./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a 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_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 99f48cdcb9a25adc64e4307e90599f4e37a0b97f677ff29ab3d60f24a1c8e980 --- 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-38b53e6 [2022-11-25 22:36:21,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:36:21,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:36:21,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:36:21,459 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:36:21,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:36:21,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:36:21,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:36:21,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:36:21,478 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:36:21,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:36:21,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:36:21,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:36:21,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:36:21,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:36:21,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:36:21,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:36:21,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:36:21,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:36:21,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:36:21,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:36:21,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:36:21,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:36:21,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:36:21,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:36:21,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:36:21,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:36:21,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:36:21,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:36:21,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:36:21,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:36:21,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:36:21,526 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:36:21,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:36:21,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:36:21,529 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:36:21,530 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:36:21,530 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:36:21,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:36:21,532 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:36:21,533 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:36:21,534 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-25 22:36:21,582 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:36:21,582 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:36:21,583 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:36:21,583 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:36:21,584 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:36:21,584 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:36:21,584 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:36:21,585 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:36:21,585 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:36:21,585 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:36:21,586 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:36:21,587 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:36:21,587 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:36:21,587 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:36:21,587 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:36:21,588 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:36:21,588 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:36:21,588 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:36:21,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:36:21,590 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 22:36:21,590 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:36:21,590 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:36:21,590 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 22:36:21,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:36:21,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:36:21,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:36:21,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:36:21,592 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 22:36:21,592 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 22:36:21,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:36:21,592 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:36:21,593 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:36:21,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:36:21,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:36:21,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:36:21,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:36:21,594 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:36:21,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:36:21,594 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:36:21,595 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:36:21,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:36:21,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:36:21,595 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:36:21,596 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_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99f48cdcb9a25adc64e4307e90599f4e37a0b97f677ff29ab3d60f24a1c8e980 [2022-11-25 22:36:21,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:36:21,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:36:21,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:36:21,937 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:36:21,938 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:36:21,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i [2022-11-25 22:36:24,943 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:36:25,380 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:36:25,380 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i [2022-11-25 22:36:25,396 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/data/af2f64e97/9e6b6c6a9cfa48b39159398fbd38485b/FLAG75525daed [2022-11-25 22:36:25,412 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/data/af2f64e97/9e6b6c6a9cfa48b39159398fbd38485b [2022-11-25 22:36:25,415 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:36:25,417 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:36:25,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:36:25,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:36:25,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:36:25,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:36:25" (1/1) ... [2022-11-25 22:36:25,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42775a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:25, skipping insertion in model container [2022-11-25 22:36:25,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:36:25" (1/1) ... [2022-11-25 22:36:25,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:36:25,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:36:25,990 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_79190e63-60a6-470c-872a-ca355cc669c4/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[33021,33034] [2022-11-25 22:36:26,095 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:36:26,109 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_79190e63-60a6-470c-872a-ca355cc669c4/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[44124,44137] [2022-11-25 22:36:26,113 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_79190e63-60a6-470c-872a-ca355cc669c4/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[44245,44258] [2022-11-25 22:36:26,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:36:26,158 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 22:36:26,222 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_79190e63-60a6-470c-872a-ca355cc669c4/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[33021,33034] [2022-11-25 22:36:26,311 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:36:26,317 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_79190e63-60a6-470c-872a-ca355cc669c4/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[44124,44137] [2022-11-25 22:36:26,317 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_79190e63-60a6-470c-872a-ca355cc669c4/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[44245,44258] [2022-11-25 22:36:26,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:36:26,361 