./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_sync.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e877-8eec-4649-b37f-c2f144e62ca7/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e877-8eec-4649-b37f-c2f144e62ca7/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e877-8eec-4649-b37f-c2f144e62ca7/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e877-8eec-4649-b37f-c2f144e62ca7/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_sync.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e877-8eec-4649-b37f-c2f144e62ca7/bin/utaipan-g80aRyZoba/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e877-8eec-4649-b37f-c2f144e62ca7/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 459cf049271151c452003a0973bcdcc76c918d5759d842702be03de8528f67ef --- 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-b5237d8 [2022-11-22 01:52:25,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:52:25,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:52:25,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:52:25,658 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:52:25,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:52:25,660 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:52:25,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:52:25,664 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:52:25,665 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:52:25,666 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:52:25,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:52:25,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:52:25,669 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:52:25,670 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:52:25,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:52:25,672 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:52:25,673 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:52:25,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:52:25,677 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:52:25,678 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:52:25,681 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:52:25,683 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:52:25,684 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:52:25,688 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:52:25,688 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:52:25,688 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:52:25,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:52:25,690 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:52:25,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:52:25,692 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:52:25,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:52:25,693 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:52:25,694 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:52:25,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:52:25,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:52:25,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:52:25,697 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:52:25,697 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:52:25,698 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:52:25,699 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:52:25,707 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e877-8eec-4649-b37f-c2f144e62ca7/bin/utaipan-g80aRyZoba/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-22 01:52:25,748 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:52:25,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:52:25,754 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:52:25,754 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:52:25,755 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:52:25,755 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:52:25,756 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:52:25,756 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:52:25,756 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:52:25,756 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:52:25,758 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:52:25,758 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:52:25,758 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:52:25,758 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:52:25,759 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:52:25,759 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:52:25,759 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:52:25,759 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:52:25,761 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:52:25,761 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 01:52:25,761 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:52:25,762 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 01:52:25,762 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:52:25,762 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:52:25,762 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:52:25,763 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:52:25,763 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 01:52:25,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:52:25,764 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:52:25,764 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:52:25,764 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:52:25,765 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:52:25,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:52:25,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:52:25,766 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:52:25,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:52:25,766 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:52:25,766 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:52:25,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:52:25,767 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:52:25,767 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:52:25,767 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_adb2e877-8eec-4649-b37f-c2f144e62ca7/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e877-8eec-4649-b37f-c2f144e62ca7/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 459cf049271151c452003a0973bcdcc76c918d5759d842702be03de8528f67ef [2022-11-22 01:52:26,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:52:26,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:52:26,098 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:52:26,099 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:52:26,100 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:52:26,101 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e877-8eec-4649-b37f-c2f144e62ca7/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/seq-pthread/cs_sync.i [2022-11-22 01:52:29,182 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:52:29,447 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:52:29,457 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e877-8eec-4649-b37f-c2f144e62ca7/sv-benchmarks/c/seq-pthread/cs_sync.i [2022-11-22 01:52:29,491 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e877-8eec-4649-b37f-c2f144e62ca7/bin/utaipan-g80aRyZoba/data/67a515e4f/e1615100dcf148ac8368d647e54cb143/FLAG9390b7fd0 [2022-11-22 01:52:29,513 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e877-8eec-4649-b37f-c2f144e62ca7/bin/utaipan-g80aRyZoba/data/67a515e4f/e1615100dcf148ac8368d647e54cb143 [2022-11-22 01:52:29,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:52:29,524 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:52:29,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:52:29,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:52:29,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:52:29,532 