./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_sync.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_sync.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/bin/utaipan-I9t0OCRTmS --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 32bit --witnessprinter.graph.data.programhash 459cf049271151c452003a0973bcdcc76c918d5759d842702be03de8528f67ef --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:10:09,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:10:09,727 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:10:09,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:10:09,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:10:09,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:10:09,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:10:09,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:10:09,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:10:09,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:10:09,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:10:09,766 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:10:09,766 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:10:09,768 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:10:09,770 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:10:09,771 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:10:09,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:10:09,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:10:09,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:10:09,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:10:09,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:10:09,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:10:09,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:10:09,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:10:09,790 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:10:09,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:10:09,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:10:09,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:10:09,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:10:09,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:10:09,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:10:09,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:10:09,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:10:09,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:10:09,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:10:09,800 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:10:09,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:10:09,802 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:10:09,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:10:09,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:10:09,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:10:09,806 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-19 07:10:09,837 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:10:09,844 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:10:09,846 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:10:09,847 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:10:09,847 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:10:09,848 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:10:09,848 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:10:09,848 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:10:09,848 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:10:09,849 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:10:09,850 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:10:09,850 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:10:09,850 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:10:09,851 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:10:09,851 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:10:09,851 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:10:09,851 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:10:09,851 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:10:09,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:10:09,852 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 07:10:09,853 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:10:09,853 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 07:10:09,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:10:09,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:10:09,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:10:09,855 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:10:09,855 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 07:10:09,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:10:09,856 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:10:09,856 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:10:09,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:10:09,857 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:10:09,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:10:09,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:10:09,857 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:10:09,858 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:10:09,858 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:10:09,858 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:10:09,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:10:09,859 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:10:09,859 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:10:09,860 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 459cf049271151c452003a0973bcdcc76c918d5759d842702be03de8528f67ef [2022-11-19 07:10:10,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:10:10,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:10:10,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:10:10,177 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:10:10,178 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:10:10,179 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/seq-pthread/cs_sync.i [2022-11-19 07:10:10,254 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/bin/utaipan-I9t0OCRTmS/data/328b2de91/88f7a51dde074214aeeaab58fa07890c/FLAGd0855acdb [2022-11-19 07:10:10,930 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:10:10,931 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/sv-benchmarks/c/seq-pthread/cs_sync.i [2022-11-19 07:10:10,953 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/bin/utaipan-I9t0OCRTmS/data/328b2de91/88f7a51dde074214aeeaab58fa07890c/FLAGd0855acdb [2022-11-19 07:10:11,177 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/bin/utaipan-I9t0OCRTmS/data/328b2de91/88f7a51dde074214aeeaab58fa07890c [2022-11-19 07:10:11,180 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:10:11,181 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:10:11,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:10:11,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:10:11,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:10:11,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:10:11" (1/1) ... [2022-11-19 07:10:11,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@387eef41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:11, skipping insertion in model container [2022-11-19 07:10:11,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:10:11" (1/1) ... [2022-11-19 07:10:11,206 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:10:11,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:10:11,745 WARN L234 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_f723c82b-4ff1-4da6-b55e-fd4574424e31/sv-benchmarks/c/seq-pthread/cs_sync.i[34698,34711] [2022-11-19 07:10:11,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:10:11,886 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:10:11,956 WARN L234 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_f723c82b-4ff1-4da6-b55e-fd4574424e31/sv-benchmarks/c/seq-pthread/cs_sync.i[34698,34711] [2022-11-19 07:10:12,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:10:12,079 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:10:12,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:12 WrapperNode [2022-11-19 07:10:12,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:10:12,081 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:10:12,081 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:10:12,081 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:10:12,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:12" (1/1) ... [2022-11-19 07:10:12,121 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:12" (1/1) ... [2022-11-19 07:10:12,167 INFO L138 Inliner]: procedures = 245, calls = 244, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 544 [2022-11-19 07:10:12,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:10:12,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:10:12,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:10:12,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:10:12,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:12" (1/1) ... [2022-11-19 07:10:12,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:12" (1/1) ... [2022-11-19 07:10:12,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:12" (1/1) ... [2022-11-19 07:10:12,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:12" (1/1) ... [2022-11-19 07:10:12,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:12" (1/1) ... [2022-11-19 07:10:12,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:12" (1/1) ... [2022-11-19 07:10:12,222 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:12" (1/1) ... [2022-11-19 07:10:12,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:12" (1/1) ... [2022-11-19 