./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 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_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW --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 470d7065e9fd450e98d72326ef313763cf0710ea45f0a443b018e8a49bdf7927 --- 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-4e7fbc6 [2022-11-23 14:56:46,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:56:46,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:56:46,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:56:46,193 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:56:46,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:56:46,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:56:46,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:56:46,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:56:46,208 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:56:46,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:56:46,215 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:56:46,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:56:46,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:56:46,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:56:46,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:56:46,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:56:46,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:56:46,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:56:46,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:56:46,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:56:46,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:56:46,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:56:46,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:56:46,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:56:46,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:56:46,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:56:46,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:56:46,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:56:46,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:56:46,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:56:46,255 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:56:46,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:56:46,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:56:46,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:56:46,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:56:46,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:56:46,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:56:46,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:56:46,267 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:56:46,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:56:46,269 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-23 14:56:46,318 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:56:46,318 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:56:46,318 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:56:46,319 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:56:46,320 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:56:46,320 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:56:46,320 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:56:46,320 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:56:46,320 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:56:46,321 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:56:46,322 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:56:46,322 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:56:46,322 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:56:46,322 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:56:46,322 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:56:46,323 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:56:46,323 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:56:46,323 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:56:46,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:56:46,324 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 14:56:46,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:56:46,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 14:56:46,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:56:46,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:56:46,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:56:46,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:56:46,326 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 14:56:46,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:56:46,327 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:56:46,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:56:46,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:56:46,328 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:56:46,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:56:46,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:56:46,328 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:56:46,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:56:46,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:56:46,329 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:56:46,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:56:46,330 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:56:46,330 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:56:46,330 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_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 470d7065e9fd450e98d72326ef313763cf0710ea45f0a443b018e8a49bdf7927 [2022-11-23 14:56:46,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:56:46,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:56:46,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:56:46,670 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:56:46,670 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:56:46,672 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i [2022-11-23 14:56:49,874 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:56:50,236 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:56:50,236 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i [2022-11-23 14:56:50,255 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/data/9092802ed/7fd60f29a39a426999917f3341be64a6/FLAG0f2d077af [2022-11-23 14:56:50,276 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/data/9092802ed/7fd60f29a39a426999917f3341be64a6 [2022-11-23 14:56:50,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:56:50,281 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:56:50,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:56:50,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:56:50,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:56:50,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:56:50" (1/1) ... [2022-11-23 14:56:50,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ee7bd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:50, skipping insertion in model container [2022-11-23 14:56:50,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:56:50" (1/1) ... [2022-11-23 14:56:50,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:56:50,370 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:56:50,816 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i[33021,33034] [2022-11-23 14:56:50,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:56:50,947 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:56:50,993 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i[33021,33034] [2022-11-23 14:56:51,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:56:51,088 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:56:51,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:51 WrapperNode [2022-11-23 14:56:51,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:56:51,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:56:51,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:56:51,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:56:51,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:51" (1/1) ... [2022-11-23 14:56:51,123 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:51" (1/1) ... [2022-11-23 14:56:51,176 INFO L138 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 617 [2022-11-23 14:56:51,176 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:56:51,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:56:51,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:56:51,177 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:56:51,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:51" (1/1) ... [2022-11-23 14:56:51,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:51" (1/1) ... [2022-11-23 14:56:51,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:51" (1/1) ... [2022-11-23 14:56:51,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:51" (1/1) ... [2022-11-23 14:56:51,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:51" (1/1) ... [2022-11-23 14:56:51,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:51" (1/1) ... [2022-11-23 14:56:51,290 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:51" (1/1) ... [2022-11-23 14:56:51,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:51" (1/1) ... [2022-11-23 