./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7 --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f5287aa284221e5fd9453b6be2206814d99b5890aba823bfb498c43964518ada --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:02:49,747 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:02:49,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:02:49,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:02:49,780 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:02:49,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:02:49,783 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:02:49,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:02:49,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:02:49,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:02:49,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:02:49,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:02:49,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:02:49,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:02:49,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:02:49,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:02:49,797 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:02:49,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:02:49,800 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:02:49,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:02:49,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:02:49,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:02:49,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:02:49,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:02:49,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:02:49,812 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:02:49,813 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:02:49,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:02:49,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:02:49,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:02:49,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:02:49,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:02:49,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:02:49,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:02:49,820 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:02:49,820 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:02:49,821 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:02:49,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:02:49,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:02:49,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:02:49,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:02:49,825 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 20:02:49,851 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:02:49,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:02:49,852 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:02:49,852 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:02:49,853 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:02:49,853 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:02:49,853 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:02:49,854 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:02:49,854 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:02:49,854 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:02:49,855 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:02:49,855 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:02:49,855 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:02:49,856 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:02:49,856 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:02:49,856 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:02:49,856 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:02:49,857 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:02:49,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:02:49,858 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:02:49,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:02:49,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:02:49,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:02:49,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:02:49,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:02:49,859 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:02:49,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:02:49,861 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:02:49,862 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:02:49,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:02:49,862 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:02:49,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:02:49,863 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:02:49,863 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:02:49,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:02:49,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:02:49,865 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:02:49,865 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:02:49,865 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5287aa284221e5fd9453b6be2206814d99b5890aba823bfb498c43964518ada [2021-11-25 20:02:50,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:02:50,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:02:50,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:02:50,209 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:02:50,210 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:02:50,211 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i [2021-11-25 20:02:50,282 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/data/1b847a2bb/40e948da83d94804a945ae5bd45deba4/FLAG175584e8f [2021-11-25 20:02:51,252 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:02:51,255 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i [2021-11-25 20:02:51,322 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/data/1b847a2bb/40e948da83d94804a945ae5bd45deba4/FLAG175584e8f [2021-11-25 20:02:51,669 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/data/1b847a2bb/40e948da83d94804a945ae5bd45deba4 [2021-11-25 20:02:51,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:02:51,673 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:02:51,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:02:51,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:02:51,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:02:51,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:02:51" (1/1) ... [2021-11-25 20:02:51,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e3cdd5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:51, skipping insertion in model container [2021-11-25 20:02:51,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:02:51" (1/1) ... [2021-11-25 20:02:51,688 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:02:51,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:02:54,102 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_a46889a8-c57b-4e75-a813-7479524bc95e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i[274049,274062] [2021-11-25 20:02:54,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:02:54,190 