./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ieee802154--mrf24j40.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ieee802154--mrf24j40.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI --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 64bit --witnessprinter.graph.data.programhash 516f7415706b6c5853539632c826b0e29b08def0097a2be3ef08c779c9d5bd22 --- 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-5e519f3 [2022-11-03 02:10:00,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:10:00,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:10:00,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:10:00,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:10:00,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:10:00,730 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:10:00,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:10:00,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:10:00,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:10:00,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:10:00,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:10:00,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:10:00,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:10:00,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:10:00,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:10:00,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:10:00,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:10:00,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:10:00,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:10:00,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:10:00,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:10:00,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:10:00,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:10:00,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:10:00,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:10:00,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:10:00,770 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:10:00,772 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:10:00,773 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:10:00,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:10:00,775 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:10:00,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:10:00,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:10:00,780 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:10:00,781 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:10:00,781 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:10:00,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:10:00,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:10:00,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:10:00,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:10:00,785 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:10:00,825 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:10:00,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:10:00,827 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:10:00,827 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:10:00,828 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:10:00,828 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:10:00,828 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:10:00,829 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:10:00,829 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:10:00,829 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:10:00,830 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:10:00,830 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:10:00,831 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:10:00,831 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:10:00,831 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:10:00,831 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:10:00,832 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:10:00,832 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:10:00,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:10:00,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:10:00,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:10:00,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:10:00,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:10:00,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:10:00,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:10:00,836 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:10:00,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:10:00,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:10:00,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:10:00,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:10:00,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:10:00,837 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:10:00,838 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:10:00,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:10:00,838 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:10:00,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:10:00,839 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:10:00,839 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:10:00,839 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_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 516f7415706b6c5853539632c826b0e29b08def0097a2be3ef08c779c9d5bd22 [2022-11-03 02:10:01,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:10:01,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:10:01,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:10:01,147 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:10:01,148 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:10:01,150 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ieee802154--mrf24j40.ko-entry_point.cil.out.i [2022-11-03 02:10:01,225 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/data/76341e8b7/c09e02ef2b104cc3b5c8ba69e9e7e3a9/FLAGa6c2c43d4 [2022-11-03 02:10:02,051 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:10:02,052 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ieee802154--mrf24j40.ko-entry_point.cil.out.i [2022-11-03 02:10:02,097 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/data/76341e8b7/c09e02ef2b104cc3b5c8ba69e9e7e3a9/FLAGa6c2c43d4 [2022-11-03 02:10:02,615 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/data/76341e8b7/c09e02ef2b104cc3b5c8ba69e9e7e3a9 [2022-11-03 02:10:02,618 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:10:02,620 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:10:02,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:10:02,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:10:02,628 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:10:02,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:10:02" (1/1) ... [2022-11-03 02:10:02,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69ad367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:02, skipping insertion in model container [2022-11-03 02:10:02,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:10:02" (1/1) ... [2022-11-03 02:10:02,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:10:02,770 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:10:03,596 WARN L230 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_cd47a78b-e1b7-4caa-b50a-66599afd2d20/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ieee802154--mrf24j40.ko-entry_point.cil.out.i[160816,160829] [2022-11-03 02:10:04,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:10:04,281 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:10:04,447 WARN L230 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_cd47a78b-e1b7-4caa-b50a-66599afd2d20/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ieee802154--mrf24j40.ko-entry_point.cil.out.i[160816,160829] [2022-11-03 02:10:04,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:10:04,707 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:10:04,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:04 WrapperNode [2022-11-03 02:10:04,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:10:04,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:10:04,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:10:04,709 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:10:04,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:04" (1/1) ... [2022-11-03 02:10:04,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:04" (1/1) ... [2022-11-03 02:10:04,855 INFO L138 Inliner]: procedures = 140, calls = 1066, calls flagged for inlining = 55, calls inlined = 52, statements flattened = 1906 [2022-11-03 02:10:04,856 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:10:04,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:10:04,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:10:04,857 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:10:04,867 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:04" (1/1) ... [2022-11-03 02:10:04,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:04" (1/1) ... [2022-11-03 02:10:04,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:04" (1/1) ... [2022-11-03 02:10:04,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:04" (1/1) ... [2022-11-03 02:10:04,941 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:04" (1/1) ... [2022-11-03 02:10:04,951 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:04" (1/1) ... [2022-11-03 02:10:04,960 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:04" (1/1) ... [2022-11-03 02:10:04,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:04" (1/1) ... [2022-11-03 02:10:04,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:10:04,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:10:04,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:10:04,994 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:10:04,995 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:04" (1/1) ... [2022-11-03 02:10:05,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:10:05,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:10:05,031 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:10:05,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:10:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 02:10:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2022-11-03 02:10:05,079 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2022-11-03 02:10:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 02:10:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 02:10:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 02:10:05,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 02:10:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 02:10:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure write_long_reg [2022-11-03 02:10:05,081 INFO L138 BoogieDeclarations]: Found implementation of procedure write_long_reg [2022-11-03 02:10:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2022-11-03 02:10:05,081 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2022-11-03 02:10:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-03 02:10:05,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-03 02:10:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2022-11-03 02:10:05,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2022-11-03 02:10:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2022-11-03 02:10:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2022-11-03 02:10:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 02:10:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 02:10:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2022-11-03 02:10:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2022-11-03 02:10:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 02:10:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-03 02:10:05,083 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-03 02:10:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-03 02:10:05,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-03 02:10:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 02:10:05,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 02:10:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure mrf24j40_set_channel [2022-11-03 02:10:05,083 INFO L138 BoogieDeclarations]: Found implementation of procedure mrf24j40_set_channel [2022-11-03 02:10:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2022-11-03 02:10:05,084 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2022-11-03 02:10:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 02:10:05,084 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 02:10:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure write_short_reg [2022-11-03 02:10:05,085 INFO L138 BoogieDeclarations]: Found implementation of procedure write_short_reg [2022-11-03 02:10:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 02:10:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:10:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure ieee802154_unregister_device [2022-11-03 02:10:05,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee802154_unregister_device [2022-11-03 02:10:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-03 02:10:05,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-03 02:10:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 02:10:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 02:10:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-03 02:10:05,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-03 02:10:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2022-11-03 02:10:05,090 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2022-11-03 02:10:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-11-03 02:10:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-11-03 02:10:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure read_short_reg [2022-11-03 02:10:05,093 INFO L138 BoogieDeclarations]: Found implementation of procedure read_short_reg [2022-11-03 