12,899 INFO L225 Difference]: With dead ends: 1368 [2022-11-02 20:23:12,899 INFO L226 Difference]: Without dead ends: 1106 [2022-11-02 20:23:12,900 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 406 GetRequests, 374 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=291, Invalid=831, Unknown=0, NotChecked=0, Total=1122 [2022-11-02 20:23:12,900 INFO L413 NwaCegarLoop]: 285 mSDtfsCounter, 1825 mSDsluCounter, 1188 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1825 SdHoareTripleChecker+Valid, 1473 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:12,901 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1825 Valid, 1473 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-02 20:23:12,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1106 states. [2022-11-02 20:23:12,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1106 to 478. [2022-11-02 20:23:12,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 478 states, 477 states have (on average 1.2683438155136268) internal successors, (605), 477 states have internal predecessors, (605), 0 states have call successors, (0), 0 states 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 20:23:12,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 605 transitions. [2022-11-02 20:23:12,931 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 605 transitions. Word has length 195 [2022-11-02 20:23:12,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:12,932 INFO L495 AbstractCegarLoop]: Abstraction has 478 states and 605 transitions. [2022-11-02 20:23:12,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 16.875) internal successors, (270), 16 states have internal predecessors, (270), 0 states have call successors, (0), 0 states 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 20:23:12,932 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 605 transitions. [2022-11-02 20:23:12,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-02 20:23:12,934 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:12,934 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:23:12,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (62)] Forceful destruction successful, exit code 0 [2022-11-02 20:23:13,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 62 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:13,157 INFO L420 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:13,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:13,158 INFO L85 PathProgramCache]: Analyzing trace with hash -1063487367, now seen corresponding path program 2 times [2022-11-02 20:23:13,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:13,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [169052820] [2022-11-02 20:23:13,159 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 20:23:13,160 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:13,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:13,161 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:13,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (63)] Waiting until timeout for monitored process [2022-11-02 20:23:13,397 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-02 20:23:13,397 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-02 20:23:13,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:23:13,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:14,333 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 162 proven. 9 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2022-11-02 20:23:14,333 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:15,836 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 162 proven. 9 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2022-11-02 20:23:15,837 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:15,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [169052820] [2022-11-02 20:23:15,837 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [169052820] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:15,838 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:15,838 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2022-11-02 20:23:15,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692788980] [2022-11-02 20:23:15,838 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:15,839 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-02 20:23:15,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:15,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-02 20:23:15,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:23:15,841 INFO L87 Difference]: Start difference. First operand 478 states and 605 transitions. Second operand has 8 states, 8 states have (on average 25.5) internal successors, (204), 8 states have internal predecessors, (204), 0 states have call successors, (0), 0 states 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 20:23:16,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:16,063 INFO L93 Difference]: Finished difference Result 1070 states and 1424 transitions. [2022-11-02 20:23:16,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:23:16,064 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 25.5) internal successors, (204), 8 states have internal predecessors, (204), 0 states have call successors, (0), 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 262 [2022-11-02 20:23:16,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:16,066 INFO L225 Difference]: With dead ends: 1070 [2022-11-02 20:23:16,066 INFO L226 Difference]: Without dead ends: 800 [2022-11-02 20:23:16,067 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 526 GetRequests, 516 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:23:16,067 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 531 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 531 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:16,068 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [531 Valid, 387 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:23:16,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2022-11-02 20:23:16,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 482. [2022-11-02 20:23:16,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 482 states, 481 states have (on average 1.2661122661122661) internal successors, (609), 481 states have internal predecessors, (609), 0 states have call successors, (0), 0 states 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 20:23:16,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 609 transitions. [2022-11-02 20:23:16,091 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 609 transitions. Word has length 262 [2022-11-02 20:23:16,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:16,092 INFO L495 AbstractCegarLoop]: Abstraction has 482 states and 609 transitions. [2022-11-02 20:23:16,092 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 25.5) internal successors, (204), 8 states have internal predecessors, (204), 0 states have call successors, (0), 0 states 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 20:23:16,092 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 609 transitions. [2022-11-02 20:23:16,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-02 20:23:16,093 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:16,094 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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 20:23:16,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (63)] Forceful destruction successful, exit code 0 [2022-11-02 20:23:16,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 63 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:16,298 INFO L420 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:16,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:16,299 INFO L85 PathProgramCache]: Analyzing trace with hash -1022812617, now seen corresponding path program 1 times [2022-11-02 20:23:16,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:16,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1374360905] [2022-11-02 20:23:16,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:23:16,300 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:16,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:16,301 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:16,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (64)] Waiting until timeout for monitored process [2022-11-02 20:23:16,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:16,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 1119 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-02 20:23:16,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:17,370 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 176 proven. 134 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2022-11-02 20:23:17,370 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:17,772 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 176 proven. 