./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/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_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/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_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/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 7770ba1119c1ebb05279b2f71af570d7d6521032dfc344bf6d89fc60d99335e2 --- 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 08:58:33,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 08:58:33,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 08:58:33,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 08:58:33,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 08:58:33,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 08:58:33,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 08:58:33,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 08:58:33,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 08:58:33,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 08:58:33,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 08:58:33,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 08:58:33,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 08:58:33,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 08:58:33,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 08:58:33,102 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 08:58:33,103 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 08:58:33,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 08:58:33,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 08:58:33,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 08:58:33,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 08:58:33,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 08:58:33,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 08:58:33,109 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 08:58:33,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 08:58:33,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 08:58:33,112 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 08:58:33,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 08:58:33,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 08:58:33,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 08:58:33,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 08:58:33,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 08:58:33,114 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 08:58:33,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 08:58:33,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 08:58:33,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 08:58:33,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 08:58:33,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 08:58:33,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 08:58:33,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 08:58:33,117 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 08:58:33,118 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-12-14 08:58:33,140 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 08:58:33,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 08:58:33,140 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 08:58:33,141 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 08:58:33,141 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 08:58:33,141 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 08:58:33,142 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 08:58:33,142 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 08:58:33,142 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 08:58:33,142 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 08:58:33,142 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 08:58:33,143 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 08:58:33,143 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 08:58:33,143 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 08:58:33,143 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 08:58:33,143 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 08:58:33,144 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 08:58:33,144 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 08:58:33,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 08:58:33,145 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 08:58:33,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 08:58:33,145 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 08:58:33,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 08:58:33,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 08:58:33,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 08:58:33,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 08:58:33,146 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 08:58:33,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 08:58:33,146 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 08:58:33,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 08:58:33,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 08:58:33,147 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 08:58:33,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:58:33,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 08:58:33,148 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 08:58:33,148 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 08:58:33,148 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 08:58:33,148 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 08:58:33,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 08:58:33,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 08:58:33,149 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 08:58:33,149 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_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7770ba1119c1ebb05279b2f71af570d7d6521032dfc344bf6d89fc60d99335e2 [2022-12-14 08:58:33,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 08:58:33,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 08:58:33,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 08:58:33,360 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 08:58:33,360 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 08:58:33,361 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i [2022-12-14 08:58:35,869 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 08:58:36,099 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 08:58:36,099 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i [2022-12-14 08:58:36,110 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/data/7da49a061/d586a6d3027242b49e080b2d27688e5e/FLAG307e11f89 [2022-12-14 08:58:36,450 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/data/7da49a061/d586a6d3027242b49e080b2d27688e5e [2022-12-14 08:58:36,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 08:58:36,455 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 08:58:36,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 08:58:36,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 08:58:36,462 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 08:58:36,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:58:36" (1/1) ... [2022-12-14 