INFO L208 MainTranslator]: Completed translation [2022-11-25 22:36:26,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:26 WrapperNode [2022-11-25 22:36:26,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:36:26,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 22:36:26,363 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 22:36:26,363 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 22:36:26,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:26" (1/1) ... [2022-11-25 22:36:26,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:26" (1/1) ... [2022-11-25 22:36:26,455 INFO L138 Inliner]: procedures = 176, calls = 328, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1153 [2022-11-25 22:36:26,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 22:36:26,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 22:36:26,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 22:36:26,456 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 22:36:26,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:26" (1/1) ... [2022-11-25 22:36:26,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:26" (1/1) ... [2022-11-25 22:36:26,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:26" (1/1) ... [2022-11-25 22:36:26,476 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:26" (1/1) ... [2022-11-25 22:36:26,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:26" (1/1) ... [2022-11-25 22:36:26,563 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:26" (1/1) ... [2022-11-25 22:36:26,581 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:26" (1/1) ... [2022-11-25 22:36:26,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:26" (1/1) ... [2022-11-25 22:36:26,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 22:36:26,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 22:36:26,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 22:36:26,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 22:36:26,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:26" (1/1) ... [2022-11-25 22:36:26,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:36:26,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:36:26,665 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 22:36:26,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 22:36:26,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 22:36:26,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 22:36:26,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 22:36:26,716 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 22:36:26,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 22:36:26,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 22:36:26,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 22:36:26,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 22:36:26,718 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-25 22:36:26,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 22:36:26,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 22:36:26,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 22:36:26,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 22:36:26,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 22:36:27,062 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 22:36:27,064 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 22:36:28,981 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 22:36:29,501 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 22:36:29,501 INFO L300 CfgBuilder]: Removed 72 assume(true) statements. [2022-11-25 22:36:29,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:36:29 BoogieIcfgContainer [2022-11-25 22:36:29,504 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 22:36:29,506 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 22:36:29,507 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 22:36:29,510 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 22:36:29,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 10:36:25" (1/3) ... [2022-11-25 22:36:29,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66d4e705 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:36:29, skipping insertion in model container [2022-11-25 22:36:29,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:26" (2/3) ... [2022-11-25 22:36:29,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66d4e705 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:36:29, skipping insertion in model container [2022-11-25 22:36:29,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:36:29" (3/3) ... [2022-11-25 22:36:29,513 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_BER_test7-2.i [2022-11-25 22:36:29,535 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 22:36:29,535 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-11-25 22:36:29,618 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 22:36:29,627 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;@60f99354, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 22:36:29,628 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-11-25 22:36:29,633 INFO L276 IsEmpty]: Start isEmpty. Operand has 130 states, 119 states have (on average 1.815126050420168) internal successors, (216), 125 states have internal predecessors, (216), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 22:36:29,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-25 22:36:29,640 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:36:29,641 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-25 22:36:29,641 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-25 22:36:29,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:36:29,647 INFO L85 PathProgramCache]: Analyzing trace with hash 28166472, now seen corresponding path program 1 times [2022-11-25 22:36:29,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:36:29,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462379984] [2022-11-25 22:36:29,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:36:29,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:36:29,821 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 22:36:29,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1089565600] [2022-11-25 22:36:29,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:36:29,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:36:29,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:36:29,826 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:36:29,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 22:36:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:36:30,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-25 22:36:30,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:36:30,159 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2022-11-25 22:36:30,171 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 [2022-11-25 22:36:30,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:36:30,254 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2022-11-25 22:36:30,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 22:36:30,271 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:36:30,272 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:36:30,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462379984] [2022-11-25 22:36:30,272 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 22:36:30,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1089565600] [2022-11-25 22:36:30,273 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1089565600] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:36:30,274 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:36:30,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 22:36:30,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131763822] [2022-11-25 22:36:30,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:36:30,291 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:36:30,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:36:30,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:36:30,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:36:30,341 INFO L87 Difference]: Start difference. First operand has 130 states, 119 states have (on average 1.815126050420168) internal successors, (216), 125 states have internal predecessors, (216), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2022-11-25 22:36:32,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:36:32,386 INFO L93 Difference]: Finished difference Result 316 states and 552 transitions. [2022-11-25 22:36:32,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:36:32,392 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 4 [2022-11-25 22:36:32,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:36:32,401 INFO L225 Difference]: With dead ends: 316 [2022-11-25 22:36:32,401 INFO L226 Difference]: Without dead