134 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2022-11-02 20:23:17,773 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:17,773 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1374360905] [2022-11-02 20:23:17,773 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1374360905] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:17,773 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:17,773 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2022-11-02 20:23:17,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333216541] [2022-11-02 20:23:17,774 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:17,774 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-02 20:23:17,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:17,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-02 20:23:17,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:23:17,776 INFO L87 Difference]: Start difference. First operand 482 states and 609 transitions. Second operand has 10 states, 10 states have (on average 27.3) internal successors, (273), 10 states have internal predecessors, (273), 0 states have call successors, (0), 0 states 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 20:23:18,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:18,025 INFO L93 Difference]: Finished difference Result 1113 states and 1418 transitions. [2022-11-02 20:23:18,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:23:18,026 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.3) internal successors, (273), 10 states have internal predecessors, (273), 0 states have call successors, (0), 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 262 [2022-11-02 20:23:18,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:18,027 INFO L225 Difference]: With dead ends: 1113 [2022-11-02 20:23:18,028 INFO L226 Difference]: Without dead ends: 703 [2022-11-02 20:23:18,028 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 528 GetRequests, 514 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2022-11-02 20:23:18,029 INFO L413 NwaCegarLoop]: 260 mSDtfsCounter, 458 mSDsluCounter, 923 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 458 SdHoareTripleChecker+Valid, 1183 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:18,031 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [458 Valid, 1183 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:23:18,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 703 states. [2022-11-02 20:23:18,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 703 to 685. [2022-11-02 20:23:18,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 685 states, 684 states have (on average 1.2675438596491229) internal successors, (867), 684 states have internal predecessors, (867), 0 states have call successors, (0), 0 states 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 20:23:18,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 685 states and 867 transitions. [2022-11-02 20:23:18,066 INFO L78 Accepts]: Start accepts. Automaton has 685 states and 867 transitions. Word has length 262 [2022-11-02 20:23:18,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:18,067 INFO L495 AbstractCegarLoop]: Abstraction has 685 states and 867 transitions. [2022-11-02 20:23:18,067 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.3) internal successors, (273), 10 states have internal predecessors, (273), 0 states have call successors, (0), 0 states 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 20:23:18,067 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 867 transitions. [2022-11-02 20:23:18,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-02 20:23:18,069 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:18,069 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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 20:23:18,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (64)] Ended with exit code 0 [2022-11-02 20:23:18,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 64 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:18,270 INFO L420 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:18,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:18,271 INFO L85 PathProgramCache]: Analyzing trace with hash 938762041, now seen corresponding path program 2 times [2022-11-02 20:23:18,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:18,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1217262434] [2022-11-02 20:23:18,272 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 20:23:18,272 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:18,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:18,273 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:18,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (65)] Waiting until timeout for monitored process [2022-11-02 20:23:18,488 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-02 20:23:18,489 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-02 20:23:18,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:23:18,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:19,316 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 156 proven. 15 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2022-11-02 20:23:19,317 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:20,712 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 156 proven. 15 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2022-11-02 20:23:20,712 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:20,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1217262434] [2022-11-02 20:23:20,713 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1217262434] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:20,714 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:20,714 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2022-11-02 20:23:20,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338590419] [2022-11-02 20:23:20,714 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:20,715 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-02 20:23:20,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:20,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-02 20:23:20,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:23:20,721 INFO L87 Difference]: Start difference. First operand 685 states and 867 transitions. Second operand has 8 states, 8 states have (on average 25.5) internal successors, (204), 8 states have internal predecessors, (204), 0 states have call successors, (0), 0 states 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 20:23:20,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:20,999 INFO L93 Difference]: Finished difference Result 1600 states and 2121 transitions. [2022-11-02 20:23:20,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:23:20,999 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 25.5) internal successors, (204), 8 states have internal predecessors, (204), 0 states have call successors, (0), 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 262 [2022-11-02 20:23:21,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:21,001 INFO L225 Difference]: With dead ends: 1600 [2022-11-02 20:23:21,002 INFO L226 Difference]: Without dead ends: 1184 [2022-11-02 20:23:21,002 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 526 GetRequests, 516 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:23:21,003 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 701 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 701 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:21,003 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [701 Valid, 387 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:23:21,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1184 states. [2022-11-02 20:23:21,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1184 to 691. [2022-11-02 20:23:21,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 691 states, 690 states have (on average 1.2652173913043478) internal successors, (873), 690 states have internal predecessors, (873), 0 states have call successors, (0), 0 states 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 20:23:21,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 873 transitions. [2022-11-02 20:23:21,049 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 873 transitions. Word has length 262 [2022-11-02 20:23:21,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:21,072 INFO L495 AbstractCegarLoop]: Abstraction has 691 states and 873 transitions. [2022-11-02 20:23:21,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 25.5) internal successors, (204), 8 states have internal predecessors, (204), 0 states have call successors, (0), 0 states 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 20:23:21,072 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 873 transitions. [2022-11-02 20:23:21,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-02 20:23:21,074 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:21,074 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:23:21,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (65)] Forceful destruction successful, exit code 0 [2022-11-02 20:23:21,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 65 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:21,288 INFO L420 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:21,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:21,289 INFO L85 PathProgramCache]: Analyzing trace with hash 1814781047, now seen corresponding path program 1 times [2022-11-02 20:23:21,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:21,290 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [624623790] [2022-11-02 20:23:21,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:23:21,290 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:21,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:21,291 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:21,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (66)] Waiting until timeout for monitored process [2022-11-02 20:23:21,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:21,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 1119 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-02 20:23:21,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:22,470 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 168 proven. 140 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-02 20:23:22,470 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:23,196 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 168 proven. 