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:02:54,545 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_a46889a8-c57b-4e75-a813-7479524bc95e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i[274049,274062] [2021-11-25 20:02:54,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:02:54,816 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:02:54,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:54 WrapperNode [2021-11-25 20:02:54,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:02:54,818 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:02:54,818 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:02:54,818 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:02:54,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:54" (1/1) ... [2021-11-25 20:02:54,940 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:54" (1/1) ... [2021-11-25 20:02:55,121 INFO L137 Inliner]: procedures = 278, calls = 1469, calls flagged for inlining = 144, calls inlined = 134, statements flattened = 3585 [2021-11-25 20:02:55,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:02:55,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:02:55,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:02:55,123 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:02:55,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:54" (1/1) ... [2021-11-25 20:02:55,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:54" (1/1) ... [2021-11-25 20:02:55,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:54" (1/1) ... [2021-11-25 20:02:55,179 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:54" (1/1) ... [2021-11-25 20:02:55,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:54" (1/1) ... [2021-11-25 20:02:55,344 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:54" (1/1) ... [2021-11-25 20:02:55,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:54" (1/1) ... [2021-11-25 20:02:55,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:02:55,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:02:55,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:02:55,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:02:55,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:54" (1/1) ... [2021-11-25 20:02:55,416 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:02:55,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:02:55,443 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:02:55,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:02:55,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2021-11-25 20:02:55,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2021-11-25 20:02:55,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-25 20:02:55,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-25 20:02:55,494 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-25 20:02:55,495 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-25 20:02:55,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 20:02:55,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 20:02:55,495 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_stats [2021-11-25 20:02:55,495 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_stats [2021-11-25 20:02:55,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-25 20:02:55,496 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-25 20:02:55,496 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-25 20:02:55,496 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-25 20:02:55,496 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-25 20:02:55,496 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-25 20:02:55,496 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-25 20:02:55,496 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-25 20:02:55,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-25 20:02:55,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-25 20:02:55,497 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_write [2021-11-25 20:02:55,497 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_write [2021-11-25 20:02:55,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 20:02:55,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 20:02:55,498 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_mib [2021-11-25 20:02:55,498 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_mib [2021-11-25 20:02:55,498 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-25 20:02:55,498 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-25 20:02:55,498 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_interrupt [2021-11-25 20:02:55,499 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_interrupt [2021-11-25 20:02:55,499 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-11-25 20:02:55,499 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-11-25 20:02:55,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-25 20:02:55,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-25 20:02:55,499 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-25 20:02:55,499 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-25 20:02:55,500 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-25 20:02:55,500 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-25 20:02:55,500 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-25 20:02:55,500 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-25 20:02:55,500 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_coalesce [2021-11-25 20:02:55,501 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_coalesce [2021-11-25 20:02:55,501 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-25 20:02:55,501 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-25 20:02:55,501 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-25 20:02:55,501 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-25 20:02:55,501 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-25 20:02:55,502 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-25 20:02:55,502 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-25 20:02:55,502 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-25 20:02:55,503 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-11-25 20:02:55,503 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-11-25 20:02:55,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:02:55,504 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-11-25 20:02:55,504 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-11-25 20:02:55,504 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-25 20:02:55,504 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-25 20:02:55,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:02:55,504 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-25 20:02:55,505 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-25 20:02:55,505 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-25 20:02:55,505 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-25 20:02:55,506 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-25 20:02:55,506 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-25 20:02:55,506 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_disable_interrupt [2021-11-25 20:02:55,506 