ends: 165 [2022-11-25 22:36:32,405 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:36:32,408 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 61 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:36:32,409 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 319 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-25 22:36:32,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-11-25 22:36:32,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 117. [2022-11-25 22:36:32,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.2149532710280373) internal successors, (130), 112 states have internal predecessors, (130), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 22:36:32,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 136 transitions. [2022-11-25 22:36:32,459 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 136 transitions. Word has length 4 [2022-11-25 22:36:32,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:36:32,460 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 136 transitions. [2022-11-25 22:36:32,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2022-11-25 22:36:32,460 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 136 transitions. [2022-11-25 22:36:32,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-25 22:36:32,463 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:36:32,463 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] [2022-11-25 22:36:32,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-25 22:36:32,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:36:32,682 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-25 22:36:32,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:36:32,683 INFO L85 PathProgramCache]: Analyzing trace with hash -1476887490, now seen corresponding path program 1 times [2022-11-25 22:36:32,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:36:32,683 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262540242] [2022-11-25 22:36:32,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:36:32,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:36:32,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:36:33,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 22:36:33,286 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:36:33,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262540242] [2022-11-25 22:36:33,289 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262540242] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:36:33,289 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:36:33,289 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:36:33,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473718528] [2022-11-25 22:36:33,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:36:33,291 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:36:33,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:36:33,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:36:33,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:36:33,292 INFO L87 Difference]: Start difference. First operand 117 states and 136 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 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) [2022-11-25 22:36:36,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:36:36,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:36:36,017 INFO L93 Difference]: Finished difference Result 211 states and 247 transitions. [2022-11-25 22:36:36,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:36:36,024 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 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 25 [2022-11-25 22:36:36,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:36:36,025 INFO L225 Difference]: With dead ends: 211 [2022-11-25 22:36:36,025 INFO L226 Difference]: Without dead ends: 159 [2022-11-25 22:36:36,026 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:36:36,027 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 50 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:36:36,027 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 296 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-25 22:36:36,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2022-11-25 22:36:36,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 117. [2022-11-25 22:36:36,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.205607476635514) internal successors, (129), 112 states have internal predecessors, (129), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 22:36:36,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 135 transitions. [2022-11-25 22:36:36,038 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 135 transitions. Word has length 25 [2022-11-25 22:36:36,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:36:36,038 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 135 transitions. [2022-11-25 22:36:36,039 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 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) [2022-11-25 22:36:36,039 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 135 transitions. [2022-11-25 22:36:36,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-25 22:36:36,040 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:36:36,040 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] [2022-11-25 22:36:36,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 22:36:36,041 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-25 22:36:36,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:36:36,042 INFO L85 PathProgramCache]: Analyzing trace with hash 421230472, now seen corresponding path program 1 times [2022-11-25 22:36:36,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:36:36,042 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473750707] [2022-11-25 22:36:36,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:36:36,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:36:36,169 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 22:36:36,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1038548314] [2022-11-25 22:36:36,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:36:36,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:36:36,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:36:36,172 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:36:36,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 22:36:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:36:37,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 22:36:37,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:36:37,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 22:36:37,140 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:36:37,140 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:36:37,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473750707] [2022-11-25 22:36:37,140 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 22:36:37,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1038548314] [2022-11-25 22:36:37,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1038548314] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:36:37,141 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:36:37,141 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 22:36:37,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40429737] [2022-11-25 22:36:37,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:36:37,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:36:37,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:36:37,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:36:37,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:36:37,143 INFO L87 Difference]: Start difference. First operand 117 states and 135 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 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) [2022-11-25 22:36:37,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:36:37,941 INFO L93 Difference]: Finished difference Result 277 states and 319 transitions. [2022-11-25 22:36:37,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:36:37,944 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 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 28 [2022-11-25 22:36:37,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:36:37,945 INFO L225 Difference]: With dead ends: 277 [2022-11-25 22:36:37,945 INFO L226 Difference]: Without dead ends: 165 [2022-11-25 22:36:37,946 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:36:37,947 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 46 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-25 22:36:37,948 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 216 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-25 22:36:37,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-11-25 