02:10:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure mrf24j40_filter [2022-11-03 02:10:05,093 INFO L138 BoogieDeclarations]: Found implementation of procedure mrf24j40_filter [2022-11-03 02:10:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 02:10:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2022-11-03 02:10:05,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2022-11-03 02:10:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 02:10:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2022-11-03 02:10:05,094 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2022-11-03 02:10:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 02:10:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-03 02:10:05,095 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-03 02:10:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2022-11-03 02:10:05,095 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2022-11-03 02:10:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure mrf24j40_tx [2022-11-03 02:10:05,095 INFO L138 BoogieDeclarations]: Found implementation of procedure mrf24j40_tx [2022-11-03 02:10:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure mrf24j40_isr [2022-11-03 02:10:05,096 INFO L138 BoogieDeclarations]: Found implementation of procedure mrf24j40_isr [2022-11-03 02:10:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure mrf24j40_ed [2022-11-03 02:10:05,096 INFO L138 BoogieDeclarations]: Found implementation of procedure mrf24j40_ed [2022-11-03 02:10:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-03 02:10:05,096 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-03 02:10:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure ieee802154_free_device [2022-11-03 02:10:05,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee802154_free_device [2022-11-03 02:10:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:10:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 02:10:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-03 02:10:05,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-03 02:10:05,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:10:05,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:10:05,688 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:10:05,690 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:10:16,113 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 02:10:27,141 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:10:27,885 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:10:27,886 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-03 02:10:27,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:10:27 BoogieIcfgContainer [2022-11-03 02:10:27,893 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:10:27,895 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:10:27,896 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:10:27,900 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:10:27,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:10:02" (1/3) ... [2022-11-03 02:10:27,901 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@788ddee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:10:27, skipping insertion in model container [2022-11-03 02:10:27,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:04" (2/3) ... [2022-11-03 02:10:27,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@788ddee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:10:27, skipping insertion in model container [2022-11-03 02:10:27,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:10:27" (3/3) ... [2022-11-03 02:10:27,907 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ieee802154--mrf24j40.ko-entry_point.cil.out.i [2022-11-03 02:10:27,927 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:10:27,927 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 02:10:28,023 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:10:28,030 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;@54a1c59d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:10:28,031 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 02:10:28,037 INFO L276 IsEmpty]: Start isEmpty. Operand has 494 states, 312 states have (on average 1.3717948717948718) internal successors, (428), 326 states have internal predecessors, (428), 148 states have call successors, (148), 33 states have call predecessors, (148), 32 states have return successors, (140), 140 states have call predecessors, (140), 140 states have call successors, (140) [2022-11-03 02:10:28,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-03 02:10:28,055 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:10:28,055 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:10:28,056 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:10:28,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:10:28,065 INFO L85 PathProgramCache]: Analyzing trace with hash 768417011, now seen corresponding path program 1 times [2022-11-03 02:10:28,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:10:28,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188411287] [2022-11-03 02:10:28,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:28,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:10:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:28,865 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-03 02:10:28,866 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:10:28,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188411287] [2022-11-03 02:10:28,867 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188411287] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:10:28,867 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:10:28,867 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:10:28,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551116538] [2022-11-03 02:10:28,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:10:28,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:10:28,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:10:28,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:10:28,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:10:28,907 INFO L87 Difference]: Start difference. First operand has 494 states, 312 states have (on average 1.3717948717948718) internal successors, (428), 326 states have internal predecessors, (428), 148 states have call successors, (148), 33 states have call predecessors, (148), 32 states have return successors, (140), 140 states have call predecessors, (140), 140 states have call successors, (140) Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-03 02:10:30,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:33,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:35,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:36,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:10:36,263 INFO L93 Difference]: Finished difference Result 1388 states and 2134 transitions. [2022-11-03 02:10:36,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:10:36,266 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 30 [2022-11-03 02:10:36,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:10:36,286 INFO L225 Difference]: With dead ends: 1388 [2022-11-03 02:10:36,286 INFO L226 Difference]: Without dead ends: 881 [2022-11-03 02:10:36,296 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 [2022-11-03 02:10:36,299 INFO L413 NwaCegarLoop]: 744 mSDtfsCounter, 573 mSDsluCounter, 697 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 7 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 577 SdHoareTripleChecker+Valid, 1369 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:10:36,300 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [577 Valid, 1369 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 158 Invalid, 3 Unknown, 0 Unchecked, 7.2s Time] [2022-11-03 02:10:36,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 881 states. [2022-11-03 02:10:36,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 881 to 880. [2022-11-03 02:10:36,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 880 states, 571 states have (on average 1.3292469352014011) internal successors, (759), 579 states have internal predecessors, (759), 249 states have call successors, (249), 61 states have call predecessors, (249), 59 states have return successors, (250), 247 states have call predecessors, (250), 248 states have call successors, (250) [2022-11-03 02:10:36,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 880 states and 1258 transitions. [2022-11-03 02:10:36,432 INFO L78 Accepts]: Start accepts. Automaton has 880 states and 1258 transitions. Word has length 30 [2022-11-03 02:10:36,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:10:36,433 INFO L495 AbstractCegarLoop]: Abstraction has 880 states and 1258 transitions. [2022-11-03 02:10:36,434 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-03 02:10:36,434 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1258 transitions. [2022-11-03 02:10:36,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-03 02:10:36,445 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:10:36,445 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:10:36,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 02:10:36,446 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:10:36,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:10:36,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1383876038, now seen corresponding path program 1 times [2022-11-03 02:10:36,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:10:36,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681849553] [2022-11-03 02:10:36,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:36,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:10:36,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:36,851 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-03 02:10:36,851 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:10:36,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681849553] [2022-11-03 02:10:36,852 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681849553] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:10:36,852 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:10:36,852 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:10:36,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737213131] [2022-11-03 02:10:36,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:10:36,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:10:36,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:10:36,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:10:36,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:10:36,854 INFO L87 Difference]: Start difference. First operand 880 states and 1258 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-03 02:10:38,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:41,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:43,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:44,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:10:44,255 INFO L93 Difference]: Finished difference Result 1687 states and 2428 transitions. [2022-11-03 02:10:44,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:10:44,256 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 33 [2022-11-03 02:10:44,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:10:44,269 INFO L225 Difference]: With dead ends: 1687 [2022-11-03 02:10:44,269 INFO L226 Difference]: Without dead ends: 1682 [2022-11-03 02:10:44,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:10:44,273 INFO L413 NwaCegarLoop]: 735 mSDtfsCounter, 563 mSDsluCounter, 1496 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 565 SdHoareTripleChecker+Valid, 2090 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:10:44,273 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [565 Valid, 2090 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 232 Invalid, 3 Unknown, 0 Unchecked, 7.3s Time] [2022-11-03 02:10:44,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1682 states. [2022-11-03 02:10:44,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1682 to 1679. [2022-11-03 02:10:44,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1679 states, 1094 states have (on average 1.329981718464351) internal successors, (1455), 1110 states have internal predecessors, (1455), 469 states have call successors, (469), 119 states have call predecessors, (469), 115 states have return successors, (494), 465 states have call predecessors, (494), 468 states have call successors, (494) [2022-11-03 02:10:44,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1679 states and 2418 transitions. [2022-11-03 02:10:44,375 INFO L78 Accepts]: Start accepts. Automaton has 1679 states and 2418 transitions. Word has length 33 [2022-11-03 02:10:44,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:10:44,376 INFO L495 AbstractCegarLoop]: Abstraction has 1679 states and 2418 transitions. [2022-11-03 02:10:44,376 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-03 02:10:44,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 2418 transitions. [2022-11-03 02:10:44,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-11-03 02:10:44,386 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:10:44,387 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:10:44,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 02:10:44,387 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:10:44,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:10:44,388 INFO L85 PathProgramCache]: Analyzing trace with hash -905154873, now seen corresponding path program 1 times [2022-11-03 02:10:44,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:10:44,389 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272952887] [2022-11-03 02:10:44,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:44,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:10:44,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:45,479 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-03 02:10:45,480 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:10:45,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272952887] [2022-11-03 