./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 4e7fbc69 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_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/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_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW --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-4e7fbc6 [2022-11-23 15:12:25,960 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:12:25,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:12:25,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:12:25,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:12:25,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:12:25,986 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:12:25,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:12:25,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:12:25,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:12:25,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:12:25,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:12:25,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:12:25,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:12:25,996 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:12:25,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:12:25,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:12:26,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:12:26,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:12:26,004 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:12:26,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:12:26,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:12:26,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:12:26,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:12:26,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:12:26,014 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:12:26,014 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:12:26,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:12:26,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:12:26,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:12:26,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:12:26,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:12:26,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:12:26,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:12:26,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:12:26,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:12:26,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:12:26,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:12:26,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:12:26,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:12:26,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:12:26,026 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 15:12:26,049 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:12:26,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:12:26,050 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:12:26,050 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:12:26,051 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:12:26,051 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:12:26,052 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:12:26,052 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:12:26,053 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:12:26,053 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:12:26,053 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:12:26,053 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:12:26,054 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:12:26,054 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:12:26,054 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:12:26,055 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:12:26,055 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:12:26,055 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:12:26,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:12:26,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:12:26,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:12:26,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:12:26,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:12:26,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:12:26,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:12:26,058 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:12:26,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:12:26,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:12:26,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:12:26,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:12:26,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:12:26,060 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:12:26,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:12:26,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:12:26,061 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:12:26,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:12:26,061 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:12:26,061 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:12:26,062 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_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 516f7415706b6c5853539632c826b0e29b08def0097a2be3ef08c779c9d5bd22 [2022-11-23 15:12:26,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:12:26,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:12:26,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:12:26,324 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:12:26,325 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:12:26,326 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/../../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 [2022-11-23 15:12:29,289 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:12:29,889 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:12:29,890 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/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 [2022-11-23 15:12:29,933 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/data/5ee12cb6b/0c0771eec539485992af11dad827060b/FLAG8186c97af [2022-11-23 15:12:29,949 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/data/5ee12cb6b/0c0771eec539485992af11dad827060b [2022-11-23 15:12:29,954 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:12:29,956 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:12:29,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:12:29,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:12:29,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:12:29,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:12:29" (1/1) ... [2022-11-23 15:12:29,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@671b6334 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:29, skipping insertion in model container [2022-11-23 15:12:29,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:12:29" (1/1) ... [2022-11-23 15:12:29,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:12:30,080 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:12:30,959 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/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] [2022-11-23 15:12:31,471 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:12:31,498 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 15:12:31,631 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/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] [2022-11-23 15:12:31,816 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:12:31,861 INFO L208 MainTranslator]: Completed translation [2022-11-23 15:12:31,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:31 WrapperNode [2022-11-23 15:12:31,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:12:31,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 15:12:31,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 15:12:31,863 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 15:12:31,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:31" (1/1) ... [2022-11-23 15:12:31,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:31" (1/1) ... [2022-11-23 15:12:32,097 INFO L138 Inliner]: procedures = 140, calls = 1098, calls flagged for inlining = 55, calls inlined = 52, statements flattened = 1938 [2022-11-23 15:12:32,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 15:12:32,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 15:12:32,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 15:12:32,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 15:12:32,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:31" (1/1) ... [2022-11-23 15:12:32,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:31" (1/1) ... [2022-11-23 