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_disable_interrupt [2021-11-25 20:02:55,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-25 20:02:55,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-25 20:02:55,547 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-25 20:02:55,547 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-25 20:02:55,547 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-11-25 20:02:55,547 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-11-25 20:02:55,547 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-25 20:02:55,547 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-25 20:02:55,547 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_multicast_list [2021-11-25 20:02:55,547 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_multicast_list [2021-11-25 20:02:55,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:02:55,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 20:02:55,547 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_resume [2021-11-25 20:02:55,548 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_resume [2021-11-25 20:02:55,548 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_tx_timeout [2021-11-25 20:02:55,548 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_tx_timeout [2021-11-25 20:02:55,548 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-25 20:02:55,548 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-25 20:02:55,548 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-25 20:02:55,548 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-25 20:02:55,548 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_read [2021-11-25 20:02:55,548 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_read [2021-11-25 20:02:55,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-25 20:02:55,549 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-25 20:02:55,549 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-25 20:02:55,549 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_rx_buff_len [2021-11-25 20:02:55,549 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_rx_buff_len [2021-11-25 20:02:55,549 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_restart [2021-11-25 20:02:55,549 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_restart [2021-11-25 20:02:55,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-25 20:02:55,549 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2021-11-25 20:02:55,549 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2021-11-25 20:02:55,549 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-11-25 20:02:55,549 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-11-25 20:02:55,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:02:55,550 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-25 20:02:55,550 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-25 20:02:55,550 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-25 20:02:55,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-25 20:02:55,550 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-25 20:02:55,550 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-25 20:02:55,550 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-25 20:02:55,550 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-25 20:02:55,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-25 20:02:55,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-25 20:02:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_ioctl [2021-11-25 20:02:55,551 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_ioctl [2021-11-25 20:02:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-25 20:02:55,551 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-25 20:02:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:02:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-25 20:02:55,551 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-25 20:02:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-11-25 20:02:55,551 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-11-25 20:02:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_write_phy [2021-11-25 20:02:55,552 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_write_phy [2021-11-25 20:02:55,552 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-25 20:02:55,552 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-25 20:02:55,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-25 20:02:55,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-25 20:02:55,552 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_mac_address [2021-11-25 20:02:55,552 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_mac_address [2021-11-25 20:02:55,552 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_stop_chip [2021-11-25 20:02:55,552 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_stop_chip [2021-11-25 20:02:55,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-25 20:02:55,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-25 20:02:55,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:02:55,553 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2021-11-25 20:02:55,553 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2021-11-25 20:02:55,553 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_phy [2021-11-25 20:02:55,553 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_phy [2021-11-25 20:02:55,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-25 20:02:55,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-25 20:02:55,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:02:55,553 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-25 20:02:55,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-25 20:02:55,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 20:02:55,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-25 20:02:55,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-25 20:02:55,554 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2021-11-25 20:02:55,554 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2021-11-25 20:02:55,554 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_poll [2021-11-25 20:02:55,554 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_poll [2021-11-25 20:02:55,554 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_change_mtu [2021-11-25 20:02:55,554 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_change_mtu [2021-11-25 20:02:55,554 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-25 20:02:55,554 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-25 20:02:55,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2021-11-25 20:02:55,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2021-11-25 20:02:55,555 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-25 20:02:55,555 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-25 20:02:55,555 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_remove_one [2021-11-25 20:02:55,555 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_remove_one [2021-11-25 20:02:55,555 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-25 20:02:55,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-25 20:02:55,557 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-11-25 20:02:55,557 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-11-25 