02:10:45,480 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272952887] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:10:45,480 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:10:45,480 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:10:45,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699692808] [2022-11-03 02:10:45,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:10:45,481 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:10:45,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:10:45,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:10:45,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:10:45,482 INFO L87 Difference]: Start difference. First operand 1679 states and 2418 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-03 02:10:47,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:49,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:52,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:52,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:10:52,923 INFO L93 Difference]: Finished difference Result 3416 states and 4926 transitions. [2022-11-03 02:10:52,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:10:52,924 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) Word has length 177 [2022-11-03 02:10:52,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:10:52,936 INFO L225 Difference]: With dead ends: 3416 [2022-11-03 02:10:52,937 INFO L226 Difference]: Without dead ends: 1744 [2022-11-03 02:10:52,944 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-03 02:10:52,945 INFO L413 NwaCegarLoop]: 616 mSDtfsCounter, 587 mSDsluCounter, 1504 mSDsCounter, 0 mSdLazyCounter, 300 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 597 SdHoareTripleChecker+Valid, 1945 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 300 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:10:52,946 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [597 Valid, 1945 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 300 Invalid, 3 Unknown, 0 Unchecked, 7.2s Time] [2022-11-03 02:10:52,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1744 states. [2022-11-03 02:10:53,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1744 to 1740. [2022-11-03 02:10:53,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1740 states, 1128 states have (on average 1.323581560283688) internal successors, (1493), 1151 states have internal predecessors, (1493), 481 states have call successors, (481), 127 states have call predecessors, (481), 130 states have return successors, (526), 477 states have call predecessors, (526), 480 states have call successors, (526) [2022-11-03 02:10:53,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1740 states and 2500 transitions. [2022-11-03 02:10:53,152 INFO L78 Accepts]: Start accepts. Automaton has 1740 states and 2500 transitions. Word has length 177 [2022-11-03 02:10:53,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:10:53,153 INFO L495 AbstractCegarLoop]: Abstraction has 1740 states and 2500 transitions. [2022-11-03 02:10:53,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-03 02:10:53,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 2500 transitions. [2022-11-03 02:10:53,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-11-03 02:10:53,172 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:10:53,173 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:10:53,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 02:10:53,179 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:10:53,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:10:53,181 INFO L85 PathProgramCache]: Analyzing trace with hash 839220016, now seen corresponding path program 1 times [2022-11-03 02:10:53,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:10:53,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377314911] [2022-11-03 02:10:53,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:53,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:10:53,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:54,005 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-03 02:10:54,005 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:10:54,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377314911] [2022-11-03 02:10:54,005 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377314911] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:10:54,005 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:10:54,006 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:10:54,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041864540] [2022-11-03 02:10:54,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:10:54,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:10:54,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:10:54,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:10:54,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:10:54,008 INFO L87 Difference]: Start difference. First operand 1740 states and 2500 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-03 02:10:56,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:10:58,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:01,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:01,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:11:01,727 INFO L93 Difference]: Finished difference Result 3477 states and 4998 transitions. [2022-11-03 02:11:01,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:11:01,728 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) Word has length 178 [2022-11-03 02:11:01,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:11:01,739 INFO L225 Difference]: With dead ends: 3477 [2022-11-03 02:11:01,739 INFO L226 Difference]: Without dead ends: 1744 [2022-11-03 02:11:01,747 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-03 02:11:01,748 INFO L413 NwaCegarLoop]: 616 mSDtfsCounter, 586 mSDsluCounter, 1504 mSDsCounter, 0 mSdLazyCounter, 294 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 595 SdHoareTripleChecker+Valid, 1945 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 294 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:11:01,748 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [595 Valid, 1945 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 294 Invalid, 3 Unknown, 0 Unchecked, 7.5s Time] [2022-11-03 02:11:01,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1744 states. [2022-11-03 02:11:01,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1744 to 1740. [2022-11-03 02:11:01,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1740 states, 1128 states have (on average 1.323581560283688) internal successors, (1493), 1151 states have internal predecessors, (1493), 481 states have call successors, (481), 127 states have call predecessors, (481), 130 states have return successors, (518), 477 states have call predecessors, (518), 480 states have call successors, (518) [2022-11-03 02:11:01,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1740 states and 2492 transitions. [2022-11-03 02:11:01,846 INFO L78 Accepts]: Start accepts. Automaton has 1740 states and 2492 transitions. Word has length 178 [2022-11-03 02:11:01,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:11:01,847 INFO L495 AbstractCegarLoop]: Abstraction has 1740 states and 2492 transitions. [2022-11-03 02:11:01,848 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-03 02:11:01,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 2492 transitions. [2022-11-03 02:11:01,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-11-03 02:11:01,855 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:11:01,855 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:11:01,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 02:11:01,855 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:11:01,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:11:01,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1148850519, now seen corresponding path program 1 times [2022-11-03 02:11:01,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:11:01,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109642258] [2022-11-03 02:11:01,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:01,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:11:02,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:11:02,583 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-03 02:11:02,583 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:11:02,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109642258] [2022-11-03 02:11:02,584 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109642258] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:11:02,584 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:11:02,584 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:11:02,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546967731] [2022-11-03 02:11:02,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:11:02,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:11:02,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:11:02,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:11:02,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:11:02,586 INFO L87 Difference]: Start difference. First operand 1740 states and 2492 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-03 02:11:04,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:07,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:09,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:10,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:11:10,969 INFO L93 Difference]: Finished difference Result 5131 states and 7392 transitions. [2022-11-03 02:11:10,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-03 02:11:10,970 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) Word has length 176 [2022-11-03 02:11:10,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:11:10,996 INFO L225 Difference]: With dead ends: 5131 [2022-11-03 02:11:10,997 INFO L226 Difference]: Without dead ends: 3398 [2022-11-03 02:11:11,008 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-03 02:11:11,011 INFO L413 NwaCegarLoop]: 711 mSDtfsCounter, 607 mSDsluCounter, 2207 mSDsCounter, 0 mSdLazyCounter, 400 mSolverCounterSat, 8 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 617 SdHoareTripleChecker+Valid, 2703 SdHoareTripleChecker+Invalid, 411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 400 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:11:11,011 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [617 Valid, 2703 Invalid, 411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 400 Invalid, 3 Unknown, 0 Unchecked, 8.1s Time] [2022-11-03 02:11:11,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3398 states. [2022-11-03 02:11:11,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3398 to 3366. [2022-11-03 02:11:11,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3366 states, 2196 states have (on average 1.325136612021858) internal successors, (2910), 2245 states have internal predecessors, (2910), 917 states have call successors, (917), 239 states have call predecessors, (917), 252 states have return successors, (1016), 909 states have call predecessors, (1016), 916 states have call successors, (1016) [2022-11-03 02:11:11,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3366 states to 3366 states and 4843 transitions. [2022-11-03 02:11:11,216 INFO L78 Accepts]: Start accepts. Automaton has 3366 states and 4843 transitions. Word has length 176 [2022-11-03 02:11:11,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:11:11,218 INFO L495 AbstractCegarLoop]: Abstraction has 3366 states and 4843 transitions. [2022-11-03 02:11:11,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-03 02:11:11,219 INFO L276 IsEmpty]: Start isEmpty. Operand 3366 states and 4843 transitions. [2022-11-03 02:11:11,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-03 02:11:11,226 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:11:11,226 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:11:11,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-03 02:11:11,227 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:11:11,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:11:11,227 INFO L85 PathProgramCache]: Analyzing trace with hash 238308842, now seen corresponding path program 1 times [2022-11-03 02:11:11,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:11:11,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802723918] [2022-11-03 02:11:11,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:11,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:11:11,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:11:11,908 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-03 02:11:11,908 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:11:11,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802723918] [2022-11-03 02:11:11,909 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802723918] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:11:11,909 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:11:11,909 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:11:11,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243429757] [2022-11-03 02:11:11,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:11:11,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:11:11,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:11:11,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:11:11,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:11:11,911 INFO L87 Difference]: Start difference. First operand 3366 states and 4843 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-03 02:11:13,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:16,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:18,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:20,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:11:20,127 INFO L93 Difference]: Finished difference Result 6757 states and 9733 transitions. [2022-11-03 02:11:20,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-03 