./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh --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 a2f43006c9a8080eee594d7c3e874c7ea5bb3a923f26b30531e1d07ef5cff7d9 --- 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-2329fc7 [2022-12-14 07:42:22,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 07:42:22,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 07:42:22,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 07:42:22,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 07:42:22,230 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 07:42:22,231 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 07:42:22,232 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 07:42:22,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 07:42:22,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 07:42:22,234 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 07:42:22,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 07:42:22,236 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 07:42:22,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 07:42:22,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 07:42:22,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 07:42:22,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 07:42:22,239 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 07:42:22,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 07:42:22,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 07:42:22,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 07:42:22,243 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 07:42:22,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 07:42:22,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 07:42:22,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 07:42:22,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 07:42:22,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 07:42:22,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 07:42:22,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 07:42:22,249 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 07:42:22,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 07:42:22,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 07:42:22,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 07:42:22,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 07:42:22,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 07:42:22,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 07:42:22,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 07:42:22,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 07:42:22,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 07:42:22,253 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 07:42:22,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 07:42:22,254 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-12-14 07:42:22,268 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 07:42:22,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 07:42:22,269 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 07:42:22,269 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 07:42:22,269 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 07:42:22,270 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 07:42:22,270 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 07:42:22,270 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 07:42:22,270 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 07:42:22,270 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 07:42:22,270 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 07:42:22,271 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 07:42:22,271 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 07:42:22,271 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 07:42:22,271 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 07:42:22,271 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 07:42:22,271 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 07:42:22,272 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 07:42:22,272 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 07:42:22,272 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 07:42:22,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 07:42:22,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 07:42:22,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 07:42:22,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 07:42:22,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 07:42:22,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 07:42:22,273 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 07:42:22,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 07:42:22,274 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 07:42:22,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 07:42:22,274 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 07:42:22,274 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 07:42:22,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 07:42:22,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 07:42:22,275 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 07:42:22,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 07:42:22,275 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 07:42:22,275 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 07:42:22,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 07:42:22,276 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 07:42:22,276 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 07:42:22,276 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_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2f43006c9a8080eee594d7c3e874c7ea5bb3a923f26b30531e1d07ef5cff7d9 [2022-12-14 07:42:22,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 07:42:22,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 07:42:22,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 07:42:22,462 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 07:42:22,463 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 07:42:22,463 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i [2022-12-14 07:42:25,008 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 07:42:25,242 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 07:42:25,242 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i [2022-12-14 07:42:25,255 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/data/f6667c6f0/0c53d22fcfdb433f89cced5d1ba70baa/FLAG1f4bbc5b6 [2022-12-14 07:42:25,569 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/data/f6667c6f0/0c53d22fcfdb433f89cced5d1ba70baa [2022-12-14 07:42:25,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 07:42:25,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 07:42:25,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 07:42:25,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 07:42:25,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 07:42:25,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:42:25" (1/1) ... [2022-12-14 07:42:25,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@160ef695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:25, skipping insertion in model container [2022-12-14 07:42:25,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:42:25" (1/1) ... [2022-12-14 07:42:25,585 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 07:42:25,623 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 07:42:25,898 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_d2b5c893-a9b8-481f-a001-0ac4ab90b252/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i[33021,33034] [2022-12-14 07:42:25,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 07:42:25,954 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 07:42:25,975 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_d2b5c893-a9b8-481f-a001-0ac4ab90b252/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i[33021,33034] [2022-12-14 07:42:26,005 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 07:42:26,027 INFO L208 MainTranslator]: Completed translation [2022-12-14 07:42:26,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:26 WrapperNode [2022-12-14 07:42:26,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 07:42:26,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 07:42:26,028 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 07:42:26,028 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 07:42:26,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:26" (1/1) ... [2022-12-14 07:42:26,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:26" (1/1) ... [2022-12-14 07:42:26,071 INFO L138 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 617 [2022-12-14 07:42:26,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 07:42:26,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 07:42:26,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 07:42:26,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 