14:56:51,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:56:51,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:56:51,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:56:51,307 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:56:51,308 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:51" (1/1) ... [2022-11-23 14:56:51,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:56:51,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:56:51,357 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:56:51,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:56:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 14:56:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-23 14:56:51,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-23 14:56:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 14:56:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-23 14:56:51,392 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-23 14:56:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 14:56:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:56:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 14:56:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 14:56:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 14:56:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 14:56:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 14:56:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:56:51,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:56:51,595 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:56:51,599 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:56:52,813 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:56:53,125 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:56:53,126 INFO L300 CfgBuilder]: Removed 31 assume(true) statements. [2022-11-23 14:56:53,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:56:53 BoogieIcfgContainer [2022-11-23 14:56:53,129 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:56:53,131 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:56:53,131 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:56:53,134 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:56:53,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:56:50" (1/3) ... [2022-11-23 14:56:53,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2582e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:56:53, skipping insertion in model container [2022-11-23 14:56:53,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:51" (2/3) ... [2022-11-23 14:56:53,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2582e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:56:53, skipping insertion in model container [2022-11-23 14:56:53,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:56:53" (3/3) ... [2022-11-23 14:56:53,137 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SFH_test1-1.i [2022-11-23 14:56:53,156 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:56:53,156 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 14:56:53,221 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 14:56:53,231 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;@4f9feafc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 14:56:53,232 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 14:56:53,237 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 64 states have (on average 1.78125) internal successors, (114), 75 states have internal predecessors, (114), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2022-11-23 14:56:53,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-23 14:56:53,246 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:56:53,246 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:56:53,247 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:56:53,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:56:53,253 INFO L85 PathProgramCache]: Analyzing trace with hash 2109568137, now seen corresponding path program 1 times [2022-11-23 14:56:53,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:56:53,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634162280] [2022-11-23 14:56:53,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:56:53,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:56:53,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:56:53,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 14:56:53,525 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:56:53,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634162280] [2022-11-23 14:56:53,526 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634162280] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:56:53,526 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:56:53,527 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 14:56:53,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658099239] [2022-11-23 14:56:53,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:56:53,534 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:56:53,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:56:53,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:56:53,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:56:53,600 INFO L87 Difference]: Start difference. First operand has 81 states, 64 states have (on average 1.78125) internal successors, (114), 75 states have internal predecessors, (114), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 14:56:55,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:56:55,513 INFO L93 Difference]: Finished difference Result 209 states and 376 transitions. [2022-11-23 14:56:55,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 14:56:55,521 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-23 14:56:55,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:56:55,530 INFO L225 Difference]: With dead ends: 209 [2022-11-23 14:56:55,531 INFO L226 Difference]: Without dead ends: 128 [2022-11-23 14:56:55,536 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:56:55,539 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 49 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-23 14:56:55,541 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 206 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-23 14:56:55,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2022-11-23 14:56:55,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 81. [2022-11-23 14:56:55,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 65 states have (on average 1.2769230769230768) internal successors, (83), 75 states have internal predecessors, (83), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2022-11-23 14:56:55,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 109 transitions. [2022-11-23 14:56:55,618 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 109 transitions. Word has length 8 [2022-11-23 14:56:55,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:56:55,619 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 109 transitions. [2022-11-23 14:56:55,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 14:56:55,620 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2022-11-23 14:56:55,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-23 14:56:55,625 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:56:55,625 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:56:55,626 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 14:56:55,626 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:56:55,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:56:55,627 INFO L85 PathProgramCache]: Analyzing trace with hash -843316591, now seen corresponding path program 1 times [2022-11-23 14:56:55,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:56:55,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444070423] [2022-11-23 14:56:55,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:56:55,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:56:55,815 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:56:55,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [76687719] [2022-11-23 14:56:55,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:56:55,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:56:55,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:56:55,823 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:56:55,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 14:56:56,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:56:56,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 14:56:56,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:56:56,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 14:56:56,753 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 14:56:56,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 14:56:56,822 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:56:56,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444070423] [2022-11-23 14:56:56,823 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:56:56,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [76687719] [2022-11-23 14:56:56,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [76687719] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 14:56:56,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1625996512] [2022-11-23 14:56:56,866 