08:58:36,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58188ead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:36, skipping insertion in model container [2022-12-14 08:58:36,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:58:36" (1/1) ... [2022-12-14 08:58:36,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 08:58:36,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 08:58:36,776 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_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[33021,33034] [2022-12-14 08:58:36,864 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 08:58:36,866 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_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[49681,49694] [2022-12-14 08:58:36,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 08:58:36,885 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 08:58:36,907 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_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[33021,33034] [2022-12-14 08:58:36,956 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 08:58:36,958 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_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[49681,49694] [2022-12-14 08:58:36,965 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 08:58:36,987 INFO L208 MainTranslator]: Completed translation [2022-12-14 08:58:36,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:36 WrapperNode [2022-12-14 08:58:36,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 08:58:36,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 08:58:36,988 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 08:58:36,988 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 08:58:36,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:36" (1/1) ... [2022-12-14 08:58:37,032 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:36" (1/1) ... [2022-12-14 08:58:37,083 INFO L138 Inliner]: procedures = 177, calls = 439, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1549 [2022-12-14 08:58:37,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 08:58:37,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 08:58:37,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 08:58:37,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 08:58:37,091 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:36" (1/1) ... [2022-12-14 08:58:37,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:36" (1/1) ... [2022-12-14 08:58:37,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:36" (1/1) ... [2022-12-14 08:58:37,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:36" (1/1) ... [2022-12-14 08:58:37,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:36" (1/1) ... [2022-12-14 08:58:37,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:36" (1/1) ... [2022-12-14 08:58:37,145 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:36" (1/1) ... [2022-12-14 08:58:37,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:36" (1/1) ... [2022-12-14 08:58:37,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 08:58:37,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 08:58:37,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 08:58:37,158 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 08:58:37,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:36" (1/1) ... [2022-12-14 08:58:37,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:58:37,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:58:37,181 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 08:58:37,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 08:58:37,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 08:58:37,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 08:58:37,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 08:58:37,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 08:58:37,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 08:58:37,216 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 08:58:37,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 08:58:37,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 08:58:37,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 08:58:37,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 08:58:37,216 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-12-14 08:58:37,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 08:58:37,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 08:58:37,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 08:58:37,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 08:58:37,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 08:58:37,391 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 08:58:37,392 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 08:58:38,728 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 08:58:39,176 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 08:58:39,177 INFO L300 CfgBuilder]: Removed 92 assume(true) statements. [2022-12-14 08:58:39,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:58:39 BoogieIcfgContainer [2022-12-14 08:58:39,179 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 08:58:39,182 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 08:58:39,182 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 08:58:39,185 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 08:58:39,185 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 08:58:36" (1/3) ... [2022-12-14 08:58:39,186 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@237819da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 08:58:39, skipping insertion in model container [2022-12-14 08:58:39,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:36" (2/3) ... [2022-12-14 08:58:39,186 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@237819da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 08:58:39, skipping insertion in model container [2022-12-14 08:58:39,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:58:39" (3/3) ... [2022-12-14 08:58:39,188 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SFH_test5-2.i [2022-12-14 08:58:39,206 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 08:58:39,206 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-14 08:58:39,256 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 08:58:39,262 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;@63035243, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 08:58:39,262 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-14 08:58:39,267 INFO L276 IsEmpty]: Start isEmpty. Operand has 165 states, 149 states have (on average 1.8120805369127517) internal successors, (270), 156 states have internal predecessors, (270), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2022-12-14 08:58:39,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 08:58:39,274 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:58:39,274 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-12-14 08:58:39,275 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:58:39,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:58:39,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1765117460, now seen corresponding path program 1 times [2022-12-14 