07:42:26,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:26" (1/1) ... [2022-12-14 07:42:26,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:26" (1/1) ... [2022-12-14 07:42:26,084 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:26" (1/1) ... [2022-12-14 07:42:26,084 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:26" (1/1) ... [2022-12-14 07:42:26,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:26" (1/1) ... [2022-12-14 07:42:26,106 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:26" (1/1) ... [2022-12-14 07:42:26,108 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:26" (1/1) ... [2022-12-14 07:42:26,110 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:26" (1/1) ... [2022-12-14 07:42:26,114 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 07:42:26,114 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 07:42:26,114 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 07:42:26,115 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 07:42:26,115 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:26" (1/1) ... [2022-12-14 07:42:26,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 07:42:26,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 07:42:26,138 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 07:42:26,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 07:42:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 07:42:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 07:42:26,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 07:42:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 07:42:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 07:42:26,169 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 07:42:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 07:42:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 07:42:26,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 07:42:26,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 07:42:26,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 07:42:26,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 07:42:26,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 07:42:26,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 07:42:26,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 07:42:26,290 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 07:42:26,292 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 07:42:26,991 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 07:42:27,181 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 07:42:27,181 INFO L300 CfgBuilder]: Removed 31 assume(true) statements. [2022-12-14 07:42:27,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:42:27 BoogieIcfgContainer [2022-12-14 07:42:27,184 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 07:42:27,186 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 07:42:27,186 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 07:42:27,189 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 07:42:27,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 07:42:25" (1/3) ... [2022-12-14 07:42:27,189 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cd3b8e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 07:42:27, skipping insertion in model container [2022-12-14 07:42:27,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:42:26" (2/3) ... [2022-12-14 07:42:27,190 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cd3b8e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 07:42:27, skipping insertion in model container [2022-12-14 07:42:27,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:42:27" (3/3) ... [2022-12-14 07:42:27,191 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_BER_test1-1.i [2022-12-14 07:42:27,204 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 07:42:27,205 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 07:42:27,239 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 07:42:27,244 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;@7c876454, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 07:42:27,244 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 07:42:27,247 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) [2022-12-14 07:42:27,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 07:42:27,252 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 07:42:27,253 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 07:42:27,253 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 07:42:27,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 07:42:27,257 INFO L85 PathProgramCache]: Analyzing trace with hash 2109568137, now seen corresponding path program 1 times [2022-12-14 07:42:27,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 07:42:27,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258919642] [2022-12-14 07:42:27,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:42:27,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 07:42:27,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 07:42:27,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 07:42:27,396 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 07:42:27,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258919642] [2022-12-14 07:42:27,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258919642] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 07:42:27,397 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 07:42:27,397 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 07:42:27,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265628385] [2022-12-14 07:42:27,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 07:42:27,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 07:42:27,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 07:42:27,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 07:42:27,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 07:42:27,423 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) [2022-12-14 07:42:28,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 07:42:28,977 INFO L93 Difference]: Finished difference Result 209 states and 376 transitions. [2022-12-14 07:42:28,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 07:42:28,984 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 [2022-12-14 07:42:28,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 07:42:28,990 INFO L225 Difference]: With dead ends: 209 [2022-12-14 07:42:28,991 INFO L226 Difference]: Without dead ends: 128 [2022-12-14 07:42:28,993 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 [2022-12-14 07:42:28,995 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 49 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s 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, 1.5s IncrementalHoareTripleChecker+Time [2022-12-14 07:42:28,996 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 206 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-12-14 07:42:29,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2022-12-14 07:42:29,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 81. [2022-12-14 07:42:29,023 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) [2022-12-14 07:42:29,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 109 transitions. [2022-12-14 07:42:29,025 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 109 transitions. Word has length 8 [2022-12-14 07:42:29,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 07:42:29,026 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 109 transitions. [2022-12-14 07:42:29,026 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) [2022-12-14 07:42:29,026 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2022-12-14 07:42:29,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 07:42:29,027 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 07:42:29,027 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] [2022-12-14 07:42:29,027 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 07:42:29,028 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 07:42:29,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 07:42:29,028 INFO L85 PathProgramCache]: Analyzing trace with hash -843316591, now seen corresponding path program 1 times [2022-12-14 07:42:29,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 07:42:29,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758504667] [2022-12-14 07:42:29,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:42:29,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 07:42:29,133 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 07:42:29,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1917089282] [2022-12-14 07:42:29,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:42:29,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 07:42:29,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 07:42:29,135 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 07:42:29,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 07:42:29,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 