02:11:20,128 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) Word has length 175 [2022-11-03 02:11:20,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:11:20,147 INFO L225 Difference]: With dead ends: 6757 [2022-11-03 02:11:20,147 INFO L226 Difference]: Without dead ends: 3398 [2022-11-03 02:11:20,161 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-03 02:11:20,161 INFO L413 NwaCegarLoop]: 711 mSDtfsCounter, 608 mSDsluCounter, 2207 mSDsCounter, 0 mSdLazyCounter, 394 mSolverCounterSat, 8 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 617 SdHoareTripleChecker+Valid, 2703 SdHoareTripleChecker+Invalid, 405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 394 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2022-11-03 02:11:20,162 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [617 Valid, 2703 Invalid, 405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 394 Invalid, 3 Unknown, 0 Unchecked, 7.9s Time] [2022-11-03 02:11:20,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3398 states. [2022-11-03 02:11:20,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3398 to 3366. [2022-11-03 02:11:20,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3366 states, 2196 states have (on average 1.325136612021858) internal successors, (2910), 2245 states have internal predecessors, (2910), 917 states have call successors, (917), 239 states have call predecessors, (917), 252 states have return successors, (1008), 909 states have call predecessors, (1008), 916 states have call successors, (1008) [2022-11-03 02:11:20,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3366 states to 3366 states and 4835 transitions. [2022-11-03 02:11:20,371 INFO L78 Accepts]: Start accepts. Automaton has 3366 states and 4835 transitions. Word has length 175 [2022-11-03 02:11:20,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:11:20,372 INFO L495 AbstractCegarLoop]: Abstraction has 3366 states and 4835 transitions. [2022-11-03 02:11:20,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-03 02:11:20,373 INFO L276 IsEmpty]: Start isEmpty. Operand 3366 states and 4835 transitions. [2022-11-03 02:11:20,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-11-03 02:11:20,379 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:11:20,379 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:11:20,380 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-03 02:11:20,380 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:11:20,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:11:20,381 INFO L85 PathProgramCache]: Analyzing trace with hash 162089725, now seen corresponding path program 1 times [2022-11-03 02:11:20,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:11:20,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221555661] [2022-11-03 02:11:20,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:20,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:11:20,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:11:21,043 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-03 02:11:21,044 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:11:21,044 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221555661] [2022-11-03 02:11:21,044 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221555661] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:11:21,044 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:11:21,044 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:11:21,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030578933] [2022-11-03 02:11:21,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:11:21,045 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:11:21,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:11:21,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:11:21,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:11:21,046 INFO L87 Difference]: Start difference. First operand 3366 states and 4835 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-03 02:11:23,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:25,696 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:28,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:29,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:11:29,249 INFO L93 Difference]: Finished difference Result 9989 states and 14357 transitions. [2022-11-03 02:11:29,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-03 02:11:29,249 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) Word has length 176 [2022-11-03 02:11:29,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:11:29,292 INFO L225 Difference]: With dead ends: 9989 [2022-11-03 02:11:29,292 INFO L226 Difference]: Without dead ends: 6630 [2022-11-03 02:11:29,307 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-03 02:11:29,308 INFO L413 NwaCegarLoop]: 711 mSDtfsCounter, 605 mSDsluCounter, 2207 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 8 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 613 SdHoareTripleChecker+Valid, 2698 SdHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2022-11-03 02:11:29,309 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [613 Valid, 2698 Invalid, 390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 379 Invalid, 3 Unknown, 0 Unchecked, 7.8s Time] [2022-11-03 02:11:29,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6630 states. [2022-11-03 02:11:29,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6630 to 6576. [2022-11-03 02:11:29,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6576 states, 4290 states have (on average 1.3291375291375291) internal successors, (5702), 4419 states have internal predecessors, (5702), 1793 states have call successors, (1793), 467 states have call predecessors, (1793), 492 states have return successors, (1960), 1745 states have call predecessors, (1960), 1792 states have call successors, (1960) [2022-11-03 02:11:29,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6576 states to 6576 states and 9455 transitions. [2022-11-03 02:11:29,747 INFO L78 Accepts]: Start accepts. Automaton has 6576 states and 9455 transitions. Word has length 176 [2022-11-03 02:11:29,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:11:29,751 INFO L495 AbstractCegarLoop]: Abstraction has 6576 states and 9455 transitions. [2022-11-03 02:11:29,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-03 02:11:29,752 INFO L276 IsEmpty]: Start isEmpty. Operand 6576 states and 9455 transitions. [2022-11-03 02:11:29,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-11-03 02:11:29,764 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:11:29,764 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:11:29,765 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-03 02:11:29,765 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:11:29,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:11:29,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1602409239, now seen corresponding path program 1 times [2022-11-03 02:11:29,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:11:29,766 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736572312] [2022-11-03 02:11:29,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:29,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:11:29,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:11:30,386 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-03 02:11:30,386 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:11:30,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736572312] [2022-11-03 02:11:30,387 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736572312] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:11:30,387 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:11:30,387 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:11:30,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716303180] [2022-11-03 02:11:30,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:11:30,387 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:11:30,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:11:30,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:11:30,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:11:30,388 INFO L87 Difference]: Start difference. First operand 6576 states and 9455 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-03 02:11:32,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:35,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:37,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:38,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:11:38,702 INFO L93 Difference]: Finished difference Result 15766 states and 22653 transitions. [2022-11-03 02:11:38,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-03 02:11:38,702 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) Word has length 173 [2022-11-03 02:11:38,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:11:38,764 INFO L225 Difference]: With dead ends: 15766 [2022-11-03 02:11:38,765 INFO L226 Difference]: Without dead ends: 9197 [2022-11-03 02:11:38,799 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-03 02:11:38,800 INFO L413 NwaCegarLoop]: 717 mSDtfsCounter, 606 mSDsluCounter, 2219 mSDsCounter, 0 mSdLazyCounter, 398 mSolverCounterSat, 8 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 614 SdHoareTripleChecker+Valid, 2717 SdHoareTripleChecker+Invalid, 409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 398 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2022-11-03 02:11:38,800 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [614 Valid, 2717 Invalid, 409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 398 Invalid, 3 Unknown, 0 Unchecked, 7.9s Time] [2022-11-03 02:11:38,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9197 states. [2022-11-03 02:11:39,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9197 to 9109. [2022-11-03 02:11:39,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9109 states, 5935 states have (on average 1.328390901432182) internal successors, (7884), 6132 states have internal predecessors, (7884), 2476 states have call successors, (2476), 654 states have call predecessors, (2476), 697 states have return successors, (2699), 2396 states have call predecessors, (2699), 2475 states have call successors, (2699) [2022-11-03 02:11:39,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9109 states to 9109 states and 13059 transitions. [2022-11-03 02:11:39,638 INFO L78 Accepts]: Start accepts. Automaton has 9109 states and 13059 transitions. Word has length 173 [2022-11-03 02:11:39,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:11:39,638 INFO L495 AbstractCegarLoop]: Abstraction has 9109 states and 13059 transitions. [2022-11-03 02:11:39,639 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-03 02:11:39,639 INFO L276 IsEmpty]: Start isEmpty. Operand 9109 states and 13059 transitions. [2022-11-03 02:11:39,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-11-03 02:11:39,662 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:11:39,663 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:11:39,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-03 02:11:39,663 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:11:39,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:11:39,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1545118006, now seen corresponding path program 1 times [2022-11-03 02:11:39,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:11:39,664 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197709305] [2022-11-03 02:11:39,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:39,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:11:39,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:11:40,340 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-03 02:11:40,340 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:11:40,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197709305] [2022-11-03 02:11:40,341 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197709305] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:11:40,341 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:11:40,341 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:11:40,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854457344] [2022-11-03 02:11:40,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:11:40,342 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:11:40,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:11:40,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:11:40,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:11:40,342 INFO L87 Difference]: Start difference. First operand 9109 states and 13059 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-03 02:11:42,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:44,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:47,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:48,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:11:48,544 INFO L93 Difference]: Finished difference Result 15744 states and 22617 transitions. [2022-11-03 02:11:48,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-03 02:11:48,545 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) Word has length 174 [2022-11-03 02:11:48,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:11:48,592 INFO L225 Difference]: With dead ends: 15744 [2022-11-03 02:11:48,593 INFO L226 Difference]: Without dead ends: 9091 [2022-11-03 02:11:48,620 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-03 02:11:48,621 INFO L413 NwaCegarLoop]: 711 mSDtfsCounter, 609 mSDsluCounter, 2207 mSDsCounter, 0 mSdLazyCounter, 388 mSolverCounterSat, 8 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 617 SdHoareTripleChecker+Valid, 2703 SdHoareTripleChecker+Invalid, 399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 388 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2022-11-03 02:11:48,621 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [617 Valid, 2703 Invalid, 399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 388 Invalid, 3 Unknown, 0 Unchecked, 7.7s Time] [2022-11-03 