08:58:39,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:58:39,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356166231] [2022-12-14 08:58:39,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:58:39,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:58:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:58:39,410 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:58:39,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356166231] [2022-12-14 08:58:39,411 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-12-14 08:58:39,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [404403588] [2022-12-14 08:58:39,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:58:39,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:58:39,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:58:39,412 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 08:58:39,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 08:58:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:58:39,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-14 08:58:39,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:58:39,630 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 08:58:39,631 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 08:58:39,631 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [404403588] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:58:39,631 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:58:39,632 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 08:58:39,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741315962] [2022-12-14 08:58:39,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:58:39,639 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-14 08:58:39,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:58:39,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-14 08:58:39,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 08:58:39,672 INFO L87 Difference]: Start difference. First operand has 165 states, 149 states have (on average 1.8120805369127517) internal successors, (270), 156 states have internal predecessors, (270), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 08:58:40,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:58:40,307 INFO L93 Difference]: Finished difference Result 329 states and 588 transitions. [2022-12-14 08:58:40,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-14 08:58:40,311 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2022-12-14 08:58:40,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:58:40,318 INFO L225 Difference]: With dead ends: 329 [2022-12-14 08:58:40,319 INFO L226 Difference]: Without dead ends: 150 [2022-12-14 08:58:40,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 08:58:40,323 INFO L413 NwaCegarLoop]: 176 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-14 08:58:40,324 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 176 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-14 08:58:40,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2022-12-14 08:58:40,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2022-12-14 08:58:40,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 135 states have (on average 1.1925925925925926) internal successors, (161), 141 states have internal predecessors, (161), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2022-12-14 08:58:40,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 183 transitions. [2022-12-14 08:58:40,365 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 183 transitions. Word has length 6 [2022-12-14 08:58:40,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:58:40,365 INFO L495 AbstractCegarLoop]: Abstraction has 150 states and 183 transitions. [2022-12-14 08:58:40,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 08:58:40,366 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 183 transitions. [2022-12-14 08:58:40,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 08:58:40,367 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:58:40,368 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:58:40,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 08:58:40,569 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:58:40,570 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:58:40,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:58:40,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1566679301, now seen corresponding path program 1 times [2022-12-14 08:58:40,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:58:40,573 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96884148] [2022-12-14 08:58:40,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:58:40,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:58:40,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:58:40,618 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:58:40,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96884148] [2022-12-14 08:58:40,619 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-12-14 08:58:40,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1158314699] [2022-12-14 08:58:40,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:58:40,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:58:40,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:58:40,620 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 08:58:40,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 08:58:40,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:58:40,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 08:58:40,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:58:40,795 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 08:58:40,795 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 08:58:40,795 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1158314699] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:58:40,796 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:58:40,796 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 08:58:40,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467909042] [2022-12-14 08:58:40,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:58:40,796 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:58:40,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:58:40,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:58:40,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:58:40,797 INFO L87 Difference]: Start difference. First operand 150 states and 183 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 08:58:41,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:58:41,671 INFO L93 Difference]: Finished difference Result 342 states and 425 transitions. [2022-12-14 08:58:41,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:58:41,674 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-12-14 08:58:41,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:58:41,676 INFO L225 Difference]: With dead ends: 342 [2022-12-14 08:58:41,676 INFO L226 Difference]: Without dead ends: 290 [2022-12-14 08:58:41,677 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 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 08:58:41,677 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 149 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-12-14 08:58:41,678 