./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW --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 3011b5baaaedb6c621e2913d841379eae3b8a9da7212e43b784fc8c1004eda96 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 14:48:45,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:48:45,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:48:45,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:48:45,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:48:45,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:48:45,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:48:45,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:48:45,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:48:45,450 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:48:45,452 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:48:45,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:48:45,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:48:45,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:48:45,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:48:45,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:48:45,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:48:45,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:48:45,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:48:45,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:48:45,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:48:45,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:48:45,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:48:45,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:48:45,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:48:45,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:48:45,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:48:45,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:48:45,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:48:45,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:48:45,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:48:45,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:48:45,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:48:45,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:48:45,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:48:45,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:48:45,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:48:45,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:48:45,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:48:45,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:48:45,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:48:45,505 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-23 14:48:45,552 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:48:45,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:48:45,553 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:48:45,553 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:48:45,554 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:48:45,554 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:48:45,555 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:48:45,555 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:48:45,555 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:48:45,555 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:48:45,556 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:48:45,557 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:48:45,557 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:48:45,557 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:48:45,558 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:48:45,558 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:48:45,558 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:48:45,558 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:48:45,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:48:45,559 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 14:48:45,560 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 14:48:45,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:48:45,560 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 14:48:45,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:48:45,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:48:45,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:48:45,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:48:45,561 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 14:48:45,562 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 14:48:45,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:48:45,562 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:48:45,563 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:48:45,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:48:45,564 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:48:45,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:48:45,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:48:45,565 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:48:45,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:48:45,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:48:45,566 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:48:45,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:48:45,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:48:45,567 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:48:45,567 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_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3011b5baaaedb6c621e2913d841379eae3b8a9da7212e43b784fc8c1004eda96 [2022-11-23 14:48:45,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:48:45,915 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:48:45,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:48:45,920 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:48:45,921 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:48:45,922 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i [2022-11-23 14:48:49,017 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:48:49,334 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:48:49,334 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i [2022-11-23 14:48:49,357 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/data/0ec59a534/e046e3d84bce47ec832e131a3db1c245/FLAGef8903fd1 [2022-11-23 14:48:49,371 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/data/0ec59a534/e046e3d84bce47ec832e131a3db1c245 [2022-11-23 14:48:49,374 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:48:49,376 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:48:49,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:48:49,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:48:49,381 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:48:49,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:48:49" (1/1) ... [2022-11-23 14:48:49,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77ea7a2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:49, skipping insertion in model container [2022-11-23 14:48:49,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:48:49" (1/1) ... [2022-11-23 14:48:49,392 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:48:49,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:48:49,909 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_d59c9f72-f6f8-41d2-8934-e65c4707a45b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i[33021,33034] [2022-11-23 14:48:50,071 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_d59c9f72-f6f8-41d2-8934-e65c4707a45b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i[45234,45247] [2022-11-23 14:48:50,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:48:50,116 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:48:50,159 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_d59c9f72-f6f8-41d2-8934-e65c4707a45b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i[33021,33034] [2022-11-23 14:48:50,207 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_d59c9f72-f6f8-41d2-8934-e65c4707a45b/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i[45234,45247] [2022-11-23 14:48:50,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:48:50,250 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:48:50,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:50 WrapperNode [2022-11-23 14:48:50,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:48:50,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:48:50,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:48:50,252 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:48:50,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:50" (1/1) ... [2022-11-23 14:48:50,291 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:50" (1/1) ... [2022-11-23 14:48:50,380 INFO L138 Inliner]: procedures = 177, calls = 348, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1153 [2022-11-23 14:48:50,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:48:50,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:48:50,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:48:50,391 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:48:50,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:50" (1/1) ... [2022-11-23 14:48:50,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:50" (1/1) ... [2022-11-23 14:48:50,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:50" (1/1) ... [2022-11-23 14:48:50,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:50" (1/1) ... [2022-11-23 14:48:50,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:50" (1/1) ... [2022-11-23 14:48:50,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:50" (1/1) ... [2022-11-23 14:48:50,474 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:50" (1/1) ... [2022-11-23 14:48:50,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:50" (1/1) ... [2022-11-23 14:48:50,488 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:48:50,489 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:48:50,489 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:48:50,489 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:48:50,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:50" (1/1) ... [2022-11-23 14:48:50,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:48:50,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:48:50,551 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:48:50,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:48:50,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 14:48:50,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-23 14:48:50,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-23 14:48:50,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 14:48:50,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-23 14:48:50,607 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-23 14:48:50,607 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2022-11-23 14:48:50,607 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2022-11-23 14:48:50,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 14:48:50,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:48:50,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 14:48:50,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 14:48:50,609 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-23 14:48:50,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 14:48:50,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 14:48:50,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 14:48:50,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:48:50,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:48:50,935 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:48:50,936 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:48:52,638 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:48:53,165 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:48:53,166 INFO L300 CfgBuilder]: Removed 71 assume(true) statements. [2022-11-23 14:48:53,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:48:53 BoogieIcfgContainer [2022-11-23 14:48:53,174 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:48:53,178 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:48:53,180 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:48:53,183 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:48:53,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:48:49" (1/3) ... [2022-11-23 14:48:53,184 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@561ce4b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:48:53, skipping insertion in model container [2022-11-23 14:48:53,185 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:48:50" (2/3) ... [2022-11-23 14:48:53,187 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@561ce4b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:48:53, skipping insertion in model container [2022-11-23 14:48:53,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:48:53" (3/3) ... [2022-11-23 14:48:53,192 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test8-2.i [2022-11-23 14:48:53,214 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:48:53,215 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-11-23 14:48:53,285 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 14:48:53,295 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;@55580891, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 14:48:53,295 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-23 14:48:53,301 INFO L276 IsEmpty]: Start isEmpty. Operand has 172 states, 140 states have (on average 1.8071428571428572) internal successors, (253), 163 states have internal predecessors, (253), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2022-11-23 14:48:53,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-23 14:48:53,317 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:48:53,318 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-23 14:48:53,319 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 14:48:53,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:48:53,327 INFO L85 PathProgramCache]: Analyzing trace with hash 32197593, now seen corresponding path program 1 times [2022-11-23 14:48:53,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:48:53,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020903896] [2022-11-23 14:48:53,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:48:53,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:48:53,489 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:48:53,489 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [681914062] [2022-11-23 14:48:53,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:48:53,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:48:53,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:48:53,498 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:48:53,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 14:48:53,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:48:53,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-23 14:48:53,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:48:53,805 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 [2022-11-23 14:48:53,814 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 [2022-11-23 14:48:53,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:48:53,855 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 15 treesize of output 7 [2022-11-23 14:48:53,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 14:48:53,865 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:48:53,865 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:48:53,865 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020903896] [2022-11-23 14:48:53,866 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:48:53,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [681914062] [2022-11-23 14:48:53,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [681914062] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:48:53,867 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:48:53,867 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 14:48:53,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332197704] [2022-11-23 14:48:53,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:48:53,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:48:53,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:48:53,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:48:53,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:48:53,905 INFO L87 Difference]: Start difference. First operand has 172 states, 140 states have (on average 1.8071428571428572) internal successors, (253), 163 states have internal predecessors, (253), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) 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) [2022-11-23 14:48:56,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:48:56,275 INFO L93 Difference]: Finished difference Result 399 states and 692 transitions. [2022-11-23 14:48:56,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:48:56,278 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 [2022-11-23 14:48:56,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:48:56,292 INFO L225 Difference]: With dead ends: 399 [2022-11-23 14:48:56,293 INFO L226 Difference]: Without dead ends: 208 [2022-11-23 14:48:56,300 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 [2022-11-23 14:48:56,307 INFO L413 NwaCegarLoop]: 184 mSDtfsCounter, 60 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 526 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-23 14:48:56,309 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 526 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-23 