140 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-02 20:23:23,197 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:23,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [624623790] [2022-11-02 20:23:23,197 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [624623790] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:23,197 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:23,197 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2022-11-02 20:23:23,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040228127] [2022-11-02 20:23:23,198 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:23,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-11-02 20:23:23,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:23,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-02 20:23:23,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-11-02 20:23:23,199 INFO L87 Difference]: Start difference. First operand 691 states and 873 transitions. Second operand has 15 states, 15 states have (on average 22.6) internal successors, (339), 15 states have internal predecessors, (339), 0 states have call successors, (0), 0 states 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 20:23:23,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:23,558 INFO L93 Difference]: Finished difference Result 1305 states and 1657 transitions. [2022-11-02 20:23:23,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-02 20:23:23,559 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 22.6) internal successors, (339), 15 states have internal predecessors, (339), 0 states have call successors, (0), 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 262 [2022-11-02 20:23:23,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:23,561 INFO L225 Difference]: With dead ends: 1305 [2022-11-02 20:23:23,561 INFO L226 Difference]: Without dead ends: 883 [2022-11-02 20:23:23,562 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 531 GetRequests, 508 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=145, Invalid=407, Unknown=0, NotChecked=0, Total=552 [2022-11-02 20:23:23,562 INFO L413 NwaCegarLoop]: 310 mSDtfsCounter, 477 mSDsluCounter, 1623 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 477 SdHoareTripleChecker+Valid, 1933 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 45 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:23,563 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [477 Valid, 1933 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 58 Invalid, 0 Unknown, 45 Unchecked, 0.1s Time] [2022-11-02 20:23:23,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 883 states. [2022-11-02 20:23:23,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 883 to 679. [2022-11-02 20:23:23,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 679 states, 678 states have (on average 1.2654867256637168) internal successors, (858), 678 states have internal predecessors, (858), 0 states have call successors, (0), 0 states 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 20:23:23,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 679 states and 858 transitions. [2022-11-02 20:23:23,606 INFO L78 Accepts]: Start accepts. Automaton has 679 states and 858 transitions. Word has length 262 [2022-11-02 20:23:23,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:23,606 INFO L495 AbstractCegarLoop]: Abstraction has 679 states and 858 transitions. [2022-11-02 20:23:23,607 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 22.6) internal successors, (339), 15 states have internal predecessors, (339), 0 states have call successors, (0), 0 states 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 20:23:23,607 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 858 transitions. [2022-11-02 20:23:23,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-02 20:23:23,609 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:23,609 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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 20:23:23,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (66)] Forceful destruction successful, exit code 0 [2022-11-02 20:23:23,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 66 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:23,823 INFO L420 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:23,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:23,823 INFO L85 PathProgramCache]: Analyzing trace with hash 1331816377, now seen corresponding path program 2 times [2022-11-02 20:23:23,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:23,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1587275336] [2022-11-02 20:23:23,824 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 20:23:23,824 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:23,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:23,825 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:23,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (67)] Waiting until timeout for monitored process [2022-11-02 20:23:24,028 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-02 20:23:24,028 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-02 20:23:24,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:23:24,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:24,864 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 156 proven. 15 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2022-11-02 20:23:24,865 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:26,210 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 156 proven. 15 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2022-11-02 20:23:26,211 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:26,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1587275336] [2022-11-02 20:23:26,211 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1587275336] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:26,211 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:26,211 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2022-11-02 20:23:26,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816220946] [2022-11-02 20:23:26,212 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:26,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-02 20:23:26,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:26,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-02 20:23:26,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:23:26,213 INFO L87 Difference]: Start difference. First operand 679 states and 858 transitions. Second operand has 10 states, 10 states have (on average 20.6) internal successors, (206), 10 states have internal predecessors, (206), 0 states have call successors, (0), 0 states 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 20:23:26,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:26,767 INFO L93 Difference]: Finished difference Result 1582 states and 2094 transitions. [2022-11-02 20:23:26,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:23:26,768 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 20.6) internal successors, (206), 10 states have internal predecessors, (206), 0 states have call successors, (0), 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 262 [2022-11-02 20:23:26,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:26,770 INFO L225 Difference]: With dead ends: 1582 [2022-11-02 20:23:26,770 INFO L226 Difference]: Without dead ends: 1172 [2022-11-02 20:23:26,771 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 528 GetRequests, 514 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2022-11-02 20:23:26,771 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 707 mSDsluCounter, 212 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 707 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:26,771 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [707 Valid, 378 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:23:26,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1172 states. [2022-11-02 20:23:26,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1172 to 685. [2022-11-02 20:23:26,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 685 states, 684 states have (on average 1.263157894736842) internal successors, (864), 684 states have internal predecessors, (864), 0 states have call successors, (0), 0 states 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 20:23:26,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 685 states and 864 transitions. [2022-11-02 20:23:26,818 INFO L78 Accepts]: Start accepts. Automaton has 685 states and 864 transitions. Word has length 262 [2022-11-02 20:23:26,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:26,818 INFO L495 AbstractCegarLoop]: Abstraction has 685 states and 864 transitions. [2022-11-02 20:23:26,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 20.6) internal successors, (206), 10 states have internal predecessors, (206), 0 states have call successors, (0), 0 states 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 20:23:26,819 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 864 transitions. [2022-11-02 20:23:26,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-02 20:23:26,821 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:26,821 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:23:26,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (67)] Forceful destruction successful, exit code 0 [2022-11-02 20:23:27,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 67 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:27,035 INFO L420 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:27,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:27,035 INFO L85 PathProgramCache]: Analyzing trace with hash -2087131913, now seen corresponding path program 1 times [2022-11-02 20:23:27,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:27,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [385727837] [2022-11-02 20:23:27,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:23:27,036 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:27,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:27,037 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:27,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (68)] Waiting until timeout for monitored process [2022-11-02 20:23:27,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:27,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 1119 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-02 20:23:27,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:28,257 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 162 proven. 146 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-02 20:23:28,258 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:29,034 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 162 proven. 