20:02:55,557 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_free_skbs [2021-11-25 20:02:55,557 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_free_skbs [2021-11-25 20:02:55,558 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-25 20:02:55,558 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-25 20:02:55,558 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-25 20:02:55,558 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-25 20:02:55,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:02:55,558 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-11-25 20:02:55,558 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-11-25 20:02:55,558 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-11-25 20:02:55,559 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-11-25 20:02:55,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:02:55,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:02:56,274 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:02:56,277 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:02:56,761 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 20:02:59,009 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:02:59,822 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:02:59,822 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-25 20:02:59,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:02:59 BoogieIcfgContainer [2021-11-25 20:02:59,827 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:02:59,830 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:02:59,830 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:02:59,834 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:02:59,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:02:51" (1/3) ... [2021-11-25 20:02:59,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46206345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:02:59, skipping insertion in model container [2021-11-25 20:02:59,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:54" (2/3) ... [2021-11-25 20:02:59,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46206345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:02:59, skipping insertion in model container [2021-11-25 20:02:59,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:02:59" (3/3) ... [2021-11-25 20:02:59,837 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i [2021-11-25 20:02:59,842 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:02:59,842 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 20:02:59,893 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:02:59,899 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 20:02:59,900 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 20:02:59,949 INFO L276 IsEmpty]: Start isEmpty. Operand has 1201 states, 699 states have (on average 1.3290414878397712) internal successors, (929), 726 states have internal predecessors, (929), 421 states have call successors, (421), 80 states have call predecessors, (421), 79 states have return successors, (414), 409 states have call predecessors, (414), 414 states have call successors, (414) [2021-11-25 20:03:00,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-25 20:03:00,005 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:03:00,006 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:03:00,006 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:03:00,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:03:00,011 INFO L85 PathProgramCache]: Analyzing trace with hash -98582428, now seen corresponding path program 1 times [2021-11-25 20:03:00,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:03:00,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649560943] [2021-11-25 20:03:00,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:03:00,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:03:00,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:03:00,749 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2021-11-25 20:03:00,750 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:03:00,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649560943] [2021-11-25 20:03:00,751 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649560943] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:03:00,751 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:03:00,751 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:03:00,753 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453239293] [2021-11-25 20:03:00,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:03:00,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:03:00,758 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:03:00,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:03:00,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:03:00,789 INFO L87 Difference]: Start difference. First operand has 1201 states, 699 states have (on average 1.3290414878397712) internal successors, (929), 726 states have internal predecessors, (929), 421 states have call successors, (421), 80 states have call predecessors, (421), 79 states have return successors, (414), 409 states have call predecessors, (414), 414 states have call successors, (414) Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-11-25 20:03:02,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:03:02,132 INFO L93 Difference]: Finished difference Result 3117 states and 4580 transitions. [2021-11-25 20:03:02,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:03:02,134 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 180 [2021-11-25 20:03:02,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:03:02,174 INFO L225 Difference]: With dead ends: 3117 [2021-11-25 20:03:02,174 INFO L226 Difference]: Without dead ends: 1913 [2021-11-25 20:03:02,191 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:03:02,194 INFO L933 BasicCegarLoop]: 1865 mSDtfsCounter, 1096 mSDsluCounter, 1635 mSDsCounter, 0 mSdLazyCounter, 427 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1096 SdHoareTripleChecker+Valid, 3342 SdHoareTripleChecker+Invalid, 435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 427 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:03:02,196 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1096 Valid, 3342 Invalid, 435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 427 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-25 20:03:02,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1913 states. [2021-11-25 20:03:02,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1913 to 1908. [2021-11-25 20:03:02,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1908 states, 1130 states have (on average 1.315929203539823) internal successors, (1487), 1161 states have internal predecessors, (1487), 640 states have call successors, (640), 138 states have call predecessors, (640), 137 states have return successors, (643), 628 states have call predecessors, (643), 639 states have call successors, (643) [2021-11-25 20:03:02,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 1908 states and 2770 transitions. [2021-11-25 20:03:02,467 INFO L78 Accepts]: Start accepts. Automaton has 1908 states and 2770 transitions. Word has length 180 [2021-11-25 