07:42:29,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 07:42:29,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 07:42:29,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 07:42:29,678 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 07:42:29,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 07:42:29,726 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 07:42:29,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758504667] [2022-12-14 07:42:29,727 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 07:42:29,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1917089282] [2022-12-14 07:42:29,727 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1917089282] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 07:42:29,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [777853776] [2022-12-14 07:42:29,747 INFO L159 IcfgInterpreter]: Started Sifa with 31 locations of interest [2022-12-14 07:42:29,747 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 07:42:29,751 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 07:42:29,756 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 07:42:29,757 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 07:42:29,878 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-12-14 07:42:29,879 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 [2022-12-14 07:42:29,919 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-12-14 07:42:29,920 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 [2022-12-14 07:42:29,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:29,940 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 [2022-12-14 07:42:29,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:29,952 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 [2022-12-14 07:42:29,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:29,961 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 07:42:29,963 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 [2022-12-14 07:42:30,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,275 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 [2022-12-14 07:42:30,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,312 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 [2022-12-14 07:42:30,340 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 [2022-12-14 07:42:30,356 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 [2022-12-14 07:42:30,729 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 [2022-12-14 07:42:30,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,763 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 [2022-12-14 07:42:30,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:30,803 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 [2022-12-14 07:42:30,830 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 [2022-12-14 07:42:30,849 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 07:42:45,270 WARN L233 SmtUtils]: Spent 5.03s 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) [2022-12-14 07:42:45,273 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [777853776] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 07:42:45,274 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-12-14 07:42:45,274 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [3, 3] total 11 [2022-12-14 07:42:45,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838768064] [2022-12-14 07:42:45,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 07:42:45,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-14 07:42:45,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 07:42:45,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-14 07:42:45,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=69, Unknown=2, NotChecked=0, Total=132 [2022-12-14 07:42:45,276 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) [2022-12-14 07:42:47,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 07:42:49,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 07:42:51,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 07:42:53,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 07:42:55,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 07:42:55,078 INFO L93 Difference]: Finished difference Result 173 states and 232 transitions. [2022-12-14 07:42:55,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 07:42:55,085 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 [2022-12-14 07:42:55,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 07:42:55,086 INFO L225 Difference]: With dead ends: 173 [2022-12-14 07:42:55,086 INFO L226 Difference]: Without dead ends: 94 [2022-12-14 07:42:55,086 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 14.4s TimeCoverageRelationStatistics Valid=61, Invalid=69, Unknown=2, NotChecked=0, Total=132 [2022-12-14 07:42:55,087 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 1 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2022-12-14 07:42:55,087 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 324 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 139 Invalid, 4 Unknown, 0 Unchecked, 9.8s Time] [2022-12-14 07:42:55,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2022-12-14 07:42:55,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 91. [2022-12-14 07:42:55,101 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) [2022-12-14 07:42:55,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 119 transitions. [2022-12-14 07:42:55,101 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 119 transitions. Word has length 31 [2022-12-14 07:42:55,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 07:42:55,102 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 119 transitions. [2022-12-14 07:42:55,102 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) [2022-12-14 07:42:55,102 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 119 transitions. [2022-12-14 07:42:55,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 07:42:55,103 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 07:42:55,103 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] [2022-12-14 07:42:55,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 07:42:55,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 07:42:55,305 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 07:42:55,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 07:42:55,306 INFO L85 PathProgramCache]: Analyzing trace with hash 2026915386, now seen corresponding path program 1 times [2022-12-14 07:42:55,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 07:42:55,307 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622092213] [2022-12-14 07:42:55,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:42:55,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 07:42:55,384 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 07:42:55,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [424767288] [2022-12-14 07:42:55,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:42:55,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 07:42:55,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 07:42:55,385 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 07:42:55,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 07:42:55,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 07:42:55,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 07:42:55,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 07:42:55,744 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 07:42:55,744 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 07:42:55,798 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 07:42:55,798 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 07:42:55,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622092213] [2022-12-14 07:42:55,798 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 07:42:55,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [424767288] [2022-12-14 07:42:55,798 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [424767288] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 07:42:55,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1629028750] [2022-12-14 07:42:55,803 INFO L159 IcfgInterpreter]: Started Sifa with 41 locations of interest [2022-12-14 07:42:55,803 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 07:42:55,803 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 07:42:55,803 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 07:42:55,803 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 07:42:55,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:55,833 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 [2022-12-14 07:42:55,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:55,840 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 07:42:55,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:55,852 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-12-14 07:42:55,852 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 [2022-12-14 