22:36:37,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 162. [2022-11-25 22:36:37,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 152 states have (on average 1.1842105263157894) internal successors, (180), 157 states have internal predecessors, (180), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 22:36:37,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 186 transitions. [2022-11-25 22:36:37,962 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 186 transitions. Word has length 28 [2022-11-25 22:36:37,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:36:37,962 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 186 transitions. [2022-11-25 22:36:37,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 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) [2022-11-25 22:36:37,963 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 186 transitions. [2022-11-25 22:36:37,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-25 22:36:37,964 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:36:37,964 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] [2022-11-25 22:36:37,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-25 22:36:38,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-11-25 22:36:38,174 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-25 22:36:38,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:36:38,174 INFO L85 PathProgramCache]: Analyzing trace with hash -722486566, now seen corresponding path program 1 times [2022-11-25 22:36:38,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:36:38,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362514026] [2022-11-25 22:36:38,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:36:38,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:36:38,247 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 22:36:38,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1416451731] [2022-11-25 22:36:38,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:36:38,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:36:38,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:36:38,253 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:36:38,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-25 22:36:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:36:52,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 22:36:52,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:36:52,721 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 22:36:52,721 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:36:52,721 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:36:52,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362514026] [2022-11-25 22:36:52,722 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 22:36:52,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1416451731] [2022-11-25 22:36:52,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1416451731] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:36:52,722 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:36:52,722 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:36:52,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716872632] [2022-11-25 22:36:52,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:36:52,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:36:52,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:36:52,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:36:52,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:36:52,725 INFO L87 Difference]: Start difference. First operand 162 states and 186 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 22:36:55,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:36:55,484 INFO L93 Difference]: Finished difference Result 308 states and 358 transitions. [2022-11-25 22:36:55,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:36:55,492 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2022-11-25 22:36:55,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:36:55,495 INFO L225 Difference]: With dead ends: 308 [2022-11-25 22:36:55,495 INFO L226 Difference]: Without dead ends: 164 [2022-11-25 22:36:55,496 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:36:55,497 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 1 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:36:55,497 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 338 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-25 22:36:55,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-11-25 22:36:55,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2022-11-25 22:36:55,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 153 states have (on average 1.1895424836601307) internal successors, (182), 159 states have internal predecessors, (182), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-25 22:36:55,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 189 transitions. [2022-11-25 22:36:55,513 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 189 transitions. Word has length 41 [2022-11-25 22:36:55,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:36:55,514 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 189 transitions. [2022-11-25 22:36:55,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 22:36:55,514 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 189 transitions. [2022-11-25 22:36:55,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-25 22:36:55,516 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:36:55,516 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:36:55,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-25 22:36:55,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:36:55,740 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-25 22:36:55,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:36:55,740 INFO L85 PathProgramCache]: Analyzing trace with hash -1306539504, now seen corresponding path program 1 times [2022-11-25 22:36:55,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:36:55,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997489508] [2022-11-25 22:36:55,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:36:55,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:36:55,841 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 22:36:55,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1891350642] [2022-11-25 22:36:55,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:36:55,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:36:55,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:36:55,843 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:36:55,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79190e63-60a6-470c-872a-ca355cc669c4/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 22:37:22,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:23,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-25 22:37:23,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:37:23,074 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-25 22:37:23,075 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 22:37:23,208 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-25 22:37:23,208 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:37:23,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997489508] [2022-11-25 22:37:23,209 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 22:37:23,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1891350642] [2022-11-25 22:37:23,209 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1891350642] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 22:37:23,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1941334181] [2022-11-25 22:37:23,231 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2022-11-25 22:37:23,232 INFO L166 IcfgInterpreter]: Building call graph [2022-11-25 22:37:23,236 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-25 22:37:23,242 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-25 22:37:23,243 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-25 22:37:23,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:23,341 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-25 22:37:23,341 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 [2022-11-25 22:37:23,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:23,362 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-25 22:37:23,372 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 15 treesize of output 1 [2022-11-25 22:37:23,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:23,388 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 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-25 22:37:23,401 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 15 treesize of output 1 [2022-11-25 