14:48:56,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2022-11-23 14:48:56,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 160. [2022-11-23 14:48:56,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 129 states have (on average 1.310077519379845) internal successors, (169), 151 states have internal predecessors, (169), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2022-11-23 14:48:56,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 209 transitions. [2022-11-23 14:48:56,393 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 209 transitions. Word has length 4 [2022-11-23 14:48:56,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:48:56,394 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 209 transitions. [2022-11-23 14:48:56,394 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) [2022-11-23 14:48:56,395 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 209 transitions. [2022-11-23 14:48:56,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-23 14:48:56,397 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:48:56,397 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] [2022-11-23 14:48:56,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 14:48:56,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-23 14:48:56,604 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 14:48:56,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:48:56,605 INFO L85 PathProgramCache]: Analyzing trace with hash 1415566518, now seen corresponding path program 1 times [2022-11-23 14:48:56,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:48:56,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485278844] [2022-11-23 14:48:56,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:48:56,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:48:56,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:48:57,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 14:48:57,077 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:48:57,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485278844] [2022-11-23 14:48:57,078 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485278844] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:48:57,078 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:48:57,078 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 14:48:57,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319471606] [2022-11-23 14:48:57,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:48:57,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:48:57,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:48:57,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:48:57,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:48:57,081 INFO L87 Difference]: Start difference. First operand 160 states and 209 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 14:48:58,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:48:58,287 INFO L93 Difference]: Finished difference Result 297 states and 393 transitions. [2022-11-23 14:48:58,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:48:58,288 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), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2022-11-23 14:48:58,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:48:58,291 INFO L225 Difference]: With dead ends: 297 [2022-11-23 14:48:58,291 INFO L226 Difference]: Without dead ends: 204 [2022-11-23 14:48:58,292 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 [2022-11-23 14:48:58,293 INFO L413 NwaCegarLoop]: 182 mSDtfsCounter, 51 mSDsluCounter, 334 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 516 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-23 14:48:58,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 516 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-23 14:48:58,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2022-11-23 14:48:58,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 160. [2022-11-23 14:48:58,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 129 states have (on average 1.302325581395349) internal successors, (168), 151 states have internal predecessors, (168), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2022-11-23 14:48:58,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 208 transitions. [2022-11-23 14:48:58,316 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 208 transitions. Word has length 26 [2022-11-23 14:48:58,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:48:58,316 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 208 transitions. [2022-11-23 14:48:58,316 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), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 14:48:58,316 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 208 transitions. [2022-11-23 14:48:58,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-23 14:48:58,317 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:48:58,319 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:48:58,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 14:48:58,320 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 14:48:58,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:48:58,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1725832852, now seen corresponding path program 1 times [2022-11-23 14:48:58,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:48:58,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642326609] [2022-11-23 14:48:58,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:48:58,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:48:58,491 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:48:58,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1152192650] [2022-11-23 14:48:58,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:48:58,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:48:58,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:48:58,506 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:48:58,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 14:48:59,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:48:59,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 1590 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-23 14:48:59,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:48:59,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 14:48:59,363 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:48:59,363 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:48:59,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642326609] [2022-11-23 14:48:59,364 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:48:59,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1152192650] [2022-11-23 14:48:59,364 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1152192650] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:48:59,364 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:48:59,365 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 14:48:59,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819054328] [2022-11-23 14:48:59,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:48:59,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:48:59,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:48:59,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:48:59,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:48:59,368 INFO L87 Difference]: Start difference. First operand 160 states and 208 transitions. Second operand has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 14:49:00,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:49:00,368 INFO L93 Difference]: Finished difference Result 160 states and 208 transitions. [2022-11-23 14:49:00,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:49:00,372 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2022-11-23 14:49:00,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:49:00,374 INFO L225 Difference]: With dead ends: 160 [2022-11-23 14:49:00,374 INFO L226 Difference]: Without dead ends: 159 [2022-11-23 14:49:00,374 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:49:00,375 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 192 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-23 14:49:00,376 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 288 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-23 14:49:00,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2022-11-23 14:49:00,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2022-11-23 14:49:00,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 129 states have (on average 1.2945736434108528) internal successors, (167), 150 states have internal predecessors, (167), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2022-11-23 14:49:00,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 207 transitions. [2022-11-23 