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 335 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-12-14 08:58:41,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2022-12-14 08:58:41,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 151. [2022-12-14 08:58:41,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 136 states have (on average 1.1911764705882353) internal successors, (162), 142 states have internal predecessors, (162), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2022-12-14 08:58:41,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 184 transitions. [2022-12-14 08:58:41,689 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 184 transitions. Word has length 17 [2022-12-14 08:58:41,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:58:41,689 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 184 transitions. [2022-12-14 08:58:41,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 08:58:41,689 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 184 transitions. [2022-12-14 08:58:41,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 08:58:41,691 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:58:41,691 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:58:41,695 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 08:58:41,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:58:41,893 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:58:41,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:58:41,894 INFO L85 PathProgramCache]: Analyzing trace with hash -867190139, now seen corresponding path program 1 times [2022-12-14 08:58:41,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:58:41,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456637451] [2022-12-14 08:58:41,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:58:41,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:58:42,103 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 08:58:42,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1240695399] [2022-12-14 08:58:42,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:58:42,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:58:42,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:58:42,104 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 08:58:42,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 08:58:42,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:58:42,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 3112 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 08:58:42,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:58:42,943 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 08:58:42,943 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 08:58:42,999 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 08:58:42,999 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:58:43,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456637451] [2022-12-14 08:58:43,000 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 08:58:43,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1240695399] [2022-12-14 08:58:43,000 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1240695399] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 08:58:43,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [322656054] [2022-12-14 08:58:43,017 INFO L159 IcfgInterpreter]: Started Sifa with 61 locations of interest [2022-12-14 08:58:43,017 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 08:58:43,020 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 08:58:43,024 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 08:58:43,024 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 08:58:43,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,133 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-12-14 08:58:43,133 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 17 treesize of output 26 [2022-12-14 08:58:43,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,158 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-12-14 08:58:43,158 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2022-12-14 08:58:43,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,194 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 08:58:43,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,226 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-12-14 08:58:43,226 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-12-14 08:58:43,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,240 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 22 treesize of output 30 [2022-12-14 08:58:43,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,252 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:58:43,253 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 08:58:43,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,273 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 08:58:43,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,587 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 08:58:43,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,620 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 08:58:43,651 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 08:58:43,666 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 08:58:43,951 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 08:58:43,966 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 08:58:43,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:43,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:44,000 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 08:58:44,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:44,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:44,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:44,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:44,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:44,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:44,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:44,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:44,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:44,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:44,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:44,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:44,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:58:44,030 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 08:58:44,070 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 08:58:59,380 WARN L233 SmtUtils]: Spent 5.62s on a formula simplification. DAG size of input: 251 DAG size of output: 236 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 08:58:59,382 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [322656054] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:58:59,382 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-12-14 08:58:59,383 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [3, 3] total 11 [2022-12-14 08:58:59,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861375184] [2022-12-14 08:58:59,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:58:59,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-14 08:58:59,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:58:59,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-14 