146 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-02 20:23:29,034 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:29,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [385727837] [2022-11-02 20:23:29,034 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [385727837] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:29,035 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:29,035 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 16 [2022-11-02 20:23:29,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927241075] [2022-11-02 20:23:29,035 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:29,036 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-02 20:23:29,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:29,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-02 20:23:29,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2022-11-02 20:23:29,037 INFO L87 Difference]: Start difference. First operand 685 states and 864 transitions. Second operand has 16 states, 16 states have (on average 21.1875) internal successors, (339), 16 states have internal predecessors, (339), 0 states have call successors, (0), 0 states 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 20:23:29,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:29,414 INFO L93 Difference]: Finished difference Result 1299 states and 1645 transitions. [2022-11-02 20:23:29,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-02 20:23:29,414 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 21.1875) internal successors, (339), 16 states have internal predecessors, (339), 0 states have call successors, (0), 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 262 [2022-11-02 20:23:29,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:29,416 INFO L225 Difference]: With dead ends: 1299 [2022-11-02 20:23:29,416 INFO L226 Difference]: Without dead ends: 883 [2022-11-02 20:23:29,416 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 532 GetRequests, 507 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=168, Invalid=482, Unknown=0, NotChecked=0, Total=650 [2022-11-02 20:23:29,417 INFO L413 NwaCegarLoop]: 305 mSDtfsCounter, 663 mSDsluCounter, 1690 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 663 SdHoareTripleChecker+Valid, 1995 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 52 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:29,419 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [663 Valid, 1995 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 79 Invalid, 0 Unknown, 52 Unchecked, 0.2s Time] [2022-11-02 20:23:29,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 883 states. [2022-11-02 20:23:29,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 883 to 679. [2022-11-02 20:23:29,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 679 states, 678 states have (on average 1.261061946902655) internal successors, (855), 678 states have internal predecessors, (855), 0 states have call successors, (0), 0 states 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 20:23:29,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 679 states and 855 transitions. [2022-11-02 20:23:29,487 INFO L78 Accepts]: Start accepts. Automaton has 679 states and 855 transitions. Word has length 262 [2022-11-02 20:23:29,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:29,487 INFO L495 AbstractCegarLoop]: Abstraction has 679 states and 855 transitions. [2022-11-02 20:23:29,487 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 21.1875) internal successors, (339), 16 states have internal predecessors, (339), 0 states have call successors, (0), 0 states 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 20:23:29,488 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 855 transitions. [2022-11-02 20:23:29,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-02 20:23:29,489 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:29,490 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:23:29,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (68)] Ended with exit code 0 [2022-11-02 20:23:29,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 68 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:29,699 INFO L420 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:29,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:29,699 INFO L85 PathProgramCache]: Analyzing trace with hash 1372491127, now seen corresponding path program 2 times [2022-11-02 20:23:29,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:29,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1568233820] [2022-11-02 20:23:29,700 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 20:23:29,700 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:29,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:29,701 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:29,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (69)] Waiting until timeout for monitored process [2022-11-02 20:23:29,914 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-02 20:23:29,914 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-02 20:23:29,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:23:29,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:30,815 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 150 proven. 21 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2022-11-02 20:23:30,815 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:32,177 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 150 proven. 21 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2022-11-02 20:23:32,177 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:32,177 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1568233820] [2022-11-02 20:23:32,177 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1568233820] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:32,177 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:32,178 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2022-11-02 20:23:32,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075064196] [2022-11-02 20:23:32,178 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:32,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-02 20:23:32,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:32,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-02 20:23:32,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:23:32,179 INFO L87 Difference]: Start difference. First operand 679 states and 855 transitions. Second operand has 10 states, 10 states have (on average 20.8) internal successors, (208), 10 states have internal predecessors, (208), 0 states have call successors, (0), 0 states 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 20:23:32,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:32,607 INFO L93 Difference]: Finished difference Result 1582 states and 2082 transitions. [2022-11-02 20:23:32,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:23:32,607 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 20.8) internal successors, (208), 10 states have internal predecessors, (208), 0 states have call successors, (0), 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 262 [2022-11-02 20:23:32,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:32,609 INFO L225 Difference]: With dead ends: 1582 [2022-11-02 20:23:32,609 INFO L226 Difference]: Without dead ends: 1172 [2022-11-02 20:23:32,610 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 528 GetRequests, 514 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2022-11-02 20:23:32,610 INFO L413 NwaCegarLoop]: 161 mSDtfsCounter, 629 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 629 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:32,610 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [629 Valid, 370 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:23:32,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1172 states. [2022-11-02 20:23:32,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1172 to 685. [2022-11-02 20:23:32,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 685 states, 684 states have (on average 1.2587719298245614) internal successors, (861), 684 states have internal predecessors, (861), 0 states have call successors, (0), 0 states 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 20:23:32,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 685 states and 861 transitions. [2022-11-02 20:23:32,639 INFO L78 Accepts]: Start accepts. Automaton has 685 states and 861 transitions. Word has length 262 [2022-11-02 20:23:32,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:32,639 INFO L495 AbstractCegarLoop]: Abstraction has 685 states and 861 transitions. [2022-11-02 20:23:32,639 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 20.8) internal successors, (208), 10 states have internal predecessors, (208), 0 states have call successors, (0), 0 states 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 20:23:32,640 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 861 transitions. [2022-11-02 20:23:32,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-02 20:23:32,641 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:32,641 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:23:32,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (69)] Ended with exit code 0 [2022-11-02 20:23:32,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 69 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:32,842 INFO L420 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:32,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:32,842 INFO L85 PathProgramCache]: Analyzing trace with hash -1384136139, now seen corresponding path program 1 times [2022-11-02 20:23:32,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:32,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [715480161] [2022-11-02 20:23:32,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:23:32,843 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:32,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:32,844 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:32,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (70)] Waiting until timeout for monitored process [2022-11-02 20:23:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:33,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 1119 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-02 20:23:33,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:34,062 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 156 proven. 152 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-02 20:23:34,062 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:34,797 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 156 proven. 