14:49:00,392 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 207 transitions. Word has length 30 [2022-11-23 14:49:00,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:49:00,392 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 207 transitions. [2022-11-23 14:49:00,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 14:49:00,393 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 207 transitions. [2022-11-23 14:49:00,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-23 14:49:00,395 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:49:00,395 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:49:00,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-23 14:49:00,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-11-23 14:49:00,605 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 14:49:00,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:49:00,606 INFO L85 PathProgramCache]: Analyzing trace with hash 1961210902, now seen corresponding path program 1 times [2022-11-23 14:49:00,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:49:00,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672954113] [2022-11-23 14:49:00,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:49:00,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:49:00,745 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:49:00,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [328062554] [2022-11-23 14:49:00,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:49:00,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:49:00,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:49:00,750 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:49:00,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-23 14:49:01,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:49:01,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 1591 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-23 14:49:01,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:49:01,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 14:49:01,645 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:49:01,646 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:49:01,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672954113] [2022-11-23 14:49:01,646 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:49:01,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [328062554] [2022-11-23 14:49:01,646 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [328062554] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:49:01,647 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:49:01,647 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 14:49:01,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763902955] [2022-11-23 14:49:01,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:49:01,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:49:01,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:49:01,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:49:01,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:49:01,649 INFO L87 Difference]: Start difference. First operand 159 states and 207 transitions. Second operand has 4 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 14:49:03,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:49:03,462 INFO L93 Difference]: Finished difference Result 245 states and 332 transitions. [2022-11-23 14:49:03,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:49:03,466 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2022-11-23 14:49:03,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:49:03,468 INFO L225 Difference]: With dead ends: 245 [2022-11-23 14:49:03,468 INFO L226 Difference]: Without dead ends: 244 [2022-11-23 14:49:03,469 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:49:03,469 INFO L413 NwaCegarLoop]: 187 mSDtfsCounter, 69 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 543 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-23 14:49:03,470 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 543 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-23 14:49:03,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2022-11-23 14:49:03,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 213. [2022-11-23 14:49:03,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 178 states have (on average 1.247191011235955) internal successors, (222), 199 states have internal predecessors, (222), 24 states have call successors, (24), 5 states have call predecessors, (24), 4 states have return successors, (24), 9 states have call predecessors, (24), 24 states have call successors, (24) [2022-11-23 14:49:03,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 270 transitions. [2022-11-23 14:49:03,486 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 270 transitions. Word has length 31 [2022-11-23 14:49:03,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:49:03,486 INFO L495 AbstractCegarLoop]: Abstraction has 213 states and 270 transitions. [2022-11-23 14:49:03,487 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 14:49:03,487 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 270 transitions. [2022-11-23 14:49:03,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-23 14:49:03,488 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:49:03,489 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:49:03,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-23 14:49:03,702 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:49:03,702 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 14:49:03,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:49:03,703 INFO L85 PathProgramCache]: Analyzing trace with hash 176654397, now seen corresponding path program 1 times [2022-11-23 14:49:03,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:49:03,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476223713] [2022-11-23 14:49:03,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:49:03,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:49:03,837 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:49:03,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [249923929] [2022-11-23 14:49:03,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:49:03,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:49:03,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:49:03,839 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:49:03,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-23 14:49:04,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:49:04,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 1610 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-23 14:49:04,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:49:04,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 14:49:04,886 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:49:04,887 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:49:04,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476223713] [2022-11-23 14:49:04,887 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:49:04,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [249923929] [2022-11-23 14:49:04,888 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [249923929] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:49:04,888 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:49:04,888 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 14:49:04,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820996801] [2022-11-23 14:49:04,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:49:04,889 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:49:04,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:49:04,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:49:04,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:49:04,890 INFO L87 Difference]: Start difference. First operand 213 states and 270 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-23 14:49:06,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:49:06,208 INFO L93 Difference]: Finished difference Result 434 states and 549 transitions. [2022-11-23 14:49:06,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 14:49:06,209 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 39 [2022-11-23 14:49:06,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:49:06,211 INFO L225 Difference]: With dead ends: 434 [2022-11-23 14:49:06,211 INFO L226 Difference]: Without dead ends: 248 [2022-11-23 14:49:06,212 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:49:06,213 INFO L413 NwaCegarLoop]: 195 mSDtfsCounter, 47 mSDsluCounter, 160 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-23 14:49:06,213 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 355 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-23 14:49:06,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2022-11-23 