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:52:29" (1/1) ... [2022-11-22 01:52:29,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33e2cf49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:29, skipping insertion in model container [2022-11-22 01:52:29,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:52:29" (1/1) ... [2022-11-22 01:52:29,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:52:29,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:52:30,228 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_adb2e877-8eec-4649-b37f-c2f144e62ca7/sv-benchmarks/c/seq-pthread/cs_sync.i[34698,34711] [2022-11-22 01:52:30,383 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:52:30,414 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 01:52:30,475 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_adb2e877-8eec-4649-b37f-c2f144e62ca7/sv-benchmarks/c/seq-pthread/cs_sync.i[34698,34711] [2022-11-22 01:52:30,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:52:30,574 INFO L208 MainTranslator]: Completed translation [2022-11-22 01:52:30,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:30 WrapperNode [2022-11-22 01:52:30,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:52:30,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 01:52:30,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 01:52:30,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 01:52:30,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:30" (1/1) ... [2022-11-22 01:52:30,633 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:30" (1/1) ... [2022-11-22 01:52:30,701 INFO L138 Inliner]: procedures = 245, calls = 244, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 544 [2022-11-22 01:52:30,704 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 01:52:30,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 01:52:30,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 01:52:30,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 01:52:30,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:30" (1/1) ... [2022-11-22 01:52:30,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:30" (1/1) ... [2022-11-22 01:52:30,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:30" (1/1) ... [2022-11-22 01:52:30,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:30" (1/1) ... [2022-11-22 01:52:30,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:30" (1/1) ... [2022-11-22 01:52:30,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:30" (1/1) ... [2022-11-22 01:52:30,795 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:30" (1/1) ... [2022-11-22 01:52:30,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:30" (1/1) ... [2022-11-22 01:52:30,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 01:52:30,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 01:52:30,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 01:52:30,809 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 01:52:30,810 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:30" (1/1) ... [2022-11-22 01:52:30,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:52:30,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e877-8eec-4649-b37f-c2f144e62ca7/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:52:30,869 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e877-8eec-4649-b37f-c2f144e62ca7/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 01:52:30,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e877-8eec-4649-b37f-c2f144e62ca7/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 01:52:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-22 01:52:30,963 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-22 01:52:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 01:52:30,964 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_signal [2022-11-22 01:52:30,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_signal [2022-11-22 01:52:30,964 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2022-11-22 01:52:30,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2022-11-22 01:52:30,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 01:52:30,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 01:52:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 01:52:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2022-11-22 01:52:30,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2022-11-22 01:52:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 01:52:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_init [2022-11-22 01:52:30,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_init [2022-11-22 01:52:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 01:52:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 01:52:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 01:52:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-22 01:52:30,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-22 01:52:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_wait [2022-11-22 01:52:30,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_wait [2022-11-22 01:52:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-22 01:52:30,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-22 01:52:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-22 01:52:30,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-22 01:52:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-22 01:52:30,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-22 01:52:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 01:52:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 01:52:30,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 01:52:31,260 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 01:52:31,262 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 01:52:31,759 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !(0 != ~__CS_ret~0 % 256); [2022-11-22 01:52:31,760 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2022-11-22 01:52:31,760 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !(0 != ~__CS_ret~0 % 256); [2022-11-22 01:52:31,760 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2022-11-22 01:52:31,760 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L991: SUMMARY for call __CS_cs(); srcloc: null [2022-11-22 01:52:31,761 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L991-1: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2022-11-22 01:52:31,761 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L991-1: assume !(0 != ~__CS_ret~0 % 256); [2022-11-22 01:52:34,173 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 01:52:34,365 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 01:52:34,366 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-22 01:52:34,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:52:34 BoogieIcfgContainer [2022-11-22 01:52:34,370 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 01:52:34,373 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 01:52:34,374 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 01:52:34,377 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 01:52:34,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:52:29" (1/3) ... [2022-11-22 01:52:34,380 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@437cf1c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:52:34, skipping insertion in model container [2022-11-22 01:52:34,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:52:30" (2/3) ... [2022-11-22 01:52:34,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@437cf1c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:52:34, skipping insertion in model container [2022-11-22 01:52:34,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:52:34" (3/3) ... [2022-11-22 01:52:34,383 