07:10:12,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:10:12,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:10:12,233 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:10:12,233 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:10:12,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:12" (1/1) ... [2022-11-19 07:10:12,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:10:12,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:10:12,288 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:10:12,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:10:12,327 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-19 07:10:12,328 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-19 07:10:12,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 07:10:12,328 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_signal [2022-11-19 07:10:12,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_signal [2022-11-19 07:10:12,328 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2022-11-19 07:10:12,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2022-11-19 07:10:12,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 07:10:12,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 07:10:12,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 07:10:12,329 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2022-11-19 07:10:12,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2022-11-19 07:10:12,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 07:10:12,329 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_init [2022-11-19 07:10:12,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_init [2022-11-19 07:10:12,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 07:10:12,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:10:12,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 07:10:12,329 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-19 07:10:12,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-19 07:10:12,330 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_wait [2022-11-19 07:10:12,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_wait [2022-11-19 07:10:12,330 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-19 07:10:12,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-19 07:10:12,330 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-19 07:10:12,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-19 07:10:12,330 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-19 07:10:12,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-19 07:10:12,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:10:12,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:10:12,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:10:12,580 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:10:12,582 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:10:13,157 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !(0 != ~__CS_ret~0 % 256); [2022-11-19 07:10:13,157 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2022-11-19 07:10:13,158 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !(0 != ~__CS_ret~0 % 256); [2022-11-19 07:10:13,158 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2022-11-19 07:10:13,158 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L991: SUMMARY for call __CS_cs(); srcloc: null [2022-11-19 07:10:13,159 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L991-1: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2022-11-19 07:10:13,159 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L991-1: assume !(0 != ~__CS_ret~0 % 256); [2022-11-19 07:10:15,578 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:10:15,753 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:10:15,773 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-19 07:10:15,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:10:15 BoogieIcfgContainer [2022-11-19 07:10:15,776 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:10:15,779 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:10:15,779 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:10:15,786 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:10:15,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:10:11" (1/3) ... [2022-11-19 07:10:15,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26a4f754 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:10:15, skipping insertion in model container [2022-11-19 07:10:15,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:10:12" (2/3) ... [2022-11-19 07:10:15,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26a4f754 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:10:15, skipping insertion in model container [2022-11-19 07:10:15,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:10:15" (3/3) ... [2022-11-19 07:10:15,789 INFO L112 eAbstractionObserver]: Analyzing ICFG cs_sync.i [2022-11-19 07:10:15,822 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:10:15,822 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 07:10:15,906 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:10:15,913 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@55a8af87, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:10:15,913 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 07:10:15,918 INFO L276 IsEmpty]: Start isEmpty. Operand has 160 states, 93 states have (on average 1.4193548387096775) internal successors, (132), 94 states have internal predecessors, (132), 55 states have call successors, (55), 10 states have call predecessors, (55), 10 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2022-11-19 07:10:15,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-19 07:10:15,939 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:10:15,940 INFO L195 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:10:15,940 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:10:15,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:10:15,945 INFO L85 PathProgramCache]: Analyzing trace with hash 643413204, now seen corresponding path program 1 times [2022-11-19 07:10:15,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:10:15,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034754660] [2022-11-19 07:10:15,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:10:15,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:10:16,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:10:16,960 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-19 07:10:16,961 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:10:16,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034754660] [2022-11-19 07:10:16,962 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034754660] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:10:16,963 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:10:16,963 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:10:16,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196812370] [2022-11-19 07:10:16,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:10:16,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:10:16,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:10:17,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:10:17,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:10:17,017 INFO L87 Difference]: Start difference. First operand has 160 states, 93 states have (on average 1.4193548387096775) internal successors, (132), 94 states have internal predecessors, (132), 55 states have call successors, (55), 10 states have call predecessors, (55), 10 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-19 07:10:19,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:10:19,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:10:19,320 INFO L93 Difference]: Finished difference Result 319 states and 486 transitions. [2022-11-19 07:10:19,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:10:19,323 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 50 [2022-11-19 07:10:19,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:10:19,333 INFO L225 Difference]: With dead ends: 319 [2022-11-19 07:10:19,333 INFO L226 Difference]: Without dead ends: 160 [2022-11-19 07:10:19,338 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:10:19,341 INFO L413 NwaCegarLoop]: 214 mSDtfsCounter, 2 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-19 07:10:19,342 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 428 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-11-19 07:10:19,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2022-11-19 07:10:19,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 159. [2022-11-19 07:10:19,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 93 states have (on average 1.3763440860215055) internal successors, (128), 93 states have internal predecessors, (128), 55 states have call successors, (55), 10 states have call predecessors, (55), 10 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2022-11-19 07:10:19,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 238 transitions. [2022-11-19 07:10:19,398 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 238 transitions. Word has length 50 [2022-11-19 07:10:19,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:10:19,398 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 238 transitions. [2022-11-19 07:10:19,399 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-19 07:10:19,399 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 238 transitions. [2022-11-19 07:10:19,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-19 07:10:19,403 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:10:19,403 INFO L195 