20:03:02,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:03:02,471 INFO L470 AbstractCegarLoop]: Abstraction has 1908 states and 2770 transitions. [2021-11-25 20:03:02,474 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-11-25 20:03:02,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 2770 transitions. [2021-11-25 20:03:02,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-25 20:03:02,488 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:03:02,488 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:03:02,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 20:03:02,490 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:03:02,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:03:02,492 INFO L85 PathProgramCache]: Analyzing trace with hash -719496505, now seen corresponding path program 1 times [2021-11-25 20:03:02,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:03:02,499 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824516] [2021-11-25 20:03:02,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:03:02,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:03:02,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:03:02,744 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2021-11-25 20:03:02,744 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:03:02,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824516] [2021-11-25 20:03:02,745 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824516] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:03:02,745 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:03:02,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:03:02,745 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206190278] [2021-11-25 20:03:02,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:03:02,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:03:02,748 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:03:02,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:03:02,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:03:02,749 INFO L87 Difference]: Start difference. First operand 1908 states and 2770 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-25 20:03:04,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:03:04,129 INFO L93 Difference]: Finished difference Result 5039 states and 7334 transitions. [2021-11-25 20:03:04,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:03:04,131 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 191 [2021-11-25 20:03:04,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:03:04,158 INFO L225 Difference]: With dead ends: 5039 [2021-11-25 20:03:04,158 INFO L226 Difference]: Without dead ends: 3155 [2021-11-25 20:03:04,169 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:03:04,175 INFO L933 BasicCegarLoop]: 2404 mSDtfsCounter, 1411 mSDsluCounter, 1648 mSDsCounter, 0 mSdLazyCounter, 427 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1411 SdHoareTripleChecker+Valid, 3897 SdHoareTripleChecker+Invalid, 429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 427 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:03:04,175 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1411 Valid, 3897 Invalid, 429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 427 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-25 20:03:04,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3155 states. [2021-11-25 20:03:04,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3155 to 3152. [2021-11-25 20:03:04,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3152 states, 1869 states have (on average 1.3210272873194222) internal successors, (2469), 1923 states have internal predecessors, (2469), 1061 states have call successors, (1061), 222 states have call predecessors, (1061), 221 states have return successors, (1064), 1041 states have call predecessors, (1064), 1060 states have call successors, (1064) [2021-11-25 20:03:04,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 3152 states and 4594 transitions. [2021-11-25 20:03:04,443 INFO L78 Accepts]: Start accepts. Automaton has 3152 states and 4594 transitions. Word has length 191 [2021-11-25 20:03:04,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:03:04,444 INFO L470 AbstractCegarLoop]: Abstraction has 3152 states and 4594 transitions. [2021-11-25 20:03:04,445 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-25 20:03:04,445 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 4594 transitions. [2021-11-25 20:03:04,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-11-25 20:03:04,454 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:03:04,455 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:03:04,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 20:03:04,455 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:03:04,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:03:04,456 INFO L85 PathProgramCache]: Analyzing trace with hash 1461386759, now seen corresponding path program 1 times [2021-11-25 20:03:04,456 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:03:04,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717394668] [2021-11-25 20:03:04,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:03:04,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:03:04,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:03:04,727 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2021-11-25 20:03:04,727 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:03:04,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717394668] [2021-11-25 20:03:04,728 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717394668] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:03:04,728 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:03:04,728 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:03:04,729 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452188556] [2021-11-25 20:03:04,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:03:04,730 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:03:04,730 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:03:04,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:03:04,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:03:04,731 INFO L87 Difference]: Start difference. First operand 3152 states and 4594 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-11-25 20:03:05,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:03:05,342 INFO L93 Difference]: Finished difference Result 6270 states and 9145 transitions. [2021-11-25 20:03:05,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:03:05,343 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 213 [2021-11-25 20:03:05,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:03:05,368 INFO L225 Difference]: With dead ends: 6270 [2021-11-25 20:03:05,368 INFO L226 Difference]: Without dead ends: 3152 [2021-11-25 20:03:05,384 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:03:05,385 INFO L933 BasicCegarLoop]: 1561 mSDtfsCounter, 1727 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1727 SdHoareTripleChecker+Valid, 1561 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-25 20:03:05,386 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1727 Valid, 1561 