22:37:23,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:23,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:23,456 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-25 22:37:23,457 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 37 treesize of output 42 [2022-11-25 22:37:23,471 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-25 22:37:23,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:23,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:23,518 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-25 22:37:23,518 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 [2022-11-25 22:37:23,534 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-25 22:37:23,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:23,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:23,549 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 [2022-11-25 22:37:23,611 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-25 22:37:23,619 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-25 22:37:23,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:23,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:23,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:23,640 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 84 treesize of output 64 [2022-11-25 22:37:24,126 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-25 22:37:24,144 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-25 22:37:24,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,205 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 29 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9896995 treesize of output 5376286 [2022-11-25 22:37:24,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,282 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 29 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9896993 treesize of output 5376298 [2022-11-25 22:37:24,353 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-25 22:37:24,368 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-25 22:37:24,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,442 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-25 22:37:24,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,500 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-25 22:37:24,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,611 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-25 22:37:24,655 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-25 22:37:24,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,749 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-25 22:37:24,750 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 [2022-11-25 22:37:24,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:24,777 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2022-11-25 22:37:24,808 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-25 22:37:25,026 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 [2022-11-25 22:37:25,033 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 [2022-11-25 22:37:25,037 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 [2022-11-25 22:37:25,086 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-25 22:37:25,086 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 [2022-11-25 22:37:25,119 INFO L321 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-11-25 22:37:25,120 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 [2022-11-25 22:37:25,149 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-25 22:37:25,150 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 [2022-11-25 22:37:25,196 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-25 22:37:25,202 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-25 22:37:25,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-25 22:37:25,275 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 46 treesize of output 16 [2022-11-25 22:37:25,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,333 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458573 treesize of output 4759755 [2022-11-25 22:37:25,359 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-25 22:37:25,576 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 46 treesize of output 16 [2022-11-25 22:37:25,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:37:25,618 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458573 treesize of output 4759755 [2022-11-25 22:37:25,645 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-25 22:37:27,724 INFO L217 Elim1Store]: Index analysis took 1670 ms [2022-11-25 22:37:30,829 INFO L321 Elim1Store]: treesize reduction 142, result has 15.5 percent of original size [2022-11-25 22:37:30,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 9519766 treesize of output 9519770 [2022-11-25 22:37:32,266 INFO L217 Elim1Store]: Index analysis took 1251 ms [2022-11-25 22:37:35,344 INFO L321 Elim1Store]: treesize reduction 206, result has 11.2 percent of original size [2022-11-25 22:37:35,344 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 9519771 treesize of output 9519774 [2022-11-25 22:37:44,481 WARN L233 SmtUtils]: Spent 9.09s on a formula simplification. DAG size of input: 67 DAG size of output: 32 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 22:37:44,482 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-11-25 22:37:44,482 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1986 treesize of output 1476 [2022-11-25 22:37:44,667 INFO L217 Elim1Store]: Index analysis took 104 ms [2022-11-25 22:38:06,020 WARN L233 SmtUtils]: Spent 21.35s on a formula simplification. DAG size of input: 90 DAG size of output: 45 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 22:38:06,021 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-11-25 22:38:06,021 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2005 treesize of output 1829 [2022-11-25 22:38:06,761 INFO L217 Elim1Store]: Index analysis took 512 ms [2022-11-25 22:38:29,983 WARN L233 SmtUtils]: Spent 22.76s on a formula simplification. DAG size of input: 249 DAG size of output: 147 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 22:38:29,986 INFO L321 Elim1Store]: treesize reduction 2466, result has 32.0 percent of original size [2022-11-25 22:38:29,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 2097 [2022-11-25 22:38:31,595 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:38:31,596 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 69 [2022-11-25 22:38:31,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:31,719 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:38:31,721 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 55 [2022-11-25 22:39:31,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:39:31,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:39:31,555 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2022-11-25 22:39:32,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:39:32,191 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2022-11-25 22:39:36,659 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:39:36,686 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:39:36,715 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:39:36,742 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:40:32,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:40:32,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:40:32,774 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2022-11-25 22:40:33,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:40:33,361 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2022-11-25 22:40:42,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:40:42,356 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2022-11-25 22:40:42,414 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:40:42,415 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2022-11-25 22:40:42,498 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:40:42,499 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2022-11-25 22:40:42,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:40:42,582 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2022-11-25 22:41:04,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:41:04,288 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:41:04,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2022-11-25 22:41:04,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:41:04,350 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-25 22:41:04,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:41:04,451 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-25 22:41:11,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:41:11,103 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2022-11-25 22:42:49,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:42:49,430 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13