INFO L112 eAbstractionObserver]: Analyzing ICFG cs_sync.i [2022-11-22 01:52:34,404 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 01:52:34,404 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 01:52:34,477 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 01:52:34,490 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;@5e9e3705, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 01:52:34,490 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 01:52:34,496 INFO L276 IsEmpty]: Start isEmpty. Operand has 160 states, 93 states have (on average 1.4193548387096775) internal successors, (132), 94 states have internal predecessors, (132), 55 states have call successors, (55), 10 states have call predecessors, (55), 10 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2022-11-22 01:52:34,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-22 01:52:34,525 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:52:34,526 INFO L195 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:52:34,527 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:52:34,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:52:34,535 INFO L85 PathProgramCache]: Analyzing trace with hash 643413204, now seen corresponding path program 1 times [2022-11-22 01:52:34,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:52:34,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536128789] [2022-11-22 01:52:34,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:52:34,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:52:35,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:52:35,544 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-22 01:52:35,546 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:52:35,546 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536128789] [2022-11-22 01:52:35,548 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536128789] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:52:35,548 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:52:35,548 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:52:35,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734614014] [2022-11-22 01:52:35,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:52:35,558 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:52:35,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:52:35,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:52:35,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:52:35,609 INFO L87 Difference]: Start difference. First operand has 160 states, 93 states have (on average 1.4193548387096775) internal successors, (132), 94 states have internal predecessors, (132), 55 states have call successors, (55), 10 states have call predecessors, (55), 10 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-22 01:52:37,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:52:37,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:52:37,874 INFO L93 Difference]: Finished difference Result 319 states and 486 transitions. [2022-11-22 01:52:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:52:37,886 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 50 [2022-11-22 01:52:37,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:52:37,894 INFO L225 Difference]: With dead ends: 319 [2022-11-22 01:52:37,894 INFO L226 Difference]: Without dead ends: 160 [2022-11-22 01:52:37,900 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:52:37,904 INFO L413 NwaCegarLoop]: 214 mSDtfsCounter, 2 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-22 01:52:37,905 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 428 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-11-22 01:52:37,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2022-11-22 01:52:37,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 159. [2022-11-22 01:52:37,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 93 states have (on average 1.3763440860215055) internal successors, (128), 93 states have internal predecessors, (128), 55 states have call successors, (55), 10 states have call predecessors, (55), 10 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2022-11-22 01:52:37,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 238 transitions. [2022-11-22 01:52:37,969 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 238 transitions. Word has length 50 [2022-11-22 01:52:37,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:52:37,970 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 238 transitions. [2022-11-22 01:52:37,970 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-22 01:52:37,970 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 238 transitions. [2022-11-22 01:52:37,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-22 01:52:37,974 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:52:37,974 INFO L195 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:52:37,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 01:52:37,975 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:52:37,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:52:37,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1885798493, now seen corresponding path program 1 times [2022-11-22 01:52:37,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:52:37,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565439510] [2022-11-22 01:52:37,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:52:37,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:52:38,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:52:38,559 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-22 01:52:38,559 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:52:38,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565439510] [2022-11-22 01:52:38,560 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565439510] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:52:38,560 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:52:38,560 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:52:38,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282789626] [2022-11-22 01:52:38,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:52:38,562 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:52:38,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:52:38,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:52:38,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:52:38,564 INFO L87 Difference]: Start difference. First operand 159 states and 238 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-22 01:52:40,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:52:40,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:52:40,763 INFO L93 Difference]: Finished difference Result 317 states and 476 transitions. [2022-11-22 01:52:40,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:52:40,764 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 52 [2022-11-22 01:52:40,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:52:40,766 INFO L225 Difference]: With dead ends: 317 [2022-11-22 01:52:40,767 INFO L226 Difference]: Without dead ends: 160 [2022-11-22 01:52:40,769 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:52:40,770 INFO L413 NwaCegarLoop]: 214 mSDtfsCounter, 0 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-22 01:52:40,771 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 427 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 44 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-11-22 01:52:40,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2022-11-22 01:52:40,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 160. [2022-11-22 01:52:40,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 94 states have (on average 1.372340425531915) internal successors, (129), 94 states have internal predecessors, (129), 55 states have call successors, (55), 10 