07:42:55,885 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-12-14 07:42:55,886 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 [2022-12-14 07:42:55,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:55,900 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 [2022-12-14 07:42:55,906 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 [2022-12-14 07:42:56,088 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 [2022-12-14 07:42:56,101 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 [2022-12-14 07:42:56,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,137 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 [2022-12-14 07:42:56,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,184 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 [2022-12-14 07:42:56,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,255 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 [2022-12-14 07:42:56,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,296 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 [2022-12-14 07:42:56,320 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 [2022-12-14 07:42:56,332 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 [2022-12-14 07:42:56,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:56,383 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 [2022-12-14 07:42:56,404 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 [2022-12-14 07:42:56,424 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 [2022-12-14 07:42:56,483 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-12-14 07:42:56,484 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 [2022-12-14 07:42:56,544 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-12-14 07:42:56,544 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 [2022-12-14 07:42:57,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,129 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 [2022-12-14 07:42:57,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,154 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 [2022-12-14 07:42:57,178 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 [2022-12-14 07:42:57,189 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 [2022-12-14 07:42:57,212 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 [2022-12-14 07:42:57,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,251 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 [2022-12-14 07:42:57,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,282 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 [2022-12-14 07:42:57,310 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 [2022-12-14 07:42:57,352 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 [2022-12-14 07:42:57,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:42:57,382 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 [2022-12-14 07:42:57,414 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 [2022-12-14 07:42:57,465 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-12-14 07:42:57,466 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 [2022-12-14 07:42:57,524 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-12-14 07:42:57,524 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 [2022-12-14 07:42:57,588 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 241 for LOIs [2022-12-14 07:42:57,675 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 07:43:19,667 WARN L233 SmtUtils]: Spent 5.57s 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) [2022-12-14 07:43:32,080 WARN L233 SmtUtils]: Spent 6.29s 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) [2022-12-14 07:43:44,422 WARN L233 SmtUtils]: Spent 6.19s 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) [2022-12-14 07:43:47,055 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1629028750] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 07:43:47,055 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-12-14 07:43:47,055 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4, 4] total 17 [2022-12-14 07:43:47,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793730269] [2022-12-14 07:43:47,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 07:43:47,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-12-14 07:43:47,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 07:43:47,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-14 07:43:47,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=172, Unknown=9, NotChecked=0, Total=272 [2022-12-14 07:43:47,057 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) [2022-12-14 07:43:49,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 07:43:51,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 07:43:53,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 07:43:55,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 07:43:57,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 07:43:59,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 07:44:01,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 07:44:03,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 07:44:05,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 07:44:10,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 07:44:13,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 07:44:13,300 INFO L93 Difference]: Finished difference Result 175 states and 234 transitions. [2022-12-14 07:44:13,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-14 07:44:13,304 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 [2022-12-14 07:44:13,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 07:44:13,304 INFO L225 Difference]: With dead ends: 175 [2022-12-14 07:44:13,304 INFO L226 Difference]: Without dead ends: 96 [2022-12-14 07:44:13,305 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 113 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 49.4s TimeCoverageRelationStatistics Valid=91, Invalid=172, Unknown=9, NotChecked=0, Total=272 [2022-12-14 07:44:13,305 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 0 mSDsluCounter, 487 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 0 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 579 SdHoareTripleChecker+Invalid, 338 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.2s IncrementalHoareTripleChecker+Time [2022-12-14 07:44:13,306 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 579 Invalid, 338 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 329 Invalid, 9 Unknown, 0 Unchecked, 26.2s Time] [2022-12-14 07:44:13,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2022-12-14 07:44:13,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2022-12-14 07:44:13,319 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) [2022-12-14 07:44:13,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 125 transitions. [2022-12-14 07:44:13,320 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 125 transitions. Word has length 44 [2022-12-14 07:44:13,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 07:44:13,320 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 125 transitions. [2022-12-14 07:44:13,320 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) [2022-12-14 07:44:13,320 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 125 transitions. [2022-12-14 07:44:13,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 07:44:13,321 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 07:44:13,321 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] [2022-12-14 07:44:13,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 07:44:13,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 07:44:13,523 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 07:44:13,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 07:44:13,524 INFO L85 PathProgramCache]: Analyzing trace with hash -2018622722, now seen corresponding path program 1 times [2022-12-14 07:44:13,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 07:44:13,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579540012] [2022-12-14 07:44:13,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:44:13,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 07:44:13,592 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 07:44:13,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [734217098] [2022-12-14 07:44:13,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:44:13,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 07:44:13,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 07:44:13,593 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 07:44:13,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b5c893-a9b8-481f-a001-0ac4ab90b252/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 07:44:13,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 07:44:13,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 728 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 07:44:13,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 07:44:13,945 