152 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-02 20:23:34,797 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:34,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [715480161] [2022-11-02 20:23:34,798 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [715480161] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:34,798 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:34,798 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 16 [2022-11-02 20:23:34,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045251424] [2022-11-02 20:23:34,798 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:34,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-02 20:23:34,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:34,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-02 20:23:34,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2022-11-02 20:23:34,800 INFO L87 Difference]: Start difference. First operand 685 states and 861 transitions. Second operand has 16 states, 16 states have (on average 21.1875) internal successors, (339), 16 states have internal predecessors, (339), 0 states have call successors, (0), 0 states 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 20:23:35,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:35,093 INFO L93 Difference]: Finished difference Result 1096 states and 1400 transitions. [2022-11-02 20:23:35,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-02 20:23:35,094 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 21.1875) internal successors, (339), 16 states have internal predecessors, (339), 0 states have call successors, (0), 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 262 [2022-11-02 20:23:35,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:35,096 INFO L225 Difference]: With dead ends: 1096 [2022-11-02 20:23:35,096 INFO L226 Difference]: Without dead ends: 680 [2022-11-02 20:23:35,096 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 530 GetRequests, 507 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=149, Invalid=403, Unknown=0, NotChecked=0, Total=552 [2022-11-02 20:23:35,097 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 469 mSDsluCounter, 713 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 469 SdHoareTripleChecker+Valid, 865 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 37 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:35,097 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [469 Valid, 865 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 51 Invalid, 0 Unknown, 37 Unchecked, 0.1s Time] [2022-11-02 20:23:35,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2022-11-02 20:23:35,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 679. [2022-11-02 20:23:35,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 679 states, 678 states have (on average 1.2566371681415929) internal successors, (852), 678 states have internal predecessors, (852), 0 states have call successors, (0), 0 states 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 20:23:35,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 679 states and 852 transitions. [2022-11-02 20:23:35,139 INFO L78 Accepts]: Start accepts. Automaton has 679 states and 852 transitions. Word has length 262 [2022-11-02 20:23:35,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:35,140 INFO L495 AbstractCegarLoop]: Abstraction has 679 states and 852 transitions. [2022-11-02 20:23:35,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 21.1875) internal successors, (339), 16 states have internal predecessors, (339), 0 states have call successors, (0), 0 states 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 20:23:35,140 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 852 transitions. [2022-11-02 20:23:35,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-02 20:23:35,141 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:35,141 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:23:35,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (70)] Forceful destruction successful, exit code 0 [2022-11-02 20:23:35,341 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 70 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:35,342 INFO L420 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:35,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:35,342 INFO L85 PathProgramCache]: Analyzing trace with hash -2046457163, now seen corresponding path program 2 times [2022-11-02 20:23:35,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:35,343 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1857219920] [2022-11-02 20:23:35,343 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 20:23:35,343 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:35,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:35,344 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:35,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (71)] Waiting until timeout for monitored process [2022-11-02 20:23:35,542 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-02 20:23:35,542 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-02 20:23:35,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:23:35,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:36,511 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 144 proven. 27 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2022-11-02 20:23:36,511 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:37,904 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 144 proven. 27 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2022-11-02 20:23:37,905 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:37,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1857219920] [2022-11-02 20:23:37,905 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1857219920] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:37,906 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:37,906 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2022-11-02 20:23:37,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4307550] [2022-11-02 20:23:37,906 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:37,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-02 20:23:37,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:37,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-02 20:23:37,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:23:37,908 INFO L87 Difference]: Start difference. First operand 679 states and 852 transitions. Second operand has 10 states, 10 states have (on average 21.0) internal successors, (210), 10 states have internal predecessors, (210), 0 states have call successors, (0), 0 states 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 20:23:38,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:38,370 INFO L93 Difference]: Finished difference Result 1582 states and 2070 transitions. [2022-11-02 20:23:38,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:23:38,370 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 21.0) internal successors, (210), 10 states have internal predecessors, (210), 0 states have call successors, (0), 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 262 [2022-11-02 20:23:38,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:38,372 INFO L225 Difference]: With dead ends: 1582 [2022-11-02 20:23:38,372 INFO L226 Difference]: Without dead ends: 1172 [2022-11-02 20:23:38,373 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 528 GetRequests, 514 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2022-11-02 20:23:38,373 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 772 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 772 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:38,374 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [772 Valid, 364 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:23:38,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1172 states. [2022-11-02 20:23:38,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1172 to 685. [2022-11-02 20:23:38,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 685 states, 684 states have (on average 1.2543859649122806) internal successors, (858), 684 states have internal predecessors, (858), 0 states have call successors, (0), 0 states 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 20:23:38,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 685 states and 858 transitions. [2022-11-02 20:23:38,403 INFO L78 Accepts]: Start accepts. Automaton has 685 states and 858 transitions. Word has length 262 [2022-11-02 20:23:38,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:38,404 INFO L495 AbstractCegarLoop]: Abstraction has 685 states and 858 transitions. [2022-11-02 20:23:38,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 21.0) internal successors, (210), 10 states have internal predecessors, (210), 0 states have call successors, (0), 0 states 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 20:23:38,404 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 858 transitions. [2022-11-02 20:23:38,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-02 20:23:38,405 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:38,405 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:23:38,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (71)] Forceful destruction successful, exit code 0 [2022-11-02 20:23:38,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 71 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:38,618 INFO L420 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:38,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:38,619 INFO L85 PathProgramCache]: Analyzing trace with hash 1767429875, now seen corresponding path program 1 times [2022-11-02 20:23:38,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:38,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1137542852] [2022-11-02 20:23:38,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:23:38,620 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:38,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:38,622 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:38,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (72)] Waiting until timeout for monitored process [2022-11-02 20:23:39,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:39,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 1119 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-02 20:23:39,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:39,981 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 150 proven. 