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:10:19,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 07:10:19,404 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:10:19,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:10:19,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1885798493, now seen corresponding path program 1 times [2022-11-19 07:10:19,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:10:19,405 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054495351] [2022-11-19 07:10:19,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:10:19,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:10:19,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:10:20,038 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-19 07:10:20,043 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:10:20,044 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054495351] [2022-11-19 07:10:20,044 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054495351] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:10:20,044 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:10:20,045 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:10:20,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167085447] [2022-11-19 07:10:20,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:10:20,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:10:20,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:10:20,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:10:20,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:10:20,053 INFO L87 Difference]: Start difference. First operand 159 states and 238 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-19 07:10:22,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:10:22,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:10:22,258 INFO L93 Difference]: Finished difference Result 317 states and 476 transitions. [2022-11-19 07:10:22,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:10:22,259 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 52 [2022-11-19 07:10:22,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:10:22,261 INFO L225 Difference]: With dead ends: 317 [2022-11-19 07:10:22,262 INFO L226 Difference]: Without dead ends: 160 [2022-11-19 07:10:22,264 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:10:22,265 INFO L413 NwaCegarLoop]: 214 mSDtfsCounter, 0 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-19 07:10:22,266 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 427 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 44 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-11-19 07:10:22,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2022-11-19 07:10:22,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 160. [2022-11-19 07:10:22,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 94 states have (on average 1.372340425531915) internal successors, (129), 94 states have internal predecessors, (129), 55 states have call successors, (55), 10 states have call predecessors, (55), 10 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2022-11-19 07:10:22,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 239 transitions. [2022-11-19 07:10:22,287 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 239 transitions. Word has length 52 [2022-11-19 07:10:22,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:10:22,287 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 239 transitions. [2022-11-19 07:10:22,288 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-19 07:10:22,288 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 239 transitions. [2022-11-19 07:10:22,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-19 07:10:22,290 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:10:22,291 INFO L195 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:10:22,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 07:10:22,291 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:10:22,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:10:22,292 INFO L85 PathProgramCache]: Analyzing trace with hash -2015971326, now seen corresponding path program 1 times [2022-11-19 07:10:22,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:10:22,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389028312] [2022-11-19 07:10:22,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:10:22,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:10:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:10:22,869 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-19 07:10:22,871 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:10:22,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389028312] [2022-11-19 07:10:22,872 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389028312] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:10:22,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [758167137] [2022-11-19 07:10:22,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:10:22,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:10:22,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:10:22,883 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:10:22,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f723c82b-4ff1-4da6-b55e-fd4574424e31/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 07:10:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:10:23,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 1753 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-19 07:10:23,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:10:23,851 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-19 07:10:23,851 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:10:23,943 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-19 07:10:23,945 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [758167137] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:10:23,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [678704706] [2022-11-19 07:10:23,967 INFO L159 IcfgInterpreter]: Started Sifa with 34 locations of interest [2022-11-19 07:10:23,967 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 07:10:23,975 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 07:10:23,981 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 07:10:23,981 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 07:10:24,258 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-11-19 07:10:24,282 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-11-19 07:10:24,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:24,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:24,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:24,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:24,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:24,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:25,991 INFO L321 Elim1Store]: treesize reduction 1202, result has 16.9 percent of original size [2022-11-19 07:10:25,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 60 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 14 case distinctions, treesize of input 72 treesize of output 285 [2022-11-19 07:10:26,125 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 07:10:26,161 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 07:10:26,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:26,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:26,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:26,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:26,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:26,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:26,576 INFO L217 Elim1Store]: Index analysis took 280 ms [2022-11-19 07:10:28,833 INFO L321 Elim1Store]: treesize reduction 1712, result has 14.4 percent of original size [2022-11-19 07:10:28,834 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 67 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 88 case distinctions, treesize of input 167 treesize of output 413 [2022-11-19 07:10:29,040 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 07:10:29,087 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 07:10:29,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,746 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 22 select indices, 22 select index equivalence classes, 112 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 0 case distinctions, treesize of input 350 treesize of output 285 [2022-11-19 07:10:29,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:29,971 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 44 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 82 [2022-11-19 07:10:30,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,059 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 44 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 80 [2022-11-19 07:10:30,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,269 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 57 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 91 [2022-11-19 07:10:30,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,344 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 30 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 71 [2022-11-19 07:10:30,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,743 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 44 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 93 [2022-11-19 07:10:30,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,832 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 44 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 106 [2022-11-19 