states have call predecessors, (55), 10 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2022-11-22 01:52:40,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 239 transitions. [2022-11-22 01:52:40,804 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 239 transitions. Word has length 52 [2022-11-22 01:52:40,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:52:40,805 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 239 transitions. [2022-11-22 01:52:40,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-22 01:52:40,806 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 239 transitions. [2022-11-22 01:52:40,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-22 01:52:40,811 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:52:40,812 INFO L195 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:52:40,812 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 01:52:40,813 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:52:40,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:52:40,823 INFO L85 PathProgramCache]: Analyzing trace with hash -2015971326, now seen corresponding path program 1 times [2022-11-22 01:52:40,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:52:40,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972334767] [2022-11-22 01:52:40,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:52:40,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:52:41,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:52:41,430 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-22 01:52:41,434 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:52:41,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972334767] [2022-11-22 01:52:41,435 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972334767] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:52:41,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1508286259] [2022-11-22 01:52:41,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:52:41,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:52:41,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e877-8eec-4649-b37f-c2f144e62ca7/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:52:41,442 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e877-8eec-4649-b37f-c2f144e62ca7/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:52:41,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adb2e877-8eec-4649-b37f-c2f144e62ca7/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 01:52:42,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:52:42,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 1753 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-22 01:52:42,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:52:42,375 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-22 01:52:42,375 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 01:52:42,460 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-22 01:52:42,463 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1508286259] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 01:52:42,463 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1058541931] [2022-11-22 01:52:42,492 INFO L159 IcfgInterpreter]: Started Sifa with 34 locations of interest [2022-11-22 01:52:42,492 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 01:52:42,497 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 01:52:42,504 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 01:52:42,505 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 01:52:42,713 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 16 [2022-11-22 01:52:42,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 16 [2022-11-22 01:52:42,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:42,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:42,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:42,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:42,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:42,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:42,902 INFO L217 Elim1Store]: Index analysis took 123 ms [2022-11-22 01:52:44,474 INFO L321 Elim1Store]: treesize reduction 1202, result has 16.9 percent of original size [2022-11-22 01:52:44,475 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 60 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 14 case distinctions, treesize of input 72 treesize of output 285 [2022-11-22 01:52:44,652 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 9 treesize of output 11 [2022-11-22 01:52:44,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 9 treesize of output 11 [2022-11-22 01:52:44,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:44,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:45,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:45,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:45,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:45,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:45,104 INFO L217 Elim1Store]: Index analysis took 275 ms [2022-11-22 01:52:47,315 INFO L321 Elim1Store]: treesize reduction 1712, result has 14.4 percent of original size [2022-11-22 01:52:47,316 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 67 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 88 case distinctions, treesize of input 167 treesize of output 413 [2022-11-22 01:52:47,484 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 9 treesize of output 11 [2022-11-22 01:52:47,531 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 9 treesize of output 11 [2022-11-22 01:52:48,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 22 select indices, 22 select index equivalence classes, 112 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 0 case distinctions, treesize of input 350 treesize of output 285 [2022-11-22 01:52:48,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,410 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 44 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 82 [2022-11-22 01:52:48,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,486 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 44 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 80 [2022-11-22 01:52:48,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 57 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 91 [2022-11-22 01:52:48,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:48,759 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 30 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 71 [2022-11-22 01:52:49,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,174 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 44 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 93 [2022-11-22 01:52:49,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,270 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 44 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 106 [2022-11-22 01:52:49,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:49,415 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 23 select indices, 23 select index equivalence classes, 99 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 277 [2022-11-22 01:52:51,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,348 INFO L217 Elim1Store]: Index analysis took 145 ms [2022-11-22 01:52:51,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,548 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:52:51,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,555 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:52:51,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,575 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:52:51,577 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:52:51,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,583 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:52:51,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:51,586 