158 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-02 20:23:39,981 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:40,687 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 150 proven. 158 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-02 20:23:40,687 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:40,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1137542852] [2022-11-02 20:23:40,688 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1137542852] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:40,688 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:40,688 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 16 [2022-11-02 20:23:40,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175781457] [2022-11-02 20:23:40,688 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:40,689 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-02 20:23:40,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:40,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-02 20:23:40,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2022-11-02 20:23:40,690 INFO L87 Difference]: Start difference. First operand 685 states and 858 transitions. Second operand has 16 states, 16 states have (on average 21.1875) internal successors, (339), 16 states have internal predecessors, (339), 0 states have call successors, (0), 0 states 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 20:23:41,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:41,012 INFO L93 Difference]: Finished difference Result 1125 states and 1432 transitions. [2022-11-02 20:23:41,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-02 20:23:41,013 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 21.1875) internal successors, (339), 16 states have internal predecessors, (339), 0 states have call successors, (0), 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 262 [2022-11-02 20:23:41,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:41,014 INFO L225 Difference]: With dead ends: 1125 [2022-11-02 20:23:41,014 INFO L226 Difference]: Without dead ends: 709 [2022-11-02 20:23:41,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 532 GetRequests, 507 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=164, Invalid=486, Unknown=0, NotChecked=0, Total=650 [2022-11-02 20:23:41,015 INFO L413 NwaCegarLoop]: 238 mSDtfsCounter, 583 mSDsluCounter, 1130 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 583 SdHoareTripleChecker+Valid, 1368 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 51 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:41,016 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [583 Valid, 1368 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 47 Invalid, 0 Unknown, 51 Unchecked, 0.1s Time] [2022-11-02 20:23:41,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 709 states. [2022-11-02 20:23:41,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 709 to 679. [2022-11-02 20:23:41,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 679 states, 678 states have (on average 1.252212389380531) internal successors, (849), 678 states have internal predecessors, (849), 0 states have call successors, (0), 0 states 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 20:23:41,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 679 states and 849 transitions. [2022-11-02 20:23:41,047 INFO L78 Accepts]: Start accepts. Automaton has 679 states and 849 transitions. Word has length 262 [2022-11-02 20:23:41,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:41,047 INFO L495 AbstractCegarLoop]: Abstraction has 679 states and 849 transitions. [2022-11-02 20:23:41,047 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 21.1875) internal successors, (339), 16 states have internal predecessors, (339), 0 states have call successors, (0), 0 states 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 20:23:41,048 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 849 transitions. [2022-11-02 20:23:41,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-02 20:23:41,049 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:41,049 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:23:41,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (72)] Ended with exit code 0 [2022-11-02 20:23:41,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 72 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:41,250 INFO L420 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:41,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:41,250 INFO L85 PathProgramCache]: Analyzing trace with hash -508117133, now seen corresponding path program 2 times [2022-11-02 20:23:41,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:41,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [39026320] [2022-11-02 20:23:41,251 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 20:23:41,251 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:41,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:41,252 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:41,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (73)] Waiting until timeout for monitored process [2022-11-02 20:23:41,454 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-02 20:23:41,455 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-02 20:23:41,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-02 20:23:41,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:42,363 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 138 proven. 33 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2022-11-02 20:23:42,363 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:43,727 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 138 proven. 33 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2022-11-02 20:23:43,727 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:43,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [39026320] [2022-11-02 20:23:43,727 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [39026320] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:43,727 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:43,727 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2022-11-02 20:23:43,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559156948] [2022-11-02 20:23:43,728 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:43,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-02 20:23:43,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:43,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-02 20:23:43,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:23:43,729 INFO L87 Difference]: Start difference. First operand 679 states and 849 transitions. Second operand has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 states have internal predecessors, (212), 0 states have call successors, (0), 0 states 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 20:23:44,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:44,260 INFO L93 Difference]: Finished difference Result 1582 states and 2058 transitions. [2022-11-02 20:23:44,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:23:44,261 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 states have internal predecessors, (212), 0 states have call successors, (0), 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 262 [2022-11-02 20:23:44,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:44,262 INFO L225 Difference]: With dead ends: 1582 [2022-11-02 20:23:44,262 INFO L226 Difference]: Without dead ends: 1172 [2022-11-02 20:23:44,263 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 528 GetRequests, 514 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2022-11-02 20:23:44,263 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 802 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 802 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:44,263 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [802 Valid, 356 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:23:44,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1172 states. [2022-11-02 20:23:44,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1172 to 685. [2022-11-02 20:23:44,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 685 states, 684 states have (on average 1.25) internal successors, (855), 684 states have internal predecessors, (855), 0 states have call successors, (0), 0 states 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 20:23:44,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 685 states and 855 transitions. [2022-11-02 20:23:44,292 INFO L78 Accepts]: Start accepts. Automaton has 685 states and 855 transitions. Word has length 262 [2022-11-02 20:23:44,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:44,292 INFO L495 AbstractCegarLoop]: Abstraction has 685 states and 855 transitions. [2022-11-02 20:23:44,292 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 21.2) internal successors, (212), 10 states have internal predecessors, (212), 0 states have call successors, (0), 0 states 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 20:23:44,292 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 855 transitions. [2022-11-02 20:23:44,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-02 20:23:44,293 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:44,293 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:23:44,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (73)] Forceful destruction successful, exit code 0 [2022-11-02 20:23:44,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 73 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:44,494 INFO L420 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:44,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:44,494 INFO L85 PathProgramCache]: Analyzing trace with hash 1431044913, now seen corresponding path program 1 times [2022-11-02 20:23:44,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:44,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1705881989] [2022-11-02 20:23:44,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:23:44,495 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:44,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:44,496 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:44,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (74)] Waiting until timeout for monitored process [2022-11-02 20:23:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:44,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 1119 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-02 20:23:44,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:45,718 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 144 proven. 