08:58:59,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=69, Unknown=2, NotChecked=0, Total=132 [2022-12-14 08:58:59,384 INFO L87 Difference]: Start difference. First operand 151 states and 184 transitions. Second operand has 8 states, 8 states have (on average 7.625) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 08:59:02,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 08:59:04,643 WARN L539 Checker$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 08:59:06,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 08:59:10,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 08:59:10,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:59:10,387 INFO L93 Difference]: Finished difference Result 313 states and 382 transitions. [2022-12-14 08:59:10,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 08:59:10,388 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2022-12-14 08:59:10,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:59:10,388 INFO L225 Difference]: With dead ends: 313 [2022-12-14 08:59:10,388 INFO L226 Difference]: Without dead ends: 164 [2022-12-14 08:59:10,389 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 16.3s TimeCoverageRelationStatistics Valid=71, Invalid=83, Unknown=2, NotChecked=0, Total=156 [2022-12-14 08:59:10,390 INFO L413 NwaCegarLoop]: 160 mSDtfsCounter, 1 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 402 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2022-12-14 08:59:10,390 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 402 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 184 Invalid, 3 Unknown, 0 Unchecked, 10.0s Time] [2022-12-14 08:59:10,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-12-14 08:59:10,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 161. [2022-12-14 08:59:10,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 146 states have (on average 1.178082191780822) internal successors, (172), 152 states have internal predecessors, (172), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2022-12-14 08:59:10,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 194 transitions. [2022-12-14 08:59:10,406 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 194 transitions. Word has length 61 [2022-12-14 08:59:10,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:59:10,406 INFO L495 AbstractCegarLoop]: Abstraction has 161 states and 194 transitions. [2022-12-14 08:59:10,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 08:59:10,406 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 194 transitions. [2022-12-14 08:59:10,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-12-14 08:59:10,407 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:59:10,407 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, 1, 1, 1, 1, 1, 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 08:59:10,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 08:59:10,608 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-12-14 08:59:10,609 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:59:10,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:59:10,610 INFO L85 PathProgramCache]: Analyzing trace with hash -1835922908, now seen corresponding path program 1 times [2022-12-14 08:59:10,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:59:10,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544664570] [2022-12-14 08:59:10,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:59:10,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:59:10,733 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 08:59:10,733 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1839767446] [2022-12-14 08:59:10,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:59:10,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:59:10,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:59:10,734 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 08:59:10,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 08:59:11,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:59:11,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 2249 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 08:59:11,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:59:11,630 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 08:59:11,630 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 08:59:11,715 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 08:59:11,715 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:59:11,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544664570] [2022-12-14 08:59:11,715 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 08:59:11,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1839767446] [2022-12-14 08:59:11,716 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1839767446] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 08:59:11,716 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [123850292] [2022-12-14 08:59:11,720 INFO L159 IcfgInterpreter]: Started Sifa with 71 locations of interest [2022-12-14 08:59:11,720 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 08:59:11,721 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 08:59:11,721 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 08:59:11,721 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 08:59:11,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:11,808 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-12-14 08:59:11,808 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2022-12-14 08:59:11,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:11,818 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 08:59:11,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:11,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:11,858 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-12-14 08:59:11,858 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 38 [2022-12-14 08:59:11,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:11,872 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 08:59:11,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:11,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:11,906 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-12-14 08:59:11,907 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-12-14 08:59:11,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:11,923 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 08:59:11,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:11,933 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:59:11,934 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 08:59:12,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,295 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 08:59:12,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,332 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 08:59:12,369 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 08:59:12,385 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 08:59:12,410 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 08:59:12,421 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 08:59:12,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,464 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 08:59:12,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,509 