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 07:44:13,945 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 07:44:13,983 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 07:44:13,983 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 07:44:13,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579540012] [2022-12-14 07:44:13,983 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 07:44:13,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [734217098] [2022-12-14 07:44:13,983 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [734217098] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 07:44:13,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [836879133] [2022-12-14 07:44:13,986 INFO L159 IcfgInterpreter]: Started Sifa with 41 locations of interest [2022-12-14 07:44:13,986 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 07:44:13,987 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 07:44:13,987 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 07:44:13,987 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 07:44:14,025 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-12-14 07:44:14,025 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 [2022-12-14 07:44:14,032 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 [2022-12-14 07:44:14,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,049 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 [2022-12-14 07:44:14,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,056 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 [2022-12-14 07:44:14,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,062 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 07:44:14,062 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 [2022-12-14 07:44:14,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,246 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 [2022-12-14 07:44:14,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,268 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 [2022-12-14 07:44:14,288 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 [2022-12-14 07:44:14,298 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 [2022-12-14 07:44:14,316 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 [2022-12-14 07:44:14,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,346 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 [2022-12-14 07:44:14,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,375 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 [2022-12-14 07:44:14,393 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 [2022-12-14 07:44:14,422 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 [2022-12-14 07:44:14,442 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 [2022-12-14 07:44:14,502 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-12-14 07:44:14,502 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 [2022-12-14 07:44:14,519 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 [2022-12-14 07:44:14,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,545 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 [2022-12-14 07:44:14,628 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 [2022-12-14 07:44:14,632 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 [2022-12-14 07:44:14,636 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 [2022-12-14 07:44:14,649 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 [2022-12-14 07:44:14,656 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 [2022-12-14 07:44:14,663 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 [2022-12-14 07:44:14,681 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 [2022-12-14 07:44:14,684 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 [2022-12-14 07:44:14,688 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 [2022-12-14 07:44:14,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,761 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 [2022-12-14 07:44:14,780 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 [2022-12-14 07:44:14,794 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 [2022-12-14 07:44:14,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:44:14,929 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 [2022-12-14 07:44:14,942 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 [2022-12-14 07:44:14,954 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 [2022-12-14 07:44:16,162 INFO L217 Elim1Store]: Index analysis took 1045 ms [2022-12-14 07:44:20,588 INFO L321 Elim1Store]: treesize reduction 96, result has 17.9 percent of original size [2022-12-14 07:44:20,588 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 [2022-12-14 07:44:21,516 INFO L217 Elim1Store]: Index analysis took 838 ms [2022-12-14 07:44:23,882 INFO L321 Elim1Store]: treesize reduction 144, result has 12.7 percent of original size [2022-12-14 07:44:23,883 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 [2022-12-14 07:44:31,952 WARN L233 SmtUtils]: Spent 7.91s 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) [2022-12-14 07:44:31,952 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-12-14 07:44:31,953 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 [2022-12-14 07:44:48,144 WARN L233 SmtUtils]: Spent 16.07s 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) [2022-12-14 07:44:48,144 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-12-14 07:44:48,145 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 [2022-12-14 07:44:48,780 INFO L217 Elim1Store]: Index analysis took 536 ms [2022-12-14 07:45:03,323 WARN L233 SmtUtils]: Spent 14.12s 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) [2022-12-14 07:45:03,323 INFO L321 Elim1Store]: treesize reduction 2438, result has 32.1 percent of original size [2022-12-14 07:45:03,324 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 [2022-12-14 07:45:03,920 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 07:45:04,040 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 07:45:04,216 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 07:45:04,281 INFO L217 Elim1Store]: Index analysis took 241 ms [2022-12-14 07:45:04,283 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 [2022-12-14 07:45:04,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:45:04,398 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 [2022-12-14 07:45:05,096 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-12-14 07:45:05,097 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 [2022-12-14 07:45:05,142 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 [2022-12-14 07:45:05,501 INFO L217 Elim1Store]: Index analysis took 291 ms [2022-12-14 07:45:06,168 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 07:45:06,169 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 [2022-12-14 07:45:09,138 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 [2022-12-14 07:45:09,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:45:09,850 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 07:45:09,851 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 [2022-12-14 07:45:09,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:45:09,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:45:09,900 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 [2022-12-14 07:45:10,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:45:10,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:45:10,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:45:10,757 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 [2022-12-14 07:45:10,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:45:10,807 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 [2022-12-14 07:45:11,511 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 07:45:11,855 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 07:45:11,868 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 07:45:11,886 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 07:45:11,898 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 07:45:12,249 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 07:45:12,261 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 07:45:12,545 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 07:45:12,562 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 07:45:12,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:45:12,871 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 [2022-12-14 07:45:12,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:45:12,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:45:12,979 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 [2022-12-14 07:45:13,815 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 [2022-12-14 07:45:13,947 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 [2022-12-14 07:45:14,000 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 [2022-12-14 07:45:14,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:45:14,063 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