14:49:06,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 245. [2022-11-23 14:49:06,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 209 states have (on average 1.229665071770335) internal successors, (257), 230 states have internal predecessors, (257), 25 states have call successors, (25), 5 states have call predecessors, (25), 4 states have return successors, (25), 10 states have call predecessors, (25), 25 states have call successors, (25) [2022-11-23 14:49:06,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 307 transitions. [2022-11-23 14:49:06,230 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 307 transitions. Word has length 39 [2022-11-23 14:49:06,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:49:06,231 INFO L495 AbstractCegarLoop]: Abstraction has 245 states and 307 transitions. [2022-11-23 14:49:06,231 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-23 14:49:06,231 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 307 transitions. [2022-11-23 14:49:06,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-23 14:49:06,233 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:49:06,233 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:49:06,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-11-23 14:49:06,443 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:49:06,443 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 14:49:06,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:49:06,444 INFO L85 PathProgramCache]: Analyzing trace with hash -1100217069, now seen corresponding path program 1 times [2022-11-23 14:49:06,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:49:06,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576629831] [2022-11-23 14:49:06,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:49:06,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:49:06,498 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:49:06,499 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1600985222] [2022-11-23 14:49:06,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:49:06,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:49:06,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:49:06,500 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:49:06,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-23 14:49:25,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:49:25,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-23 14:49:25,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:49:25,856 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 14:49:25,856 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:49:25,857 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:49:25,857 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576629831] [2022-11-23 14:49:25,857 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:49:25,857 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1600985222] [2022-11-23 14:49:25,857 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1600985222] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:49:25,858 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:49:25,858 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:49:25,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208795316] [2022-11-23 14:49:25,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:49:25,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:49:25,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:49:25,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:49:25,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:49:25,860 INFO L87 Difference]: Start difference. First operand 245 states and 307 transitions. Second operand has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-23 14:49:27,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:49:27,130 INFO L93 Difference]: Finished difference Result 473 states and 601 transitions. [2022-11-23 14:49:27,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:49:27,134 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 52 [2022-11-23 14:49:27,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:49:27,136 INFO L225 Difference]: With dead ends: 473 [2022-11-23 14:49:27,136 INFO L226 Difference]: Without dead ends: 249 [2022-11-23 14:49:27,137 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:49:27,138 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 1 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 545 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-23 14:49:27,138 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 545 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-23 14:49:27,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2022-11-23 14:49:27,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 249. [2022-11-23 14:49:27,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 211 states have (on average 1.2369668246445498) internal successors, (261), 234 states have internal predecessors, (261), 25 states have call successors, (25), 5 states have call predecessors, (25), 6 states have return successors, (27), 10 states have call predecessors, (27), 25 states have call successors, (27) [2022-11-23 14:49:27,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 313 transitions. [2022-11-23 14:49:27,175 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 313 transitions. Word has length 52 [2022-11-23 14:49:27,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:49:27,176 INFO L495 AbstractCegarLoop]: Abstraction has 249 states and 313 transitions. [2022-11-23 14:49:27,176 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-23 14:49:27,176 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 313 transitions. [2022-11-23 14:49:27,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-23 14:49:27,178 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:49:27,178 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:49:27,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-23 14:49:27,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:49:27,379 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-23 14:49:27,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:49:27,380 INFO L85 PathProgramCache]: Analyzing trace with hash 94867541, now seen corresponding path program 1 times [2022-11-23 14:49:27,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:49:27,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502450675] [2022-11-23 14:49:27,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:49:27,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:49:27,440 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:49:27,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1895318864] [2022-11-23 14:49:27,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:49:27,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:49:27,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:49:27,442 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:49:27,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d59c9f72-f6f8-41d2-8934-e65c4707a45b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-23 14:49:53,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:49:53,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 777 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-23 14:49:53,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:49:54,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 14:49:54,024 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 14:49:54,143 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 14:49:54,143 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:49:54,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502450675] [2022-11-23 14:49:54,143 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:49:54,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1895318864] [2022-11-23 14:49:54,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1895318864] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 14:49:54,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1067766888] [2022-11-23 14:49:54,172 INFO L159 IcfgInterpreter]: Started Sifa with 50 locations of interest [2022-11-23 14:49:54,172 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 14:49:54,176 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 14:49:54,181 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 14:49:54,181 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 14:49:54,255 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 [2022-11-23 14:49:54,260 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 [2022-11-23 14:49:54,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:54,270 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-23 14:49:54,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:54,305 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 