164 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-02 20:23:45,718 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:46,430 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 144 proven. 164 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-02 20:23:46,430 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:46,430 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1705881989] [2022-11-02 20:23:46,430 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1705881989] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:46,430 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:46,431 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 16 [2022-11-02 20:23:46,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463672272] [2022-11-02 20:23:46,431 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:46,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-02 20:23:46,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:46,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-02 20:23:46,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2022-11-02 20:23:46,432 INFO L87 Difference]: Start difference. First operand 685 states and 855 transitions. Second operand has 16 states, 16 states have (on average 21.1875) internal successors, (339), 16 states have internal predecessors, (339), 0 states have call successors, (0), 0 states 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 20:23:46,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:46,774 INFO L93 Difference]: Finished difference Result 1125 states and 1426 transitions. [2022-11-02 20:23:46,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-02 20:23:46,775 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 21.1875) internal successors, (339), 16 states have internal predecessors, (339), 0 states have call successors, (0), 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 262 [2022-11-02 20:23:46,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:46,776 INFO L225 Difference]: With dead ends: 1125 [2022-11-02 20:23:46,776 INFO L226 Difference]: Without dead ends: 709 [2022-11-02 20:23:46,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 532 GetRequests, 507 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=161, Invalid=489, Unknown=0, NotChecked=0, Total=650 [2022-11-02 20:23:46,777 INFO L413 NwaCegarLoop]: 236 mSDtfsCounter, 472 mSDsluCounter, 1193 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 472 SdHoareTripleChecker+Valid, 1429 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 53 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:46,777 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [472 Valid, 1429 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 52 Invalid, 0 Unknown, 53 Unchecked, 0.1s Time] [2022-11-02 20:23:46,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 709 states. [2022-11-02 20:23:46,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 709 to 679. [2022-11-02 20:23:46,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 679 states, 678 states have (on average 1.247787610619469) internal successors, (846), 678 states have internal predecessors, (846), 0 states have call successors, (0), 0 states 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 20:23:46,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 679 states and 846 transitions. [2022-11-02 20:23:46,805 INFO L78 Accepts]: Start accepts. Automaton has 679 states and 846 transitions. Word has length 262 [2022-11-02 20:23:46,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:46,805 INFO L495 AbstractCegarLoop]: Abstraction has 679 states and 846 transitions. [2022-11-02 20:23:46,806 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 21.1875) internal successors, (339), 16 states have internal predecessors, (339), 0 states have call successors, (0), 0 states 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 20:23:46,806 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 846 transitions. [2022-11-02 20:23:46,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-02 20:23:46,807 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:46,808 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:23:46,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (74)] Ended with exit code 0 [2022-11-02 20:23:47,022 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 74 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:47,022 INFO L420 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:47,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:47,023 INFO L85 PathProgramCache]: Analyzing trace with hash -989197391, now seen corresponding path program 2 times [2022-11-02 20:23:47,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:47,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1402175309] [2022-11-02 20:23:47,023 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 20:23:47,024 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:47,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:47,025 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:47,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (75)] Waiting until timeout for monitored process [2022-11-02 20:23:47,226 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-02 20:23:47,227 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-02 20:23:47,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:23:47,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:47,301 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-11-02 20:23:47,301 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:23:47,301 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:47,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1402175309] [2022-11-02 20:23:47,301 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1402175309] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:23:47,302 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:23:47,302 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:23:47,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618643253] [2022-11-02 20:23:47,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:23:47,302 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:23:47,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:47,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:23:47,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:23:47,303 INFO L87 Difference]: Start difference. First operand 679 states and 846 transitions. Second operand has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 0 states have call successors, (0), 0 states 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 20:23:47,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:47,487 INFO L93 Difference]: Finished difference Result 2263 states and 2899 transitions. [2022-11-02 20:23:47,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:23:47,487 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 0 states have call successors, (0), 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 262 [2022-11-02 20:23:47,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:47,490 INFO L225 Difference]: With dead ends: 2263 [2022-11-02 20:23:47,490 INFO L226 Difference]: Without dead ends: 1853 [2022-11-02 20:23:47,491 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:23:47,491 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 403 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 403 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:47,492 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [403 Valid, 398 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:23:47,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1853 states. [2022-11-02 20:23:47,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1853 to 793. [2022-11-02 20:23:47,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 793 states, 792 states have (on average 1.2840909090909092) internal successors, (1017), 792 states have internal predecessors, (1017), 0 states have call successors, (0), 0 states 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 20:23:47,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 793 states and 1017 transitions. [2022-11-02 20:23:47,558 INFO L78 Accepts]: Start accepts. Automaton has 793 states and 1017 transitions. Word has length 262 [2022-11-02 20:23:47,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:47,559 INFO L495 AbstractCegarLoop]: Abstraction has 793 states and 1017 transitions. [2022-11-02 20:23:47,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 0 states have call successors, (0), 0 states 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 20:23:47,559 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1017 transitions. [2022-11-02 20:23:47,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-02 20:23:47,561 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:47,561 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:23:47,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (75)] Forceful destruction successful, exit code 0 [2022-11-02 20:23:47,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 75 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:47,775 INFO L420 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:47,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:47,775 INFO L85 PathProgramCache]: Analyzing trace with hash 939075311, now seen corresponding path program 1 times [2022-11-02 20:23:47,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:47,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2092877188] [2022-11-02 20:23:47,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:23:47,776 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:47,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:47,777 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:47,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (76)] Waiting until timeout for monitored process [2022-11-02 20:23:48,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:48,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 1119 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-02 20:23:48,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:49,004 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 138 proven. 