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-25 20:03:05,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3152 states. [2021-11-25 20:03:05,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3152 to 3152. [2021-11-25 20:03:05,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3152 states, 1869 states have (on average 1.3199571963616907) internal successors, (2467), 1923 states have internal predecessors, (2467), 1061 states have call successors, (1061), 222 states have call predecessors, (1061), 221 states have return successors, (1064), 1041 states have call predecessors, (1064), 1060 states have call successors, (1064) [2021-11-25 20:03:05,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 3152 states and 4592 transitions. [2021-11-25 20:03:05,683 INFO L78 Accepts]: Start accepts. Automaton has 3152 states and 4592 transitions. Word has length 213 [2021-11-25 20:03:05,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:03:05,683 INFO L470 AbstractCegarLoop]: Abstraction has 3152 states and 4592 transitions. [2021-11-25 20:03:05,685 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-11-25 20:03:05,685 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 4592 transitions. [2021-11-25 20:03:05,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-25 20:03:05,696 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:03:05,697 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:03:05,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 20:03:05,697 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:03:05,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:03:05,698 INFO L85 PathProgramCache]: Analyzing trace with hash -1456374416, now seen corresponding path program 1 times [2021-11-25 20:03:05,698 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:03:05,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676357264] [2021-11-25 20:03:05,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:03:05,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:03:05,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:03:05,984 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2021-11-25 20:03:05,985 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:03:05,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676357264] [2021-11-25 20:03:05,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676357264] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:03:05,985 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:03:05,986 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:03:05,986 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536845728] [2021-11-25 20:03:05,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:03:05,987 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:03:05,987 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:03:05,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:03:05,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:03:05,988 INFO L87 Difference]: Start difference. First operand 3152 states and 4592 transitions. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2021-11-25 20:03:07,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:03:07,357 INFO L93 Difference]: Finished difference Result 7590 states and 11088 transitions. [2021-11-25 20:03:07,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:03:07,358 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 248 [2021-11-25 20:03:07,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:03:07,438 INFO L225 Difference]: With dead ends: 7590 [2021-11-25 20:03:07,438 INFO L226 Difference]: Without dead ends: 4472 [2021-11-25 20:03:07,453 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:03:07,454 INFO L933 BasicCegarLoop]: 2793 mSDtfsCounter, 1480 mSDsluCounter, 1597 mSDsCounter, 0 mSdLazyCounter, 484 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1480 SdHoareTripleChecker+Valid, 4249 SdHoareTripleChecker+Invalid, 505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:03:07,455 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1480 Valid, 4249 Invalid, 505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 484 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-25 20:03:07,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4472 states. [2021-11-25 20:03:07,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4472 to 4465. [2021-11-25 20:03:07,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4465 states, 2668 states have (on average 1.3215892053973013) internal successors, (3526), 2745 states have internal predecessors, (3526), 1486 states have call successors, (1486), 311 states have call predecessors, (1486), 310 states have return successors, (1489), 1459 states have call predecessors, (1489), 1485 states have call successors, (1489) [2021-11-25 20:03:07,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4465 states to 4465 states and 6501 transitions. [2021-11-25 20:03:07,731 INFO L78 Accepts]: Start accepts. Automaton has 4465 states and 6501 transitions. Word has length 248 [2021-11-25 20:03:07,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:03:07,733 INFO L470 AbstractCegarLoop]: Abstraction has 4465 states and 6501 transitions. [2021-11-25 20:03:07,733 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2021-11-25 20:03:07,733 INFO L276 IsEmpty]: Start isEmpty. Operand 4465 states and 6501 transitions. [2021-11-25 20:03:07,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2021-11-25 20:03:07,748 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:03:07,750 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:03:07,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-25 20:03:07,750 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:03:07,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:03:07,751 INFO L85 PathProgramCache]: Analyzing trace with hash 240103717, now seen corresponding path program 1 times [2021-11-25 20:03:07,751 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:03:07,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616905224] [2021-11-25 20:03:07,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:03:07,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:03:07,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:03:08,050 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 583 trivial. 0 not checked. [2021-11-25 20:03:08,051 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:03:08,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616905224] [2021-11-25 20:03:08,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [616905224] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:03:08,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1161504039] [2021-11-25 20:03:08,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:03:08,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:03:08,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:03:08,054 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:03:08,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 20:03:08,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:03:08,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 2888 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 20:03:08,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:03:09,460 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 588 trivial. 