02:11:48,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9091 states. [2022-11-03 02:11:49,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9091 to 9033. [2022-11-03 02:11:49,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9033 states, 5875 states have (on average 1.3266382978723403) internal successors, (7794), 6064 states have internal predecessors, (7794), 2470 states have call successors, (2470), 654 states have call predecessors, (2470), 687 states have return successors, (2655), 2388 states have call predecessors, (2655), 2469 states have call successors, (2655) [2022-11-03 02:11:49,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9033 states to 9033 states and 12919 transitions. [2022-11-03 02:11:49,264 INFO L78 Accepts]: Start accepts. Automaton has 9033 states and 12919 transitions. Word has length 174 [2022-11-03 02:11:49,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:11:49,264 INFO L495 AbstractCegarLoop]: Abstraction has 9033 states and 12919 transitions. [2022-11-03 02:11:49,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-03 02:11:49,265 INFO L276 IsEmpty]: Start isEmpty. Operand 9033 states and 12919 transitions. [2022-11-03 02:11:49,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-11-03 02:11:49,284 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:11:49,284 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:11:49,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-03 02:11:49,284 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:11:49,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:11:49,289 INFO L85 PathProgramCache]: Analyzing trace with hash -450514214, now seen corresponding path program 1 times [2022-11-03 02:11:49,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:11:49,290 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691067005] [2022-11-03 02:11:49,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:49,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:11:49,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:11:50,071 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-03 02:11:50,072 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:11:50,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691067005] [2022-11-03 02:11:50,072 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691067005] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:11:50,072 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:11:50,072 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:11:50,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162171685] [2022-11-03 02:11:50,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:11:50,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:11:50,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:11:50,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:11:50,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:11:50,073 INFO L87 Difference]: Start difference. First operand 9033 states and 12919 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-03 02:11:52,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:54,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:57,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:11:57,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:11:57,689 INFO L93 Difference]: Finished difference Result 13972 states and 19993 transitions. [2022-11-03 02:11:57,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:11:57,689 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) Word has length 179 [2022-11-03 02:11:57,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:11:57,732 INFO L225 Difference]: With dead ends: 13972 [2022-11-03 02:11:57,732 INFO L226 Difference]: Without dead ends: 8725 [2022-11-03 02:11:57,751 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-03 02:11:57,752 INFO L413 NwaCegarLoop]: 616 mSDtfsCounter, 585 mSDsluCounter, 1504 mSDsCounter, 0 mSdLazyCounter, 288 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 593 SdHoareTripleChecker+Valid, 1945 SdHoareTripleChecker+Invalid, 297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 288 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:11:57,752 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [593 Valid, 1945 Invalid, 297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 288 Invalid, 3 Unknown, 0 Unchecked, 7.2s Time] [2022-11-03 02:11:57,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8725 states. [2022-11-03 02:11:58,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8725 to 8713. [2022-11-03 02:11:58,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8713 states, 5652 states have (on average 1.3248407643312101) internal successors, (7488), 5825 states have internal predecessors, (7488), 2415 states have call successors, (2415), 632 states have call predecessors, (2415), 645 states have return successors, (2538), 2329 states have call predecessors, (2538), 2414 states have call successors, (2538) [2022-11-03 02:11:58,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8713 states to 8713 states and 12441 transitions. [2022-11-03 02:11:58,384 INFO L78 Accepts]: Start accepts. Automaton has 8713 states and 12441 transitions. Word has length 179 [2022-11-03 02:11:58,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:11:58,384 INFO L495 AbstractCegarLoop]: Abstraction has 8713 states and 12441 transitions. [2022-11-03 02:11:58,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 4 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-03 02:11:58,385 INFO L276 IsEmpty]: Start isEmpty. Operand 8713 states and 12441 transitions. [2022-11-03 02:11:58,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-11-03 02:11:58,405 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:11:58,406 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:11:58,406 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-03 02:11:58,406 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:11:58,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:11:58,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1551232166, now seen corresponding path program 1 times [2022-11-03 02:11:58,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:11:58,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399980458] [2022-11-03 02:11:58,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:58,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:11:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:11:59,452 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2022-11-03 02:11:59,453 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:11:59,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399980458] [2022-11-03 02:11:59,453 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399980458] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:11:59,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1762137615] [2022-11-03 02:11:59,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:59,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:11:59,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:11:59,461 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:11:59,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 02:12:01,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:12:01,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 3786 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-03 02:12:01,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:12:02,320 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-11-03 02:12:02,320 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 02:12:03,378 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-11-03 02:12:03,378 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1762137615] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 02:12:03,378 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1268232811] [2022-11-03 02:12:03,404 INFO L159 IcfgInterpreter]: Started Sifa with 104 locations of interest [2022-11-03 02:12:03,404 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 02:12:03,409 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 02:12:03,414 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 02:12:03,415 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 02:12:07,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:07,943 INFO L244 Elim1Store]: Index analysis took 199 ms [2022-11-03 02:12:07,989 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 34 select indices, 34 select index equivalence classes, 515 disjoint index pairs (out of 561 index pairs), introduced 35 new quantified variables, introduced 0 case distinctions, treesize of input 423 treesize of output 608 [2022-11-03 02:12:08,076 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 310 treesize of output 251 [2022-11-03 02:12:10,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:10,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:11,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:11,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:11,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:11,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:11,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:11,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:11,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:11,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:11,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:11,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:11,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:11,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:11,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:11,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:11,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:12,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:12,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:12,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:12,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:12,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:12,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:12,366 INFO L244 Elim1Store]: Index analysis took 1513 ms [2022-11-03 02:12:15,339 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 137 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 246 [2022-11-03 02:12:15,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:15,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:15,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:15,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:15,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:15,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:15,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:15,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:15,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:15,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:15,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:15,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:15,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:15,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,078 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 147 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 194 treesize of output 257 [2022-11-03 02:12:16,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,399 INFO L244 Elim1Store]: Index analysis took 121 ms [2022-11-03 02:12:16,404 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 34 select indices, 34 select index equivalence classes, 284 disjoint index pairs (out of 561 index pairs), introduced 35 new quantified variables, introduced 0 case distinctions, treesize of input 320 treesize of output 421 [2022-11-03 02:12:16,481 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 310 treesize of output 251 [2022-11-03 02:12:16,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:16,816 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 361 treesize of output 325 [2022-11-03 02:12:18,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:18,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:18,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:18,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:18,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:18,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:18,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:18,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:18,050 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 369 treesize of output 295 [2022-11-03 02:12:18,112 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-03 02:12:18,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:18,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:18,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:18,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:18,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:19,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:19,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:19,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:19,007 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 369 treesize of output 295 [2022-11-03 02:12:19,061 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-03 02:12:22,356 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 9 [2022-11-03 02:12:22,365 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 6 treesize of output 5 [2022-11-03 02:12:22,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:22,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:22,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:22,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:22,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:22,647 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 17 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 44 [2022-11-03 02:12:22,823 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 106 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 136 [2022-11-03 02:12:22,838 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 92 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 157 [2022-11-03 