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 08:59:12,553 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 08:59:12,578 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 08:59:12,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,629 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-12-14 08:59:12,630 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 74 [2022-12-14 08:59:12,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,696 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-12-14 08:59:12,697 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2022-12-14 08:59:12,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:12,731 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 08:59:13,200 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 08:59:13,212 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 08:59:13,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,247 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 08:59:13,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,274 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 08:59:13,320 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 08:59:13,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,360 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 08:59:13,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,393 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 08:59:13,417 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 08:59:13,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,474 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 08:59:13,500 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 08:59:13,522 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 08:59:13,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,581 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-12-14 08:59:13,581 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 74 [2022-12-14 08:59:13,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:59:13,643 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-12-14 08:59:13,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2022-12-14 08:59:13,936 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 253 for LOIs [2022-12-14 08:59:14,013 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 08:59:20,040 WARN L233 SmtUtils]: Spent 5.22s on a formula simplification. DAG size of input: 235 DAG size of output: 220 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 08:59:27,494 WARN L233 SmtUtils]: Spent 5.36s on a formula simplification. DAG size of input: 251 DAG size of output: 236 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 08:59:37,112 WARN L233 SmtUtils]: Spent 5.52s on a formula simplification. DAG size of input: 262 DAG size of output: 248 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 08:59:51,192 WARN L233 SmtUtils]: Spent 7.96s on a formula simplification. DAG size of input: 284 DAG size of output: 262 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 09:00:04,856 WARN L233 SmtUtils]: Spent 7.51s on a formula simplification. DAG size of input: 284 DAG size of output: 262 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 09:00:07,144 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_old(#memory_int)| 1))) (and (= c_~count_int_int~0 0) (< 0 |c_#StackHeapBarrier|) (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|) (= (select |c_#valid| 0) 0) (= 48 (select .cse0 0)) (= 2 (select |c_#length| 1)) (= (select |c_#valid| 1) 1) (= |c_#NULL.offset| 0) (= (select |c_#length| 2) 21) (= |c_old(#memory_int)| |c_#memory_int|) (= (select |c_#valid| 2) 1) (= |c_#NULL.base| 0) (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|) (= (select .cse0 1) 0) (= |c_#Ultimate.C_memset_#t~loopctr360| 0) (= |c_#Ultimate.C_memset_#value| 0) (= 44 |c_#Ultimate.C_memset_#amount|) (exists ((|v_ULTIMATE.start_main_~#j~0#1.base_BEFORE_CALL_5| Int)) (and (< |c_#StackHeapBarrier| |v_ULTIMATE.start_main_~#j~0#1.base_BEFORE_CALL_5|) (not (= 2 |v_ULTIMATE.start_main_~#j~0#1.base_BEFORE_CALL_5|)) (= (select |c_#length| |v_ULTIMATE.start_main_~#j~0#1.base_BEFORE_CALL_5|) 4) (= (select |c_#valid| |v_ULTIMATE.start_main_~#j~0#1.base_BEFORE_CALL_5|) 1) (not (= |v_ULTIMATE.start_main_~#j~0#1.base_BEFORE_CALL_5| 0)))) (exists ((v_~bitwiseXor_32 Int) (v_~bitwiseXor_31 Int) (v_~bitwiseXor_30 Int) (|v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| Int) (v_~bitwiseXor_36 Int) (v_~bitwiseXor_35 Int) (v_~bitwiseXor_34 Int) (v_~bitwiseXor_33 Int) (v_~bitwiseXor_29 Int) (v_~bitwiseXor_28 Int)) (let ((.cse5 (select |c_old(#memory_$Pointer$.base)| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|)) (.cse4 (select |c_old(#memory_$Pointer$.offset)| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|))) (let ((.cse1 (select |c_old(#memory_int)| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|)) (.cse3 (select .cse4 8)) (.cse2 (select .cse5 8))) (and (= (select .cse1 32) 4) (not (= |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| .cse2)) (= .cse3 0) (= (select .cse4 12) 0) (not (= |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| 1)) (= (select .cse1 4) 0) (= (select .cse5 12) 0) (not (= .cse2 0)) (= (select |c_#valid| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 1) (= (let ((.cse23 (let ((.cse29 (+ (* 256 (mod (select .cse1 1) 256)) (* 65536 (mod (select .cse1 2) 256)) (* (mod (select .cse1 3) 256) 16777216)))) (ite (= .cse29 4276993779) 522093 (ite (= 4277515872 .cse29) 0 v_~bitwiseXor_35))))) (let ((.cse27 (* (- 1) .cse23))) (let ((.cse20 (let ((.cse28 (* 256 .cse23))) (ite (= (+ .cse23 1622558010) 0) .cse28 (ite (= .cse28 0) (+ (- 1622558010) .cse27) (ite (= (+ (* 257 .cse23) 1622558010) 0) 0 v_~bitwiseXor_36)))))) (let ((.cse25 (* (- 1) .cse20))) (let ((.cse17 (let ((.cse26 (div .cse20 8192))) (ite (= 4276993779 (+ .cse20 .cse23)) .cse26 (ite (= .cse26 0) (+ .cse25 .cse27 4276993779) (ite (= 4276993779 (+ .cse20 .cse23 .cse26)) 0 v_~bitwiseXor_31)))))) (let ((.cse22 (* (- 1) .cse17))) (let ((.cse14 (let ((.cse24 (div .cse17 4096))) (ite (= (+ .cse17 .cse20) .cse23) .cse24 (ite (= .cse24 0) (+ .cse22 .cse25 .cse23) (ite (= (+ .cse17 .cse20 .cse24) .cse23) 0 v_~bitwiseXor_32)))))) (let ((.cse19 (* (- 1) .cse14))) (let ((.cse11 (let ((.cse21 (* 65536 .cse14))) (ite (= .cse20 (+ .cse17 .cse14)) .cse21 (ite (= .cse21 0) (+ .cse19 .cse22 .cse20) (ite (= (+ .cse17 (* .cse14 65537)) .cse20) 0 v_~bitwiseXor_33)))))) (let ((.cse16 (* (- 1) .cse11))) (let ((.cse6 (let ((.cse18 (div .cse11 32))) (ite (= .cse17 (+ .cse14 .cse11)) .cse18 (ite (= .cse18 0) (+ .cse19 .cse17 .cse16) (ite (= (+ .cse14 .cse18 .cse11) .cse17) 0 v_~bitwiseXor_34)))))) (let ((.cse13 (* (- 1) .cse6))) (let ((.cse7 (let ((.cse15 (div .cse6 8))) (ite (= .cse14 (+ .cse6 .cse11)) .cse15 (ite (= .cse15 0) (+ .cse14 .cse16 .cse13) (ite (= (+ .cse6 .cse15 .cse11) .cse14) 0 v_~bitwiseXor_29)))))) (let ((.cse10 (* .cse7 (- 1)))) (let ((.cse8 (let ((.cse12 (* .cse7 1024))) (ite (= (+ .cse7 .cse6) .cse11) .cse12 (ite (= .cse12 0) (+ .cse10 .cse11 .cse13) (ite (= (+ (* .cse7 1025) .cse6) .cse11) 0 v_~bitwiseXor_30)))))) (let ((.cse9 (div .cse8 32768))) (ite (= .cse6 (+ .cse7 .cse8)) .cse9 (ite (= .cse9 0) (+ (* (- 1) .cse8) .cse10 .cse6) (ite (= (+ .cse7 .cse8 .cse9) .cse6) 0 v_~bitwiseXor_28))))))))))))))))))) (select .cse1 36)) (not (= |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| 2)) (= (select .cse1 0) 0) (< |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| |c_#StackHeapBarrier|) (= 44 (select |c_#length| .cse2)) (= |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| (select .cse5 28)) (not (= 2 .cse2)) (= (select |c_#length| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 72) (= .cse3 |c_#Ultimate.C_memset_#ptr.offset|) (= (select .cse5 16) 0) (not (= |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| 0)) (= (select .cse4 28) 0) (= (select |c_#valid| .cse2) 1) (not (= .cse2 1)) (= (select .cse4 16) 0) (= .cse2 |c_#Ultimate.C_memset_#ptr.base|) (< .cse2 |c_#StackHeapBarrier|))))))) is different from false [2022-12-14 09:00:07,159 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [123850292] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 09:00:07,159 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-12-14 09:00:07,159 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4, 4] total 17 [2022-12-14 09:00:07,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531946612] [2022-12-14 09:00:07,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 09:00:07,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-12-14 09:00:07,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 09:00:07,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-14 09:00:07,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=144, Unknown=10, NotChecked=28, Total=272 [2022-12-14 09:00:07,161 INFO L87 Difference]: Start difference. First operand 161 states and 194 transitions. Second operand has 13 states, 12 states have (on average 5.666666666666667) internal successors, (68), 11 states have internal predecessors, (68), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 09:00:09,572 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 09:00:11,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 09:00:13,702 WARN L539 Checker$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 09:00:15,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 09:00:17,791 WARN L539 Checker$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 09:00:19,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 09:00:21,866 WARN L539 Checker$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 09:00:23,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 09:00:25,905 WARN L539 Checker$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 09:00:30,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 09:00:31,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 09:00:31,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:00:31,390 INFO L93 Difference]: Finished difference Result 315 states and 384 transitions. [2022-12-14 09:00:31,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-14 09:00:31,391 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 5.666666666666667) internal successors, (68), 11 states have internal predecessors, (68), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 74 [2022-12-14 09:00:31,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:00:31,392 INFO L225 Difference]: With dead ends: 315 [2022-12-14 09:00:31,392 INFO L226 Difference]: Without dead ends: 166 [2022-12-14 09:00:31,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 204 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 53.1s TimeCoverageRelationStatistics Valid=90, Invalid=144, Unknown=10, NotChecked=28, Total=272 [2022-12-14 09:00:31,393 INFO L413 NwaCegarLoop]: 159 mSDtfsCounter, 1 mSDsluCounter, 340 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 0 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 499 SdHoareTripleChecker+Invalid, 325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 96 IncrementalHoareTripleChecker+Unchecked, 24.2s IncrementalHoareTripleChecker+Time [2022-12-14 09:00:31,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 499 Invalid, 325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 220 Invalid, 9 Unknown, 96 Unchecked, 24.2s Time] [2022-12-14 09:00:31,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2022-12-14 09:00:31,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2022-12-14 09:00:31,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 150 states have (on average 1.1733333333333333) internal successors, (176), 156 states have internal predecessors, (176), 12 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (12), 7 states have call predecessors, (12), 12 states have call successors, (12) [2022-12-14 09:00:31,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 200 transitions. [2022-12-14 09:00:31,418 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 200 transitions. Word has length 74 [2022-12-14 09:00:31,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:00:31,418 INFO L495 AbstractCegarLoop]: Abstraction has 166 states and 200 transitions. [2022-12-14 09:00:31,418 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 5.666666666666667) internal successors, (68), 11 states have internal predecessors, (68), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 09:00:31,418 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 200 transitions. [2022-12-14 09:00:31,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-14 09:00:31,420 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:00:31,420 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, 1, 1, 1, 1, 1, 1, 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 09:00:31,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-12-14 09:00:31,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:00:31,622 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:00:31,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:00:31,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1163140644, now seen corresponding path program 1 times [2022-12-14 09:00:31,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 09:00:31,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918136362] [2022-12-14 09:00:31,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:00:31,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 09:00:31,754 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 09:00:31,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [419851614] [2022-12-14 09:00:31,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:00:31,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 09:00:31,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:00:31,756 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 09:00:31,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d28a0aa9-e563-42c3-8560-a7fc3bfe055d/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-14 09:00:32,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:00:32,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 2264 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 09:00:32,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:00:32,531 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 09:00:32,531 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 09:00:32,593 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 09:00:32,593 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 