INFO L159 IcfgInterpreter]: Started Sifa with 31 locations of interest [2022-11-23 14:56:56,866 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 14:56:56,870 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 14:56:56,875 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 14:56:56,892 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 14:56:57,072 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-11-23 14:56:57,073 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 30 [2022-11-23 14:56:57,140 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-23 14:56:57,141 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2022-11-23 14:56:57,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,175 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-23 14:56:57,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,192 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-23 14:56:57,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,262 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:56:57,263 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2022-11-23 14:56:57,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,834 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-11-23 14:56:57,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:57,934 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9075036 treesize of output 5376290 [2022-11-23 14:56:57,975 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-23 14:56:57,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-23 14:56:58,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-23 14:56:58,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,494 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-11-23 14:56:58,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:56:58,550 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9896988 treesize of output 5376290 [2022-11-23 14:56:58,592 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-23 14:56:58,619 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-23 14:57:07,118 WARN L233 SmtUtils]: Spent 5.67s on a formula simplification. DAG size of input: 219 DAG size of output: 208 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 14:57:14,651 WARN L233 SmtUtils]: Spent 5.41s on a formula simplification. DAG size of input: 235 DAG size of output: 224 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 14:57:14,659 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1625996512] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:57:14,659 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-23 14:57:14,660 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [3, 3] total 11 [2022-11-23 14:57:14,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687912540] [2022-11-23 14:57:14,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:57:14,662 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-23 14:57:14,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:57:14,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-23 14:57:14,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=69, Unknown=2, NotChecked=0, Total=132 [2022-11-23 14:57:14,664 INFO L87 Difference]: Start difference. First operand 81 states and 109 transitions. Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 14:57:17,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:57:20,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:57:22,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:57:26,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-23 14:57:26,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:57:26,749 INFO L93 Difference]: Finished difference Result 173 states and 232 transitions. [2022-11-23 14:57:26,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-23 14:57:26,762 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2022-11-23 14:57:26,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:57:26,764 INFO L225 Difference]: With dead ends: 173 [2022-11-23 14:57:26,764 INFO L226 Difference]: Without dead ends: 94 [2022-11-23 14:57:26,765 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 16.9s TimeCoverageRelationStatistics Valid=71, Invalid=83, Unknown=2, NotChecked=0, Total=156 [2022-11-23 14:57:26,766 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 9 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 7 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.2s IncrementalHoareTripleChecker+Time [2022-11-23 14:57:26,767 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 324 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 139 Invalid, 3 Unknown, 0 Unchecked, 11.2s Time] [2022-11-23 14:57:26,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2022-11-23 14:57:26,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 91. [2022-11-23 14:57:26,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 75 states have (on average 1.24) internal successors, (93), 85 states have internal predecessors, (93), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2022-11-23 14:57:26,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 119 transitions. [2022-11-23 14:57:26,791 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 119 transitions. Word has length 31 [2022-11-23 14:57:26,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:57:26,792 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 119 transitions. [2022-11-23 14:57:26,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 14:57:26,794 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 119 transitions. [2022-11-23 14:57:26,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-23 14:57:26,796 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:57:26,796 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:57:26,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-23 14:57:27,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2022-11-23 14:57:27,007 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:57:27,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:57:27,008 INFO L85 PathProgramCache]: Analyzing trace with hash 2026915386, now seen corresponding path program 1 times [2022-11-23 14:57:27,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:57:27,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985831482] [2022-11-23 14:57:27,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:57:27,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:57:27,081 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:57:27,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1671074291] [2022-11-23 14:57:27,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:57:27,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:57:27,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:57:27,083 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:57:27,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 14:57:27,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:57:27,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 14:57:27,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:57:27,671 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-23 14:57:27,672 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 14:57:27,773 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-23 14:57:27,774 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:57:27,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985831482] [2022-11-23 14:57:27,774 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:57:27,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1671074291] [2022-11-23 14:57:27,774 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1671074291] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 14:57:27,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1216103272] [2022-11-23 14:57:27,779 INFO L159 IcfgInterpreter]: Started Sifa with 41 locations of interest [2022-11-23 14:57:27,779 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 14:57:27,780 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 14:57:27,780 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 14:57:27,780 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 14:57:27,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:27,827 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-23 14:57:27,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:27,840 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:57:27,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:27,858 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-23 14:57:27,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 43 [2022-11-23 14:57:27,911 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-23 14:57:27,911 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2022-11-23 14:57:27,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:27,930 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-23 14:57:27,938 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-23 14:57:28,245 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-23 14:57:28,266 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-23 14:57:28,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,331 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-11-23 14:57:28,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,378 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9075036 