02:12:23,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:23,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:23,769 INFO L244 Elim1Store]: Index analysis took 272 ms [2022-11-03 02:12:27,705 INFO L356 Elim1Store]: treesize reduction 112, result has 14.5 percent of original size [2022-11-03 02:12:27,705 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 36 [2022-11-03 02:12:28,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:28,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:28,054 INFO L244 Elim1Store]: Index analysis took 210 ms [2022-11-03 02:12:30,681 INFO L356 Elim1Store]: treesize reduction 55, result has 25.7 percent of original size [2022-11-03 02:12:30,681 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 52 [2022-11-03 02:12:30,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:30,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:30,983 INFO L244 Elim1Store]: Index analysis took 170 ms [2022-11-03 02:12:32,944 INFO L356 Elim1Store]: treesize reduction 55, result has 25.7 percent of original size [2022-11-03 02:12:32,945 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 65 [2022-11-03 02:12:33,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:33,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:33,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:33,212 INFO L244 Elim1Store]: Index analysis took 177 ms [2022-11-03 02:12:35,284 INFO L356 Elim1Store]: treesize reduction 84, result has 25.0 percent of original size [2022-11-03 02:12:35,284 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 83 [2022-11-03 02:12:35,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:35,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:35,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:35,476 INFO L244 Elim1Store]: Index analysis took 133 ms [2022-11-03 02:12:36,388 INFO L356 Elim1Store]: treesize reduction 69, result has 21.6 percent of original size [2022-11-03 02:12:36,389 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 89 treesize of output 86 [2022-11-03 02:12:36,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:36,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:36,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:36,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:36,559 INFO L244 Elim1Store]: Index analysis took 127 ms [2022-11-03 02:12:37,732 INFO L356 Elim1Store]: treesize reduction 98, result has 22.2 percent of original size [2022-11-03 02:12:37,732 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 83 treesize of output 95 [2022-11-03 02:12:37,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:37,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:37,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:37,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:37,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:37,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:37,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:37,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:37,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:37,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:37,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:37,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:38,490 INFO L356 Elim1Store]: treesize reduction 561, result has 14.0 percent of original size [2022-11-03 02:12:38,491 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 79 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 251 [2022-11-03 02:12:38,781 INFO L356 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-03 02:12:38,781 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2022-11-03 02:12:38,803 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-03 02:12:39,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:40,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:40,078 INFO L244 Elim1Store]: Index analysis took 465 ms [2022-11-03 02:12:44,245 INFO L356 Elim1Store]: treesize reduction 112, result has 14.5 percent of original size [2022-11-03 02:12:44,246 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 36 [2022-11-03 02:12:44,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:44,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:44,962 INFO L244 Elim1Store]: Index analysis took 386 ms [2022-11-03 02:12:47,352 INFO L356 Elim1Store]: treesize reduction 55, result has 25.7 percent of original size [2022-11-03 02:12:47,352 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 52 [2022-11-03 02:12:47,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:47,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:47,778 INFO L244 Elim1Store]: Index analysis took 312 ms [2022-11-03 02:12:49,721 INFO L356 Elim1Store]: treesize reduction 55, result has 25.7 percent of original size [2022-11-03 02:12:49,721 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 65 [2022-11-03 02:12:49,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:49,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:50,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:50,084 INFO L244 Elim1Store]: Index analysis took 276 ms [2022-11-03 02:12:52,906 INFO L356 Elim1Store]: treesize reduction 84, result has 25.0 percent of original size [2022-11-03 02:12:52,906 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 3 case distinctions, treesize of input 76 treesize of output 83 [2022-11-03 02:12:53,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:53,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:53,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:53,111 INFO L244 Elim1Store]: Index analysis took 131 ms [2022-11-03 02:12:54,198 INFO L356 Elim1Store]: treesize reduction 69, result has 21.6 percent of original size [2022-11-03 02:12:54,199 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 87 treesize of output 86 [2022-11-03 02:12:54,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:54,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:54,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:54,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:54,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:54,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:54,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:54,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:54,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:55,476 INFO L356 Elim1Store]: treesize reduction 378, result has 16.2 percent of original size [2022-11-03 02:12:55,477 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 47 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 108 treesize of output 185 [2022-11-03 02:12:55,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:55,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:55,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:55,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:55,711 INFO L356 Elim1Store]: treesize reduction 83, result has 18.6 percent of original size [2022-11-03 02:12:55,712 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 141 treesize of output 143 [2022-11-03 02:12:55,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:55,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:55,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:55,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:55,916 INFO L356 Elim1Store]: treesize reduction 83, result has 18.6 percent of original size [2022-11-03 02:12:55,916 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 87 treesize of output 89 [2022-11-03 02:12:55,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:55,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:55,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:55,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:55,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,103 INFO L356 Elim1Store]: treesize reduction 106, result has 20.9 percent of original size [2022-11-03 02:12:56,104 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 17 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 86 treesize of output 116 [2022-11-03 02:12:56,511 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:12:56,515 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:12:56,838 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 239 [2022-11-03 02:12:56,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,921 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-03 02:12:56,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:56,992 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 91 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 43 [2022-11-03 02:12:57,040 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 239 [2022-11-03 02:12:57,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,120 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-03 02:12:57,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,190 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 91 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 43 [2022-11-03 02:12:57,532 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 239 [2022-11-03 02:12:57,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,609 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 91 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 43 [2022-11-03 02:12:57,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,713 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-03 02:12:57,773 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 239 [2022-11-03 02:12:57,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,874 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-03 02:12:57,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:57,961 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 91 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 43 [2022-11-03 02:13:06,929 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:13:13,327 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:13:31,677 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:13:38,030 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:13:45,418 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_irq_1 with input of size 562 for LOIs [2022-11-03 02:13:46,627 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 542 for LOIs [2022-11-03 02:13:46,834 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 165 for LOIs [2022-11-03 02:13:46,882 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 02:18:17,724 WARN L234 SmtUtils]: Spent 4.34m on a formula simplification that was a NOOP. DAG size: 975 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:18:49,046 WARN L234 SmtUtils]: Spent 11.63s on a formula simplification. DAG size of input: 630 DAG size of output: 509 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:19:01,851 WARN L234 SmtUtils]: Spent 11.34s on a formula simplification. DAG size of input: 638 DAG size of output: 498 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:19:14,961 WARN L234 SmtUtils]: Spent 11.48s on a formula simplification. DAG size of input: 640 DAG size of output: 500 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:19:27,731 WARN L234 SmtUtils]: Spent 11.22s on a formula simplification. DAG size of input: 630 DAG size of output: 490 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:19:34,518 WARN L234 SmtUtils]: Spent 5.27s on a formula simplification. DAG size of input: 638 DAG size of output: 278 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:19:41,410 WARN L234 SmtUtils]: Spent 5.39s on a formula simplification. DAG size of input: 630 DAG size of output: 270 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:20:16,790 WARN L234 SmtUtils]: Spent 11.92s on a formula simplification. DAG size of input: 643 DAG size of output: 503 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:20:31,070 WARN L234 SmtUtils]: Spent 12.47s on a formula simplification. DAG size of input: 631 DAG size of output: 491 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:20:46,511 WARN L234 SmtUtils]: Spent 13.30s on a formula simplification. DAG size of input: 642 DAG size of output: 502 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:21:01,176 WARN L234 SmtUtils]: Spent 12.56s on a formula simplification. DAG size of input: 644 DAG size of output: 504 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:21:15,881 WARN L234 SmtUtils]: Spent 12.41s on a formula simplification. DAG size of input: 634 DAG size of output: 494 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:21:28,580 WARN L234 SmtUtils]: Spent 11.46s on a formula simplification. DAG size of input: 652 DAG size of output: 475 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:21:41,330 WARN L234 SmtUtils]: Spent 11.46s on a formula simplification. DAG size of input: 654 DAG size of output: 477 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:21:54,115 WARN L234 SmtUtils]: Spent 11.41s on a formula simplification. DAG size of input: 654 DAG size of output: 477 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:22:07,164 WARN L234 SmtUtils]: Spent 11.74s on a formula simplification. DAG size of input: 670 DAG size of output: 490 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:22:13,410 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '179831#(and (= |~#mrf24j40_driver~0.offset| 0) (<= ~ldv_retval_1~0 2147483647) (not (= ~ldv_retval_1~0 0)) (= ~ldv_irq_dev_1_3~0.offset 0) (= ~mrf24j40_driver_group0~0.base 0) (<= 0 ~mrf24j40_ops_group0~0.offset) (<= ~ldv_irq_dev_2_0~0.offset 0) (<= 0 ~ldv_irq_line_1_3~0) (<= |~#mrf24j40_driver~0.base| 92) (<= ~ref_cnt~0 0) (<= ~ldv_irq_dev_2_1~0.base 0) (<= ~LDV_SKBS~0.base 0) (<= |~#mrf24j40_ops~0.offset| 0) (<= ~ldv_state_variable_4~0 0) (<= 0 ~LDV_SKBS~0.offset) (<= 0 ~ldv_irq_dev_1_0~0.offset) (<= ~ldv_irq_data_1_2~0.base 0) (<= ~ldv_irq_line_1_3~0 0) (= ~ldv_irq_line_2_0~0 0) (<= ~ldv_irq_1_3~0 0) (<= 0 ~ldv_irq_data_2_0~0.base) (<= 0 ~ldv_irq_2_0~0) (<= 1 ~ldv_state_variable_1~0) (<= 0 ~ldv_irq_data_1_3~0.offset) (<= ~mrf24j40_ops_group0~0.base 0) (<= 0 ~ldv_irq_1_3~0) (<= 93 |~#set_impl~0.base|) (<= |~#mrf24j40_ids~0.base| 91) (<= 0 ~ldv_irq_data_2_3~0.base) (= ((as const (Array Int Int)) 