09:00:32,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918136362] [2022-12-14 09:00:32,593 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 09:00:32,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [419851614] [2022-12-14 09:00:32,593 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [419851614] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 09:00:32,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1692045612] [2022-12-14 09:00:32,597 INFO L159 IcfgInterpreter]: Started Sifa with 71 locations of interest [2022-12-14 09:00:32,597 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 09:00:32,597 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 09:00:32,597 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 09:00:32,598 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 09:00:32,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:32,653 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-12-14 09:00:32,653 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2022-12-14 09:00:32,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:32,662 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 09:00:32,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:32,679 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 09:00:32,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:32,692 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-12-14 09:00:32,692 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 09:00:32,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:32,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:32,726 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-12-14 09:00:32,726 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 38 [2022-12-14 09:00:32,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:32,743 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 09:00:32,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:32,755 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 09:00:32,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:32,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:32,787 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-12-14 09:00:32,788 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-12-14 09:00:33,010 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 09:00:33,022 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 09:00:33,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,049 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 09:00:33,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,077 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 09:00:33,109 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 09:00:33,119 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 09:00:33,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,165 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 09:00:33,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,205 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 09:00:33,261 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 09:00:33,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,311 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-12-14 09:00:33,311 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 74 [2022-12-14 09:00:33,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,372 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-12-14 09:00:33,372 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2022-12-14 09:00:33,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,411 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 09:00:33,449 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 09:00:33,537 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 11 treesize of output 7 [2022-12-14 09:00:33,540 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 13 treesize of output 9 [2022-12-14 09:00:33,544 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 11 treesize of output 7 [2022-12-14 09:00:33,581 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-12-14 09:00:33,581 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 54 [2022-12-14 09:00:33,601 INFO L321 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-12-14 09:00:33,602 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 52 [2022-12-14 09:00:33,622 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-12-14 09:00:33,622 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 46 [2022-12-14 09:00:33,647 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 09:00:33,651 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 09:00:33,656 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 09:00:33,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,706 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 09:00:33,728 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 09:00:33,741 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 09:00:33,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 09:00:33,878 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 09:00:33,893 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 09:00:33,907 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 09:00:34,656 INFO L217 Elim1Store]: Index analysis took 555 ms [2022-12-14 09:00:38,974 INFO L321 Elim1Store]: treesize reduction 190, result has 18.1 percent of original size [2022-12-14 09:00:38,974 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 4 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 10752723 treesize of output 10752742 [2022-12-14 09:00:39,801 INFO L217 Elim1Store]: Index analysis took 644 ms [2022-12-14 09:00:40,639 INFO L321 Elim1Store]: treesize reduction 87, result has 5.4 percent of original size [2022-12-14 09:00:40,639 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 10752718 treesize of output 10752722 [2022-12-14 09:03:00,927 WARN L233 SmtUtils]: Spent 2.34m on a formula simplification. DAG size of input: 198 DAG size of output: 106 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 09:03:00,928 INFO L321 Elim1Store]: treesize reduction 1611, result has 24.6 percent of original size [2022-12-14 09:03:00,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 6 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 9 new quantified variables, introduced 18 case distinctions, treesize of input 8576 treesize of output 6519 [2022-12-14 09:03:01,341 INFO L217 Elim1Store]: Index analysis took 133 ms [2022-12-14 09:04:20,435 WARN L233 SmtUtils]: Spent 1.32m 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 09:04:20,435 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-12-14 09:04:20,436 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 8524 treesize of output 7357 [2022-12-14 09:04:24,627 INFO L217 Elim1Store]: Index analysis took 3234 ms [2022-12-14 09:13:29,099 WARN L233 SmtUtils]: Spent 9.05m on a formula simplification. DAG size of input: 538 DAG size of output: 282 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 09:13:29,100 INFO L321 Elim1Store]: treesize reduction 15914, result has 26.5 percent of original size [2022-12-14 09:13:29,101 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 12 new quantified variables, introduced 48 case distinctions, treesize of input 7608 treesize of output 21467