07:10:30,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:30,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:31,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:31,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:31,006 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 23 select indices, 23 select index equivalence classes, 99 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 277 [2022-11-19 07:10:32,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:32,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:32,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:32,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:32,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:32,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:32,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:32,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:32,824 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:32,915 INFO L321 Elim1Store]: treesize reduction 108, result has 15.0 percent of original size [2022-11-19 07:10:32,916 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 20 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 1950 treesize of output 1910 [2022-11-19 07:10:33,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,229 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:33,372 INFO L321 Elim1Store]: treesize reduction 208, result has 17.1 percent of original size [2022-11-19 07:10:33,373 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 1955 treesize of output 1944 [2022-11-19 07:10:33,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,932 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:33,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,939 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:33,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,957 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:33,959 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:33,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,965 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:33,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:33,969 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:33,970 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:33,972 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:34,746 INFO L321 Elim1Store]: treesize reduction 1587, result has 10.5 percent of original size [2022-11-19 07:10:34,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 23 select indices, 23 select index equivalence classes, 79 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 44 case distinctions, treesize of input 1974 treesize of output 1859 [2022-11-19 07:10:34,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:34,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:34,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:34,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:35,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:35,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:35,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:35,005 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:35,053 INFO L321 Elim1Store]: treesize reduction 108, result has 15.0 percent of original size [2022-11-19 07:10:35,054 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 20 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 1942 treesize of output 1902 [2022-11-19 07:10:35,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:35,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:35,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:35,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:35,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:35,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:35,203 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:35,268 INFO L321 Elim1Store]: treesize reduction 156, result has 21.6 percent of original size [2022-11-19 07:10:35,269 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 1934 treesize of output 1923 [2022-11-19 07:10:42,235 INFO L321 Elim1Store]: treesize reduction 44, result has 40.5 percent of original size [2022-11-19 07:10:42,236 INFO L350 Elim1Store]: Elim1 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 1 case distinctions, treesize of input 59 treesize of output 30 [2022-11-19 07:10:42,296 INFO L321 Elim1Store]: treesize reduction 32, result has 48.4 percent of original size [2022-11-19 07:10:42,296 INFO L350 Elim1Store]: Elim1 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 1 case distinctions, treesize of input 47 treesize of output 46 [2022-11-19 07:10:42,355 INFO L321 Elim1Store]: treesize reduction 45, result has 40.0 percent of original size [2022-11-19 07:10:42,356 INFO L350 Elim1Store]: Elim1 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 1 case distinctions, treesize of input 60 treesize of output 59 [2022-11-19 07:10:43,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,506 INFO L217 Elim1Store]: Index analysis took 294 ms [2022-11-19 07:10:43,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:43,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:44,023 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:44,024 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:10:47,546 INFO L321 Elim1Store]: treesize reduction 2425, result has 9.5 percent of original size [2022-11-19 07:10:47,547 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 22 select indices, 22 select index equivalence classes, 73 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 20 case distinctions, treesize of input 1196 treesize of output 1220 [2022-11-19 07:10:47,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:47,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:47,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:47,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:47,995 INFO L321 Elim1Store]: treesize reduction 82, result has 20.4 percent of original size [2022-11-19 07:10:47,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 998 treesize of output 997 [2022-11-19 07:10:48,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:48,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:48,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:48,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:48,339 INFO L321 Elim1Store]: treesize reduction 82, result has 20.4 percent of original size [2022-11-19 07:10:48,340 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 992 treesize of output 991 [2022-11-19 07:10:48,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:48,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:48,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:48,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:48,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:48,589 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-19 07:10:48,590 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 995 treesize of output 994 [2022-11-19 07:10:48,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:48,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:48,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:48,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:48,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:48,818 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-19 07:10:48,819 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 995 treesize of output 994 [2022-11-19 07:10:48,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:48,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:48,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:48,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:48,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:49,022 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-19 07:10:49,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 995 treesize of output 994 [2022-11-19 07:10:49,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:49,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:49,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:49,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:49,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:49,214 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-19 07:10:49,215 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 995 treesize of output 994 [2022-11-19 07:10:49,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:49,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:49,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:49,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:49,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:49,400 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-19 07:10:49,401 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 995 treesize of output 994 [2022-11-19 07:10:49,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:49,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:49,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:49,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:49,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:10:49,542 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-19 07:10:49,543 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 995 treesize of output 994 [2022-11-19 07:14:42,344 WARN L233 SmtUtils]: Spent 7.80s on a formula simplification that was a NOOP. DAG size: 614 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-19 07:18:02,420 WARN L233 SmtUtils]: Spent 6.53s on a formula simplification that was a NOOP. DAG size: 617 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-19 07:23:29,919 WARN L233 SmtUtils]: Spent 10.39s on a formula simplification that was a NOOP. DAG size: 698 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)