0) ~__mod_spi__mrf24j40_ids_device_table~0.name) (<= 0 ~ldv_irq_data_2_2~0.base) (<= 0 ~ldv_irq_data_2_0~0.offset) (= |~#mrf24j40_ids~0.offset| 0) (<= ~LDV_SKBS~0.offset 0) (<= 0 ~ldv_irq_dev_1_3~0.base) (<= ~ldv_state_variable_1~0 1) (<= ~ldv_irq_line_2_3~0 0) (<= |~#set_impl~0.offset| 0) (<= ~ldv_irq_dev_1_1~0.base 0) (<= |#NULL.offset| 0) (<= 91 |~#mrf24j40_ids~0.base|) (<= ~ldv_irq_data_1_0~0.base 0) (<= 0 ~ldv_irq_1_2~0) (= ~ldv_irq_1_0~0 0) (<= 0 (+ ~ldv_retval_1~0 2147483648)) (<= ~ldv_irq_line_2_1~0 0) (<= ~ldv_irq_dev_1_3~0.base 0) (<= 0 ~ref_cnt~0) (<= ~ldv_irq_data_2_2~0.base 0) (<= 90 |~#mrf24j40_ops~0.base|) (<= 0 ~ldv_irq_dev_2_2~0.offset) (<= ~ldv_irq_dev_1_2~0.base 0) (<= 0 ~ldv_irq_data_2_2~0.offset) (<= 0 ~ldv_irq_dev_2_0~0.offset) (<= 0 ~ldv_irq_dev_2_3~0.offset) (<= ~ldv_irq_1_2~0 0) (<= ~ldv_irq_2_1~0 0) (<= |~#set_impl~0.base| 93) (<= ~ldv_irq_dev_2_2~0.offset 0) (<= 0 ~ldv_irq_2_2~0) (= ~ldv_irq_2_3~0 0) (<= ~ldv_retval_2~0 0) (<= 0 ~ldv_state_variable_3~0) (<= ~ldv_irq_data_2_2~0.offset 0) (<= ~ldv_irq_dev_2_3~0.offset 0) (<= ~ldv_irq_2_0~0 0) (<= ~ldv_irq_dev_1_0~0.offset 0) (<= ~__mod_spi__mrf24j40_ids_device_table~0.driver_data 0) (<= 0 ~ldv_irq_dev_1_0~0.base) (<= ~ldv_irq_line_1_2~0 0) (<= 0 ~LDV_SKBS~0.base) (<= 1 ~ldv_state_variable_2~0) (<= 0 ~ldv_irq_dev_1_1~0.offset) (<= ~ldv_irq_dev_2_0~0.base 0) (<= 0 ~__mod_spi__mrf24j40_ids_device_table~0.driver_data) (<= 0 ~ldv_irq_dev_2_0~0.base) (<= ~ldv_state_variable_3~0 0) (<= 0 ~ldv_irq_data_1_0~0.base) (<= ~ldv_irq_2_2~0 0) (= ~ldv_state_variable_0~0 2) (<= ~ldv_irq_dev_1_1~0.offset 0) (<= 0 ~ldv_irq_data_1_1~0.offset) (<= 0 ~ldv_state_variable_4~0) (<= ~ldv_irq_dev_2_1~0.offset 0) (<= 0 ~ldv_irq_data_2_1~0.offset) (<= ~ldv_irq_data_2_3~0.offset 0) (<= 0 ~ldv_irq_line_1_2~0) (<= 0 ~ldv_irq_line_2_1~0) (<= ~ldv_irq_data_2_0~0.offset 0) (<= 0 ~ldv_irq_data_1_3~0.base) (<= ~mrf24j40_ops_group0~0.offset 0) (<= ~ldv_irq_data_1_1~0.offset 0) (<= 92 |~#mrf24j40_driver~0.base|) (<= 0 ~ldv_irq_line_2_3~0) (<= ~ldv_irq_data_2_1~0.base 0) (<= ~ldv_irq_dev_1_2~0.offset 0) (<= ~ldv_irq_dev_2_2~0.base 0) (<= 0 ~ldv_irq_2_1~0) (= ~ldv_irq_line_2_2~0 0) (<= 0 ~ldv_irq_dev_2_3~0.base) (<= 0 ~ldv_irq_dev_2_1~0.base) (<= 0 ~ldv_irq_data_1_2~0.base) (<= 0 |~#mrf24j40_ops~0.offset|) (= ~ldv_irq_data_1_0~0.offset 0) (<= ~ldv_irq_data_1_3~0.base 0) (<= 0 ~ldv_irq_data_2_3~0.offset) (= ~ldv_irq_line_1_1~0 0) (<= 0 ~ldv_irq_dev_1_1~0.base) (<= 0 ~ldv_irq_dev_2_1~0.offset) (<= ~ldv_irq_dev_2_3~0.base 0) (= ~ldv_retval_0~0 0) (<= |~#mrf24j40_ops~0.base| 90) (<= 0 ~ldv_irq_data_2_1~0.base) (= ~mrf24j40_driver_group0~0.offset 0) (= ~ldv_irq_1_1~0 0) (= ~ldv_irq_data_1_1~0.base 0) (<= ~ldv_irq_line_1_0~0 0) (<= 0 |#NULL.offset|) (<= 0 ~mrf24j40_ops_group0~0.base) (<= ~ldv_state_variable_2~0 1) (<= ~ldv_irq_data_2_1~0.offset 0) (<= ~ldv_irq_data_2_3~0.base 0) (<= 0 ~ldv_irq_line_1_0~0) (<= ~ldv_irq_data_1_3~0.offset 0) (<= 0 ~ldv_irq_dev_1_2~0.offset) (= ~ldv_irq_data_1_2~0.offset 0) (<= 0 |~#set_impl~0.offset|) (= (ite (= ~last_index~0 0) 1 0) 0) (<= ~ldv_irq_dev_1_0~0.base 0) (<= ~ldv_irq_data_2_0~0.base 0) (< 0 |#StackHeapBarrier|) (<= 0 ~ldv_retval_2~0) (<= 0 ~ldv_irq_dev_2_2~0.base) (= |#NULL.base| 0) (<= 0 ~ldv_irq_dev_1_2~0.base))' at error location [2022-11-03 02:22:13,411 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-03 02:22:13,411 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 02:22:13,411 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 19 [2022-11-03 02:22:13,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256808244] [2022-11-03 02:22:13,411 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 02:22:13,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-03 02:22:13,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:22:13,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-03 02:22:13,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=2097, Unknown=0, NotChecked=0, Total=2352 [2022-11-03 02:22:13,414 INFO L87 Difference]: Start difference. First operand 8713 states and 12441 transitions. Second operand has 19 states, 19 states have (on average 8.526315789473685) internal successors, (162), 16 states have internal predecessors, (162), 8 states have call successors, (46), 3 states have call predecessors, (46), 8 states have return successors, (47), 10 states have call predecessors, (47), 7 states have call successors, (47) [2022-11-03 02:22:15,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:22:27,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:22:33,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:22:39,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:22:39,479 INFO L93 Difference]: Finished difference Result 27491 states and 39358 transitions. [2022-11-03 02:22:39,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-03 02:22:39,480 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 8.526315789473685) internal successors, (162), 16 states have internal predecessors, (162), 8 states have call successors, (46), 3 states have call predecessors, (46), 8 states have return successors, (47), 10 states have call predecessors, (47), 7 states have call successors, (47) Word has length 186 [2022-11-03 02:22:39,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:22:39,592 INFO L225 Difference]: With dead ends: 27491 [2022-11-03 02:22:39,592 INFO L226 Difference]: Without dead ends: 20522 [2022-11-03 02:22:39,635 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 598 GetRequests, 515 SyntacticMatches, 3 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2072 ImplicationChecksByTransitivity, 515.8s TimeCoverageRelationStatistics Valid=702, Invalid=5940, Unknown=0, NotChecked=0, Total=6642 [2022-11-03 02:22:39,636 INFO L413 NwaCegarLoop]: 979 mSDtfsCounter, 2030 mSDsluCounter, 11664 mSDsCounter, 0 mSdLazyCounter, 3317 mSolverCounterSat, 266 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2061 SdHoareTripleChecker+Valid, 11584 SdHoareTripleChecker+Invalid, 3586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 266 IncrementalHoareTripleChecker+Valid, 3317 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:22:39,636 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2061 Valid, 11584 Invalid, 3586 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [266 Valid, 3317 Invalid, 3 Unknown, 0 Unchecked, 16.3s Time] [2022-11-03 02:22:39,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20522 states. [2022-11-03 02:22:41,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20522 to 18057. [2022-11-03 02:22:41,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18057 states, 11710 states have (on average 1.3258753202391118) internal successors, (15526), 12147 states have internal predecessors, (15526), 4985 states have call successors, (4985), 1302 states have call predecessors, (4985), 1361 states have return successors, (5372), 4761 states have call predecessors, (5372), 4984 states have call successors, (5372) [2022-11-03 02:22:41,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18057 states to 18057 states and 25883 transitions. [2022-11-03 02:22:41,233 INFO L78 Accepts]: Start accepts. Automaton has 18057 states and 25883 transitions. Word has length 186 [2022-11-03 02:22:41,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:22:41,234 INFO L495 AbstractCegarLoop]: Abstraction has 18057 states and 25883 transitions. [2022-11-03 02:22:41,234 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 8.526315789473685) internal successors, (162), 16 states have internal predecessors, (162), 8 states have call successors, (46), 3 states have call predecessors, (46), 8 states have return successors, (47), 10 states have call predecessors, (47), 7 states have call successors, (47) [2022-11-03 02:22:41,234 INFO L276 IsEmpty]: Start isEmpty. Operand 18057 states and 25883 transitions. [2022-11-03 02:22:41,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-11-03 02:22:41,259 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:22:41,259 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:22:41,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-03 02:22:41,473 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-11-03 02:22:41,473 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:22:41,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:22:41,474 INFO L85 PathProgramCache]: Analyzing trace with hash -1848105615, now seen corresponding path program 1 times [2022-11-03 02:22:41,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:22:41,474 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784762007] [2022-11-03 02:22:41,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:22:41,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:22:41,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:22:42,475 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-03 02:22:42,475 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:22:42,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784762007] [2022-11-03 02:22:42,476 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784762007] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:22:42,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [706728779] [2022-11-03 02:22:42,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:22:42,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:22:42,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:22:42,482 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:22:42,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd47a78b-e1b7-4caa-b50a-66599afd2d20/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 02:22:44,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:22:44,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 3788 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-03 02:22:44,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:22:45,185 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-11-03 02:22:45,185 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 02:22:46,290 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-11-03 02:22:46,290 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [706728779] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 02:22:46,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [942350926] [2022-11-03 02:22:46,296 INFO L159 IcfgInterpreter]: Started Sifa with 107 locations of interest [2022-11-03 02:22:46,296 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 02:22:46,297 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 02:22:46,297 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 02:22:46,297 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 02:22:48,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:49,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:49,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:49,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:49,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:49,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:49,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:49,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:49,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:49,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:49,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:49,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:49,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:49,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:49,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:49,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:49,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:49,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:50,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:50,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:50,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:50,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:50,169 INFO L244 Elim1Store]: Index analysis took 1314 ms [2022-11-03 02:22:53,149 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 137 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 246 [2022-11-03 02:22:53,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:53,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:53,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:53,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:53,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:53,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:53,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:53,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:53,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:53,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:53,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:53,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:53,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:53,944 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 147 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 194 treesize of output 257 [2022-11-03 02:22:54,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:54,156 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 34 select indices, 34 select index equivalence classes, 284 disjoint index pairs (out of 561 index pairs), introduced 35 new quantified variables, introduced 0 case distinctions, treesize of input 320 treesize of output 421 [2022-11-03 02:22:54,219 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 310 treesize of output 251 [2022-11-03 02:22:58,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,378 INFO L244 Elim1Store]: Index analysis took 206 ms [2022-11-03 02:22:58,396 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 34 select indices, 34 select index equivalence classes, 515 disjoint index pairs (out of 561 index pairs), introduced 35 new quantified variables, introduced 0 case distinctions, treesize of input 423 treesize of output 608 [2022-11-03 02:22:58,475 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 310 treesize of output 251 [2022-11-03 02:22:58,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:58,720 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 