treesize of output 5376290 [2022-11-23 14:57:28,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,508 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-23 14:57:28,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,561 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-23 14:57:28,590 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-23 14:57:28,606 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-23 14:57:28,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:28,670 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-23 14:57:28,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 14:57:28,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 14:57:28,801 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-11-23 14:57:28,802 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 66 [2022-11-23 14:57:28,884 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-23 14:57:28,884 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2022-11-23 14:57:29,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,834 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-11-23 14:57:29,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,879 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9075036 treesize of output 5376290 [2022-11-23 14:57:29,915 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-23 14:57:29,936 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-23 14:57:29,975 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-23 14:57:29,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:29,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,040 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-23 14:57:30,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-23 14:57:30,123 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-23 14:57:30,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 14:57:30,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:57:30,249 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-23 14:57:30,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 14:57:30,364 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-11-23 14:57:30,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 66 [2022-11-23 14:57:30,446 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-23 14:57:30,446 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2022-11-23 14:57:30,532 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 241 for LOIs [2022-11-23 14:57:30,637 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-23 14:57:36,781 WARN L233 SmtUtils]: Spent 5.03s on a formula simplification. DAG size of input: 219 DAG size of output: 208 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 14:57:44,306 WARN L233 SmtUtils]: Spent 5.42s on a formula simplification. DAG size of input: 235 DAG size of output: 224 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 14:57:53,906 WARN L233 SmtUtils]: Spent 5.48s on a formula simplification. DAG size of input: 246 DAG size of output: 236 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 14:58:06,968 WARN L233 SmtUtils]: Spent 6.90s on a formula simplification. DAG size of input: 268 DAG size of output: 250 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 14:58:19,084 WARN L233 SmtUtils]: Spent 5.95s on a formula simplification. DAG size of input: 268 DAG size of output: 250 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 14:58:19,890 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1216103272] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:58:19,891 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-23 14:58:19,891 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4, 4] total 17 [2022-11-23 14:58:19,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222004036] [2022-11-23 14:58:19,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:58:19,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-23 14:58:19,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:58:19,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-23 14:58:19,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=172, Unknown=9, NotChecked=0, Total=272 [2022-11-23 14:58:19,893 INFO L87 Difference]: Start difference. First operand 91 states and 119 transitions. Second operand has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-23 14:58:22,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:58:24,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:58:26,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:58:28,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:58:30,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:58:32,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:58:34,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:58:36,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:58:38,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-11-23 14:58:42,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:58:42,784 INFO L93 Difference]: Finished difference Result 175 states and 234 transitions. [2022-11-23 14:58:42,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-23 14:58:42,792 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 44 [2022-11-23 14:58:42,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:58:42,793 INFO L225 Difference]: With dead ends: 175 [2022-11-23 14:58:42,793 INFO L226 Difference]: Without dead ends: 96 [2022-11-23 14:58:42,794 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 113 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 49.3s TimeCoverageRelationStatistics Valid=91, Invalid=172, Unknown=9, NotChecked=0, Total=272 [2022-11-23 14:58:42,795 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 17 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 9 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.8s IncrementalHoareTripleChecker+Time [2022-11-23 14:58:42,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 317 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 179 Invalid, 9 Unknown, 0 Unchecked, 22.8s Time] [2022-11-23 14:58:42,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2022-11-23 14:58:42,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2022-11-23 14:58:42,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 79 states have (on average 1.2278481012658229) internal successors, (97), 89 states have internal predecessors, (97), 14 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (14), 4 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-23 14:58:42,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 125 transitions. [2022-11-23 14:58:42,822 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 125 transitions. Word has length 44 [2022-11-23 14:58:42,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:58:42,822 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 125 transitions. [2022-11-23 14:58:42,822 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-23 14:58:42,822 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 125 transitions. [2022-11-23 14:58:42,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-23 14:58:42,824 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:58:42,824 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:58:42,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-23 14:58:43,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:58:43,026 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:58:43,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:58:43,027 INFO L85 PathProgramCache]: Analyzing trace with hash -2018622722, now seen corresponding path program 1 times [2022-11-23 14:58:43,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:58:43,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156859125] [2022-11-23 14:58:43,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:58:43,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:58:43,078 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:58:43,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1296257225] [2022-11-23 14:58:43,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:58:43,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:58:43,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:58:43,081 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:58:43,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5ce2fa-ff25-4864-9d6d-263d7c1ce09d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-23 14:58:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:58:43,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 728 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 14:58:43,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:58:43,695 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-23 14:58:43,695 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 14:58:43,778 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-23 14:58:43,779 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:58:43,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156859125] [2022-11-23 14:58:43,779 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:58:43,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1296257225] [2022-11-23 14:58:43,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1296257225] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 