0 not checked. [2021-11-25 20:03:09,460 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:03:09,460 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1161504039] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:03:09,460 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 20:03:09,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-11-25 20:03:09,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848359017] [2021-11-25 20:03:09,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:03:09,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:03:09,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:03:09,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:03:09,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-25 20:03:09,463 INFO L87 Difference]: Start difference. First operand 4465 states and 6501 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-11-25 20:03:11,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:03:11,098 INFO L93 Difference]: Finished difference Result 8952 states and 13086 transitions. [2021-11-25 20:03:11,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:03:11,098 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 259 [2021-11-25 20:03:11,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:03:11,139 INFO L225 Difference]: With dead ends: 8952 [2021-11-25 20:03:11,139 INFO L226 Difference]: Without dead ends: 4521 [2021-11-25 20:03:11,160 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-25 20:03:11,163 INFO L933 BasicCegarLoop]: 1560 mSDtfsCounter, 10 mSDsluCounter, 1716 mSDsCounter, 0 mSdLazyCounter, 353 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 3111 SdHoareTripleChecker+Invalid, 355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-25 20:03:11,165 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 3111 Invalid, 355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 353 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-25 20:03:11,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4521 states. [2021-11-25 20:03:11,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4521 to 4473. [2021-11-25 20:03:11,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4473 states, 2676 states have (on average 1.3206278026905829) internal successors, (3534), 2753 states have internal predecessors, (3534), 1486 states have call successors, (1486), 311 states have call predecessors, (1486), 310 states have return successors, (1489), 1459 states have call predecessors, (1489), 1485 states have call successors, (1489) [2021-11-25 20:03:11,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4473 states to 4473 states and 6509 transitions. [2021-11-25 20:03:11,452 INFO L78 Accepts]: Start accepts. Automaton has 4473 states and 6509 transitions. Word has length 259 [2021-11-25 20:03:11,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:03:11,457 INFO L470 AbstractCegarLoop]: Abstraction has 4473 states and 6509 transitions. [2021-11-25 20:03:11,459 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-11-25 20:03:11,459 INFO L276 IsEmpty]: Start isEmpty. Operand 4473 states and 6509 transitions. [2021-11-25 20:03:11,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2021-11-25 20:03:11,476 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:03:11,476 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:03:11,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 20:03:11,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:03:11,700 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:03:11,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:03:11,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1974455808, now seen corresponding path program 1 times [2021-11-25 20:03:11,701 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:03:11,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920617922] [2021-11-25 20:03:11,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:03:11,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:03:11,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:03:11,963 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 597 trivial. 0 not checked. [2021-11-25 20:03:11,963 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:03:11,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920617922] [2021-11-25 20:03:11,964 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920617922] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:03:11,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414045468] [2021-11-25 20:03:11,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:03:11,964 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:03:11,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:03:11,965 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:03:11,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a46889a8-c57b-4e75-a813-7479524bc95e/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 20:03:12,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:03:12,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 2907 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:03:12,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:03:13,338 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2021-11-25 20:03:13,338 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:03:13,905 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 597 trivial. 0 not checked. [2021-11-25 20:03:13,906 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1414045468] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:03:13,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [595482287] [2021-11-25 20:03:13,934 INFO L159 IcfgInterpreter]: Started Sifa with 138 locations of interest [2021-11-25 20:03:13,934 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:03:13,939 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:03:13,944 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:03:13,944 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:03:15,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 20:03:16,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 20:03:16,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 20:03:16,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:16,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:16,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:16,800 INFO L244 Elim1Store]: Index analysis took 258 ms [2021-11-25 20:03:25,395 WARN L227 SmtUtils]: Spent 8.56s on a formula simplification. DAG size of input: 891 DAG size of output: 420 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 20:03:25,399 INFO L354 Elim1Store]: treesize reduction 2569, result has 21.6 percent of original size [2021-11-25 20:03:25,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 46 select indices, 46 select index equivalence classes, 909 disjoint index pairs (out of 1035 index pairs), introduced 46 new quantified variables, introduced 171 case distinctions, treesize of input 255 treesize of output 873 [2021-11-25 20:03:25,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 20:03:26,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 