14:49:54,305 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 [2022-11-23 14:49:54,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:54,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-23 14:49:54,401 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 [2022-11-23 14:49:54,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:54,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:54,445 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-23 14:49:54,445 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 [2022-11-23 14:49:54,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:54,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:54,469 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 [2022-11-23 14:49:54,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:54,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:54,486 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 37 treesize of output 38 [2022-11-23 14:49:54,501 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 [2022-11-23 14:49:54,535 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 [2022-11-23 14:49:54,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:54,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:54,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:54,553 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 [2022-11-23 14:49:54,568 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 [2022-11-23 14:49:54,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-23 14:49:54,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-23 14:49:55,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,090 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 [2022-11-23 14:49:55,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,140 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 8458577 treesize of output 4759834 [2022-11-23 14:49:55,206 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-23 14:49:55,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,264 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 [2022-11-23 14:49:55,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,321 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 [2022-11-23 14:49:55,356 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-23 14:49:55,415 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 14:49:55,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,458 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 [2022-11-23 14:49:55,502 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 14:49:55,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,578 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-11-23 14:49:55,578 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 74 [2022-11-23 14:49:55,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:55,668 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-23 14:49:55,668 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 [2022-11-23 14:49:55,894 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-23 14:49:55,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-23 14:49:55,907 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-23 14:49:55,935 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2022-11-23 14:49:55,942 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 65 [2022-11-23 14:49:55,951 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2022-11-23 14:49:55,971 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-23 14:49:55,976 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-23 14:49:55,983 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-23 14:49:56,039 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-23 14:49:56,056 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-11-23 14:49:56,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,105 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 30 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 [2022-11-23 14:49:56,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:49:56,297 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 [2022-11-23 14:49:56,354 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-11-23 14:49:56,376 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-11-23 14:49:57,458 INFO L217 Elim1Store]: Index analysis took 848 ms [2022-11-23 14:50:03,626 WARN L233 SmtUtils]: Spent 6.16s on a formula simplification. DAG size of input: 85 DAG size of output: 22 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 14:50:03,626 INFO L321 Elim1Store]: treesize reduction 142, result has 15.5 percent of original size [2022-11-23 14:50:03,627 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 9519772 treesize of output 9519776 [2022-11-23 14:50:06,854 INFO L217 Elim1Store]: Index analysis took 3017 ms [2022-11-23 14:50:10,705 INFO L321 Elim1Store]: treesize reduction 206, result has 11.2 percent of original size [2022-11-23 14:50:10,706 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 9519777 treesize of output 9519780 [2022-11-23 14:50:20,931 WARN L233 SmtUtils]: Spent 10.17s on a formula simplification. DAG size of input: 67 DAG size of output: 32 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 14:50:20,932 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-11-23 14:50:20,932 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 [2022-11-23 14:50:21,102 INFO L217 Elim1Store]: Index analysis took 102 ms [2022-11-23 14:50:43,186 WARN L233 SmtUtils]: Spent 22.08s on a formula simplification. DAG size of input: 90 DAG size of output: 45 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 14:50:43,187 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-11-23 14:50:43,187 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 1819 [2022-11-23 14:50:44,009 INFO L217 Elim1Store]: Index analysis took 554 ms [2022-11-23 14:51:08,666 WARN L233 SmtUtils]: Spent 24.13s 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) [2022-11-23 14:51:08,667 INFO L321 Elim1Store]: treesize reduction 2466, result has 32.0 percent of original size [2022-11-23 14:51:08,668 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 [2022-11-23 14:51:09,898 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:51:09,900 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 [2022-11-23 14:51:10,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:51:10,072 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:51:10,074 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 [2022-11-23 14:51:11,149 INFO L217 Elim1Store]: Index analysis took 593 ms [2022-11-23 14:51:12,059 INFO L321 Elim1Store]: treesize reduction 36, result has 33.3 percent of original size [2022-11-23 14:51:12,060 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 82 treesize of output 108 [2022-11-23 14:51:12,198 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-23 14:51:12,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 15 [2022-11-23 14:51:12,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:51:12,403 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-23 14:51:12,403 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 30 [2022-11-23 14:51:12,516 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:51:12,586 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:51:12,686 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:51:12,688 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 212 [2022-11-23 14:51:13,043 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:51:13,127 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:51:13,128 INFO L217 Elim1Store]: Index analysis took 287 ms [2022-11-23 14:51:13,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 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 35 treesize of output 50 [2022-11-23 14:51:13,314 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:51:13,315 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 42 treesize of output 30 [2022-11-23 14:51:13,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:51:13,499 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 [2022-11-23 14:51:13,529 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:51:15,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:51:15,224 INFO L217 Elim1Store]: Index analysis took 104 ms [2022-11-23 14:51:15,225 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 [2022-11-23 14:51:15,300 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:53:25,918 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:53:25,944 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:53:26,942 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:53:27,008 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:56:36,541 WARN L233 SmtUtils]: Spent 6.46s on a formula simplification that was a NOOP. DAG size: 3257 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)