361 treesize of output 325 [2022-11-03 02:22:59,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:59,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:59,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:59,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:59,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:59,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:59,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:59,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:59,714 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 369 treesize of output 295 [2022-11-03 02:22:59,775 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-03 02:23:00,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:00,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:00,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:00,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:00,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:00,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:00,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:00,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:00,586 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 369 treesize of output 295 [2022-11-03 02:23:00,620 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-03 02:23:03,318 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 9 [2022-11-03 02:23:03,328 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 6 treesize of output 5 [2022-11-03 02:23:04,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:04,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:04,401 INFO L244 Elim1Store]: Index analysis took 398 ms [2022-11-03 02:23:09,551 INFO L356 Elim1Store]: treesize reduction 112, result has 14.5 percent of original size [2022-11-03 02:23:09,552 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 36 [2022-11-03 02:23:09,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:10,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:10,084 INFO L244 Elim1Store]: Index analysis took 325 ms [2022-11-03 02:23:13,282 INFO L356 Elim1Store]: treesize reduction 55, result has 25.7 percent of original size [2022-11-03 02:23:13,283 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 52 [2022-11-03 02:23:13,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:13,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:13,744 INFO L244 Elim1Store]: Index analysis took 331 ms [2022-11-03 02:23:16,226 INFO L356 Elim1Store]: treesize reduction 55, result has 25.7 percent of original size [2022-11-03 02:23:16,226 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 65 [2022-11-03 02:23:16,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:16,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:16,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:16,534 INFO L244 Elim1Store]: Index analysis took 240 ms [2022-11-03 02:23:19,313 INFO L356 Elim1Store]: treesize reduction 84, result has 25.0 percent of original size [2022-11-03 02:23:19,314 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 83 [2022-11-03 02:23:19,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:19,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:19,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:19,489 INFO L244 Elim1Store]: Index analysis took 125 ms [2022-11-03 02:23:20,575 INFO L356 Elim1Store]: treesize reduction 69, result has 21.6 percent of original size [2022-11-03 02:23:20,576 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 87 treesize of output 86 [2022-11-03 02:23:20,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:20,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:20,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:20,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:20,715 INFO L244 Elim1Store]: Index analysis took 102 ms [2022-11-03 02:23:21,762 INFO L356 Elim1Store]: treesize reduction 98, result has 22.2 percent of original size [2022-11-03 02:23:21,762 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 83 treesize of output 95 [2022-11-03 02:23:21,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:21,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:21,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:21,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:22,286 INFO L356 Elim1Store]: treesize reduction 83, result has 18.6 percent of original size [2022-11-03 02:23:22,286 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 96 treesize of output 98 [2022-11-03 02:23:22,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:22,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:22,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:22,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:22,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:22,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:22,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:22,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:22,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:22,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:22,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:22,840 INFO L356 Elim1Store]: treesize reduction 469, result has 14.9 percent of original size [2022-11-03 02:23:22,841 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 67 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 116 treesize of output 224 [2022-11-03 02:23:23,046 INFO L356 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-03 02:23:23,047 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2022-11-03 02:23:23,061 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-03 02:23:24,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:24,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:24,124 INFO L244 Elim1Store]: Index analysis took 361 ms [2022-11-03 02:23:27,928 INFO L356 Elim1Store]: treesize reduction 112, result has 14.5 percent of original size [2022-11-03 02:23:27,929 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 36 [2022-11-03 02:23:28,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:28,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:28,447 INFO L244 Elim1Store]: Index analysis took 324 ms [2022-11-03 02:23:30,968 INFO L356 Elim1Store]: treesize reduction 55, result has 25.7 percent of original size [2022-11-03 02:23:30,969 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 52 [2022-11-03 02:23:31,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:31,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:31,345 INFO L244 Elim1Store]: Index analysis took 252 ms [2022-11-03 02:23:33,304 INFO L356 Elim1Store]: treesize reduction 55, result has 25.7 percent of original size [2022-11-03 02:23:33,305 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 65 [2022-11-03 02:23:33,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:33,657 INFO L244 Elim1Store]: Index analysis took 252 ms [2022-11-03 02:23:36,355 INFO L356 Elim1Store]: treesize reduction 84, result has 25.0 percent of original size [2022-11-03 02:23:36,356 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 3 case distinctions, treesize of input 74 treesize of output 83 [2022-11-03 02:23:36,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:36,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:36,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:36,531 INFO L244 Elim1Store]: Index analysis took 118 ms [2022-11-03 02:23:37,858 INFO L356 Elim1Store]: treesize reduction 69, result has 21.6 percent of original size [2022-11-03 02:23:37,859 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 87 treesize of output 86 [2022-11-03 02:23:37,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:37,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:37,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:37,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:37,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:37,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:37,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:37,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:37,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:39,114 INFO L356 Elim1Store]: treesize reduction 378, result has 16.2 percent of original size [2022-11-03 02:23:39,115 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 47 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 108 treesize of output 185 [2022-11-03 02:23:39,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:39,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:39,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:39,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:39,423 INFO L356 Elim1Store]: treesize reduction 83, result has 18.6 percent of original size [2022-11-03 02:23:39,424 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 141 treesize of output 143 [2022-11-03 02:23:39,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:39,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:39,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:39,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:39,631 INFO L356 Elim1Store]: treesize reduction 83, result has 18.6 percent of original size [2022-11-03 02:23:39,632 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 89 treesize of output 89 [2022-11-03 02:23:39,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:39,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:39,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:39,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:39,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:39,824 INFO L356 Elim1Store]: treesize reduction 106, result has 20.9 percent of original size [2022-11-03 02:23:39,824 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 17 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 86 treesize of output 116 [2022-11-03 02:23:40,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,259 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 18 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 44 [2022-11-03 02:23:40,421 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 107 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 136 [2022-11-03 02:23:40,444 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 93 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 157 [2022-11-03 02:23:40,578 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:23:40,580 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:23:40,582 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:23:40,788 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 239 [2022-11-03 02:23:40,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,871 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-03 02:23:40,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:40,943 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 91 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 43 [2022-11-03 02:23:41,004 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 239 [2022-11-03 02:23:41,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,069 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 91 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 43 [2022-11-03 02:23:41,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,158 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-03 02:23:41,447 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 239 [2022-11-03 02:23:41,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,511 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 91 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 43 [2022-11-03 02:23:41,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,601 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-03 02:23:41,650 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 239 [2022-11-03 02:23:41,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,715 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 91 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 43 [2022-11-03 02:23:41,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:41,812 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-03 02:23:42,827 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 239 [2022-11-03 02:23:42,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,909 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-03 02:23:42,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:42,981 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 91 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 43 [2022-11-03 02:23:43,018 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 239 [2022-11-03 02:23:43,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,101 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-03 02:23:43,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,174 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 91 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 43 [2022-11-03 02:23:43,429 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 239 [2022-11-03 02:23:43,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,493 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 91 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 43 [2022-11-03 02:23:43,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,580 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-03 02:23:43,637 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 309 treesize of output 239 [2022-11-03 02:23:43,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,731 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-03 02:23:43,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:23:43,820 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 91 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 43 [2022-11-03 02:23:53,299 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_irq_1 with input of size 349 for LOIs [2022-11-03 02:23:54,080 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 168 for LOIs [2022-11-03 02:23:54,093 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 165 for LOIs [2022-11-03 02:23:54,140 INFO L180 IcfgInterpreter]: Interpretation finished