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:52:51,587 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:52:51,588 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:52:52,555 INFO L321 Elim1Store]: treesize reduction 1587, result has 10.5 percent of original size [2022-11-22 01:52:52,556 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 23 select indices, 23 select index equivalence classes, 79 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 44 case distinctions, treesize of input 1982 treesize of output 1867 [2022-11-22 01:52:53,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,086 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:52:53,150 INFO L321 Elim1Store]: treesize reduction 108, result has 15.0 percent of original size [2022-11-22 01:52:53,151 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 20 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 1950 treesize of output 1910 [2022-11-22 01:52:53,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,394 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:52:53,503 INFO L321 Elim1Store]: treesize reduction 208, result has 17.1 percent of original size [2022-11-22 01:52:53,504 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 1955 treesize of output 1944 [2022-11-22 01:52:53,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:53,799 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:52:53,854 INFO L321 Elim1Store]: treesize reduction 108, result has 15.0 percent of original size [2022-11-22 01:52:53,855 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 20 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 1942 treesize of output 1902 [2022-11-22 01:52:54,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:54,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:54,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:54,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:54,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:54,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:52:54,069 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:52:54,152 INFO L321 Elim1Store]: treesize reduction 156, result has 21.6 percent of original size [2022-11-22 01:52:54,153 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 19 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 1934 treesize of output 1923 [2022-11-22 01:53:00,511 INFO L321 Elim1Store]: treesize reduction 44, result has 40.5 percent of original size [2022-11-22 01:53:00,511 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 1 case distinctions, treesize of input 59 treesize of output 30 [2022-11-22 01:53:00,564 INFO L321 Elim1Store]: treesize reduction 32, result has 48.4 percent of original size [2022-11-22 01:53:00,565 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 1 case distinctions, treesize of input 47 treesize of output 46 [2022-11-22 01:53:00,623 INFO L321 Elim1Store]: treesize reduction 45, result has 40.0 percent of original size [2022-11-22 01:53:00,623 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 1 case distinctions, treesize of input 60 treesize of output 59 [2022-11-22 01:53:01,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,581 INFO L217 Elim1Store]: Index analysis took 371 ms [2022-11-22 01:53:01,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:01,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:02,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:02,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:02,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:02,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:02,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:02,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:02,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:02,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:02,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:02,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:02,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:02,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:02,497 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:53:02,498 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:53:06,192 INFO L321 Elim1Store]: treesize reduction 2425, result has 9.5 percent of original size [2022-11-22 01:53:06,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 22 select indices, 22 select index equivalence classes, 73 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 20 case distinctions, treesize of input 1196 treesize of output 1220 [2022-11-22 01:53:06,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:06,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:06,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:06,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:06,708 INFO L321 Elim1Store]: treesize reduction 82, result has 20.4 percent of original size [2022-11-22 01:53:06,709 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 998 treesize of output 997 [2022-11-22 01:53:06,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:06,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:06,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:06,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,039 INFO L321 Elim1Store]: treesize reduction 82, result has 20.4 percent of original size [2022-11-22 01:53:07,040 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 992 treesize of output 991 [2022-11-22 01:53:07,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,268 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-22 01:53:07,269 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 995 treesize of output 994 [2022-11-22 01:53:07,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,487 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-22 01:53:07,488 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 995 treesize of output 994 [2022-11-22 01:53:07,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,677 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-22 01:53:07,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 995 treesize of output 994 [2022-11-22 01:53:07,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,881 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-22 01:53:07,883 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 995 treesize of output 994 [2022-11-22 01:53:07,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:07,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:08,037 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-22 01:53:08,038 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 995 treesize of output 994 [2022-11-22 01:53:08,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:08,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:08,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:08,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:08,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:53:08,198 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-22 01:53:08,199 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 995 treesize of output 994 [2022-11-22 01:54:07,195 WARN L233 SmtUtils]: Spent 6.17s on a formula simplification that was a NOOP. DAG size: 538 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-22 01:57:28,957 WARN L233 SmtUtils]: Spent 12.76s on a formula simplification. DAG size of input: 621 DAG size of output: 621 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-22 02:01:11,514 WARN L233 SmtUtils]: Spent 6.30s on a formula simplification that was a NOOP. DAG size: 624 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-22 02:06:29,432 WARN L233 SmtUtils]: Spent 11.61s on a formula simplification that was a NOOP. DAG size: 692 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)