170 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-02 20:23:49,005 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:49,715 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 138 proven. 170 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-02 20:23:49,715 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:49,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2092877188] [2022-11-02 20:23:49,715 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2092877188] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:49,716 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:49,716 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 16 [2022-11-02 20:23:49,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835137534] [2022-11-02 20:23:49,716 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:49,717 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-02 20:23:49,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:49,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-02 20:23:49,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2022-11-02 20:23:49,717 INFO L87 Difference]: Start difference. First operand 793 states and 1017 transitions. Second operand has 16 states, 16 states have (on average 21.1875) internal successors, (339), 16 states have internal predecessors, (339), 0 states have call successors, (0), 0 states 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 20:23:49,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:49,990 INFO L93 Difference]: Finished difference Result 1318 states and 1718 transitions. [2022-11-02 20:23:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-02 20:23:49,990 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 21.1875) internal successors, (339), 16 states have internal predecessors, (339), 0 states have call successors, (0), 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 262 [2022-11-02 20:23:49,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:49,992 INFO L225 Difference]: With dead ends: 1318 [2022-11-02 20:23:49,992 INFO L226 Difference]: Without dead ends: 794 [2022-11-02 20:23:49,992 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 530 GetRequests, 507 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=147, Invalid=405, Unknown=0, NotChecked=0, Total=552 [2022-11-02 20:23:49,993 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 357 mSDsluCounter, 702 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 357 SdHoareTripleChecker+Valid, 845 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 73 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:49,993 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [357 Valid, 845 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 60 Invalid, 0 Unknown, 73 Unchecked, 0.1s Time] [2022-11-02 20:23:49,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2022-11-02 20:23:50,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 793. [2022-11-02 20:23:50,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 793 states, 792 states have (on average 1.2803030303030303) internal successors, (1014), 792 states have internal predecessors, (1014), 0 states have call successors, (0), 0 states 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 20:23:50,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 793 states and 1014 transitions. [2022-11-02 20:23:50,044 INFO L78 Accepts]: Start accepts. Automaton has 793 states and 1014 transitions. Word has length 262 [2022-11-02 20:23:50,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:50,045 INFO L495 AbstractCegarLoop]: Abstraction has 793 states and 1014 transitions. [2022-11-02 20:23:50,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 21.1875) internal successors, (339), 16 states have internal predecessors, (339), 0 states have call successors, (0), 0 states 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 20:23:50,045 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1014 transitions. [2022-11-02 20:23:50,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-02 20:23:50,047 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:23:50,047 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:23:50,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (76)] Forceful destruction successful, exit code 0 [2022-11-02 20:23:50,266 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 76 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:50,266 INFO L420 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:23:50,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:23:50,267 INFO L85 PathProgramCache]: Analyzing trace with hash -1416729939, now seen corresponding path program 1 times [2022-11-02 20:23:50,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:23:50,267 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1412942004] [2022-11-02 20:23:50,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:23:50,268 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:23:50,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:23:50,269 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:23:50,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (77)] Waiting until timeout for monitored process [2022-11-02 20:23:50,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:50,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 1119 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-02 20:23:50,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:23:51,957 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 132 proven. 176 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-02 20:23:51,958 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:23:52,572 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 132 proven. 176 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-02 20:23:52,572 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:23:52,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1412942004] [2022-11-02 20:23:52,572 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1412942004] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:23:52,573 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:23:52,573 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2022-11-02 20:23:52,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650923312] [2022-11-02 20:23:52,573 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:23:52,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-02 20:23:52,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:23:52,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-02 20:23:52,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2022-11-02 20:23:52,575 INFO L87 Difference]: Start difference. First operand 793 states and 1014 transitions. Second operand has 18 states, 18 states have (on average 19.555555555555557) internal successors, (352), 18 states have internal predecessors, (352), 0 states have call successors, (0), 0 states 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 20:23:52,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:52,947 INFO L93 Difference]: Finished difference Result 1437 states and 1813 transitions. [2022-11-02 20:23:52,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:23:52,948 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 19.555555555555557) internal successors, (352), 18 states have internal predecessors, (352), 0 states have call successors, (0), 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 262 [2022-11-02 20:23:52,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:52,948 INFO L225 Difference]: With dead ends: 1437 [2022-11-02 20:23:52,949 INFO L226 Difference]: Without dead ends: 0 [2022-11-02 20:23:52,949 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 529 GetRequests, 505 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=149, Invalid=451, Unknown=0, NotChecked=0, Total=600 [2022-11-02 20:23:52,950 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 557 mSDsluCounter, 626 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 557 SdHoareTripleChecker+Valid, 760 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:52,950 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [557 Valid, 760 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:23:52,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-02 20:23:52,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-02 20:23:52,951 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 20:23:52,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-02 20:23:52,951 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 262 [2022-11-02 20:23:52,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:52,951 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:23:52,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 19.555555555555557) internal successors, (352), 18 states have internal predecessors, (352), 0 states have call successors, (0), 0 states 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 20:23:52,952 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:23:52,952 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-02 20:23:52,955 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:23:52,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (77)] Ended with exit code 0 [2022-11-02 20:23:53,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 77 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_106edaee-acbd-49d4-807b-0aadee6add70/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:23:53,168 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.