20:03:26,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:26,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:26,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:26,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 42 select indices, 42 select index equivalence classes, 993 disjoint index pairs (out of 861 index pairs), introduced 42 new quantified variables, introduced 0 case distinctions, treesize of input 223 treesize of output 352 [2021-11-25 20:03:26,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 20:03:26,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 20:03:29,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:03:29,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:03:29,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-25 20:03:31,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,397 INFO L244 Elim1Store]: Index analysis took 313 ms [2021-11-25 20:03:31,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 79 select indices, 79 select index equivalence classes, 288 disjoint index pairs (out of 3081 index pairs), introduced 79 new quantified variables, introduced 0 case distinctions, treesize of input 636 treesize of output 238 [2021-11-25 20:03:31,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 45 select indices, 45 select index equivalence classes, 993 disjoint index pairs (out of 990 index pairs), introduced 45 new quantified variables, introduced 0 case distinctions, treesize of input 226 treesize of output 136 [2021-11-25 20:03:31,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:31,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 46 select indices, 46 select index equivalence classes, 1035 disjoint index pairs (out of 1035 index pairs), introduced 46 new quantified variables, introduced 0 case distinctions, treesize of input 231 treesize of output 139 [2021-11-25 20:03:36,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 45 select indices, 45 select index equivalence classes, 993 disjoint index pairs (out of 990 index pairs), introduced 45 new quantified variables, introduced 0 case distinctions, treesize of input 226 treesize of output 136 [2021-11-25 20:03:36,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,713 INFO L244 Elim1Store]: Index analysis took 281 ms [2021-11-25 20:03:36,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 79 select indices, 79 select index equivalence classes, 288 disjoint index pairs (out of 3081 index pairs), introduced 79 new quantified variables, introduced 0 case distinctions, treesize of input 636 treesize of output 238 [2021-11-25 20:03:36,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:36,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 46 select indices, 46 select index equivalence classes, 1035 disjoint index pairs (out of 1035 index pairs), introduced 46 new quantified variables, introduced 0 case distinctions, treesize of input 231 treesize of output 139 [2021-11-25 20:03:41,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-25 20:03:41,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:03:41,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:03:43,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-25 20:03:43,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:03:43,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:03:47,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-25 20:03:47,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:03:47,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:03:49,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:03:49,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-25 20:03:49,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:03:53,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-25 20:03:53,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:03:54,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:03:56,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:03:56,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-25 20:03:56,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:04:00,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:04:00,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:04:01,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-25 20:04:03,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-25 20:04:03,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:04:03,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:04:31,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:04:31,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-25 20:04:31,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:04:32,417 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:04:32,472 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:04:32,479 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:04:59,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-25 20:04:59,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:04:59,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:05:00,307 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:00,323 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:00,350 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:05:04,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-25 20:05:04,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:05:05,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:05:07,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:05:07,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-25 20:05:07,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-25 20:05:46,166 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_memset with input of size 1281 for LOIs [2021-11-25 20:05:48,241 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_init_zalloc with input of size 146 for LOIs [2021-11-25 20:05:48,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:05:48,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:05:48,901 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 165 for LOIs [2021-11-25 20:05:48,919 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 167 for LOIs [2021-11-25 20:05:48,961 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 20:06:45,314 WARN L227 SmtUtils]: Spent 56.23s on a formula simplification. DAG size of input: 1777 DAG size of output: 1531 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-25 20:07:22,597 WARN L227 SmtUtils]: Spent 32.24s on a formula simplification. DAG size of input: 1383 DAG size of output: 1372 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-25 20:08:13,479 WARN L227 SmtUtils]: Spent 50.44s on a formula simplification. DAG size of input: 1387 DAG size of output: 1376 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-25 20:09:27,141 WARN L227 SmtUtils]: Spent 1.22m on a formula simplification. DAG size of input: 1402 DAG size of output: 1387 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-25 20:10:58,088 WARN L227 SmtUtils]: Spent 1.51m on a formula simplification. DAG size of input: 1406 DAG size of output: 1391 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-25 20:13:20,809 WARN L227 SmtUtils]: Spent 2.37m on a formula simplification. DAG size of input: 1421 DAG size of output: 1402 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)