14:58:43,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [385453008] [2022-11-23 14:58:43,782 INFO L159 IcfgInterpreter]: Started Sifa with 41 locations of interest [2022-11-23 14:58:43,782 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 14:58:43,783 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 14:58:43,783 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 14:58:43,783 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 14:58:43,861 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-23 14:58:43,862 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2022-11-23 14:58:43,873 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-23 14:58:43,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:43,896 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-23 14:58:43,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:43,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-23 14:58:43,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:43,919 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:58:43,921 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2022-11-23 14:58:44,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,215 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-11-23 14:58:44,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,256 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9896988 treesize of output 5376290 [2022-11-23 14:58:44,290 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-23 14:58:44,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-23 14:58:44,339 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-23 14:58:44,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,386 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-23 14:58:44,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,440 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-23 14:58:44,468 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-23 14:58:44,533 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 14:58:44,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 14:58:44,633 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-23 14:58:44,633 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2022-11-23 14:58:44,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 36 [2022-11-23 14:58:44,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:44,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-11-23 14:58:44,852 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 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-23 14:58:44,857 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 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-23 14:58:44,862 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 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-23 14:58:44,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 66 treesize of output 65 [2022-11-23 14:58:44,889 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 64 treesize of output 63 [2022-11-23 14:58:44,897 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 64 treesize of output 63 [2022-11-23 14:58:44,917 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 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-23 14:58:44,923 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 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-23 14:58:44,929 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 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-23 14:58:45,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,027 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 25 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075032 treesize of output 5376218 [2022-11-23 14:58:45,050 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-23 14:58:45,067 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-11-23 14:58:45,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:58:45,247 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 25 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075032 treesize of output 5376218 [2022-11-23 14:58:45,265 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-23 14:58:45,282 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-11-23 14:58:46,121 INFO L217 Elim1Store]: Index analysis took 504 ms [2022-11-23 14:58:49,260 INFO L321 Elim1Store]: treesize reduction 96, result has 17.9 percent of original size [2022-11-23 14:58:49,261 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 10752658 treesize of output 10752661 [2022-11-23 14:58:50,346 INFO L217 Elim1Store]: Index analysis took 884 ms [2022-11-23 14:58:55,135 INFO L321 Elim1Store]: treesize reduction 144, result has 12.7 percent of original size [2022-11-23 14:58:55,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 10752663 treesize of output 10752665 [2022-11-23 14:59:03,205 WARN L233 SmtUtils]: Spent 7.81s on a formula simplification. DAG size of input: 67 DAG size of output: 32 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 14:59:03,205 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-11-23 14:59:03,206 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1986 treesize of output 1481 [2022-11-23 14:59:03,407 INFO L217 Elim1Store]: Index analysis took 113 ms [2022-11-23 14:59:23,784 WARN L233 SmtUtils]: Spent 20.37s on a formula simplification. DAG size of input: 90 DAG size of output: 45 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 14:59:23,785 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-11-23 14:59:23,785 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2005 treesize of output 1819 [2022-11-23 14:59:24,646 INFO L217 Elim1Store]: Index analysis took 643 ms [2022-11-23 14:59:43,716 WARN L233 SmtUtils]: Spent 18.59s on a formula simplification. DAG size of input: 252 DAG size of output: 150 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 14:59:43,717 INFO L321 Elim1Store]: treesize reduction 2438, result has 32.1 percent of original size [2022-11-23 14:59:43,717 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1542 treesize of output 2093 [2022-11-23 14:59:44,556 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:59:44,673 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:59:44,903 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:59:44,992 INFO L217 Elim1Store]: Index analysis took 319 ms [2022-11-23 14:59:44,994 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 99 [2022-11-23 14:59:45,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:59:45,149 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 30 [2022-11-23 14:59:46,150 INFO L217 Elim1Store]: Index analysis took 597 ms [2022-11-23 14:59:46,841 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-23 14:59:46,842 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 93 treesize of output 75 [2022-11-23 14:59:46,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2022-11-23 14:59:47,637 INFO L217 Elim1Store]: Index analysis took 637 ms [2022-11-23 14:59:48,793 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 14:59:48,793 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 72 treesize of output 98 [2022-11-23 14:59:53,237 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2022-11-23 14:59:54,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:59:54,336 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:59:54,337 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-11-23 14:59:54,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:59:54,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:59:54,438 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-11-23 14:59:55,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:59:55,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:59:55,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:59:55,637 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-11-23 14:59:55,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:59:55,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-11-23 14:59:56,708 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:59:57,178 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:59:57,198 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:59:57,222 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:59:57,241 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:59:57,802 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:59:57,820 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:59:58,118 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:59:58,137 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:59:58,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:59:58,633 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 15 [2022-11-23 14:59:58,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:59:58,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:59:58,842 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-11-23 14:59:59,892 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 119 [2022-11-23 15:00:00,076 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 18 treesize of output 1 [2022-11-23 15:00:00,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 15 [2022-11-23 15:00:00,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:00:00,209 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 15