15:12:32,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:31" (1/1) ... [2022-11-23 15:12:32,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:31" (1/1) ... [2022-11-23 15:12:32,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:31" (1/1) ... [2022-11-23 15:12:32,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:31" (1/1) ... [2022-11-23 15:12:32,208 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:31" (1/1) ... [2022-11-23 15:12:32,217 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:31" (1/1) ... [2022-11-23 15:12:32,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 15:12:32,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 15:12:32,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 15:12:32,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 15:12:32,234 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:31" (1/1) ... [2022-11-23 15:12:32,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:12:32,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:12:32,276 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 15:12:32,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 15:12:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-23 15:12:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2022-11-23 15:12:32,328 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2022-11-23 15:12:32,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-23 15:12:32,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-23 15:12:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-23 15:12:32,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-23 15:12:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 15:12:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure write_long_reg [2022-11-23 15:12:32,329 INFO L138 BoogieDeclarations]: Found implementation of procedure write_long_reg [2022-11-23 15:12:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2022-11-23 15:12:32,330 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2022-11-23 15:12:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-23 15:12:32,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-23 15:12:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2022-11-23 15:12:32,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2022-11-23 15:12:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2022-11-23 15:12:32,331 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2022-11-23 15:12:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 15:12:32,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 15:12:32,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2022-11-23 15:12:32,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2022-11-23 15:12:32,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 15:12:32,332 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-23 15:12:32,332 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-23 15:12:32,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-23 15:12:32,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-23 15:12:32,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 15:12:32,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 15:12:32,334 INFO L130 BoogieDeclarations]: Found specification of procedure mrf24j40_set_channel [2022-11-23 15:12:32,335 INFO L138 BoogieDeclarations]: Found implementation of procedure mrf24j40_set_channel [2022-11-23 15:12:32,335 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2022-11-23 15:12:32,335 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2022-11-23 15:12:32,335 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-23 15:12:32,335 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-23 15:12:32,335 INFO L130 BoogieDeclarations]: Found specification of procedure write_short_reg [2022-11-23 15:12:32,336 INFO L138 BoogieDeclarations]: Found implementation of procedure write_short_reg [2022-11-23 15:12:32,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 15:12:32,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 15:12:32,336 INFO L130 BoogieDeclarations]: Found specification of procedure ieee802154_unregister_device [2022-11-23 15:12:32,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee802154_unregister_device [2022-11-23 15:12:32,337 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-23 15:12:32,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-23 15:12:32,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 15:12:32,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 15:12:32,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-23 15:12:32,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-23 15:12:32,337 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2022-11-23 15:12:32,338 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2022-11-23 15:12:32,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-11-23 15:12:32,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-11-23 15:12:32,339 INFO L130 BoogieDeclarations]: Found specification of procedure read_short_reg [2022-11-23 15:12:32,340 INFO L138 BoogieDeclarations]: Found implementation of procedure read_short_reg [2022-11-23 15:12:32,340 INFO L130 BoogieDeclarations]: Found specification of procedure mrf24j40_filter [2022-11-23 15:12:32,340 INFO L138 BoogieDeclarations]: Found implementation of procedure mrf24j40_filter [2022-11-23 15:12:32,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 15:12:32,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2022-11-23 15:12:32,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2022-11-23 15:12:32,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 15:12:32,341 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2022-11-23 15:12:32,342 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2022-11-23 15:12:32,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 15:12:32,342 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-23 15:12:32,342 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-23 15:12:32,342 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2022-11-23 15:12:32,342 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2022-11-23 15:12:32,343 INFO L130 BoogieDeclarations]: Found specification of procedure mrf24j40_tx [2022-11-23 15:12:32,343 INFO L138 BoogieDeclarations]: Found implementation of procedure mrf24j40_tx [2022-11-23 15:12:32,343 INFO L130 BoogieDeclarations]: Found specification of procedure mrf24j40_isr [2022-11-23 15:12:32,343 INFO L138 BoogieDeclarations]: Found implementation of procedure mrf24j40_isr [2022-11-23 15:12:32,343 INFO L130 BoogieDeclarations]: Found specification of procedure mrf24j40_ed [2022-11-23 15:12:32,343 INFO L138 BoogieDeclarations]: Found implementation of procedure mrf24j40_ed [2022-11-23 15:12:32,344 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-23 15:12:32,344 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-23 15:12:32,345 INFO L130 BoogieDeclarations]: Found specification of procedure ieee802154_free_device [2022-11-23 15:12:32,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee802154_free_device [2022-11-23 15:12:32,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 15:12:32,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-23 15:12:32,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-23 15:12:32,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-23 15:12:32,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 15:12:32,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 15:12:32,906 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 15:12:32,908 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 15:12:43,188 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-23 15:12:53,719 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 15:12:54,485 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 15:12:54,485 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-23 15:12:54,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:12:54 BoogieIcfgContainer [2022-11-23 15:12:54,492 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 15:12:54,497 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 15:12:54,498 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 15:12:54,501 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 15:12:54,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:12:29" (1/3) ... [2022-11-23 15:12:54,503 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45daf57c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:12:54, skipping insertion in model container [2022-11-23 15:12:54,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:12:31" (2/3) ... [2022-11-23 15:12:54,504 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45daf57c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:12:54, skipping insertion in model container [2022-11-23 15:12:54,504 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:12:54" (3/3) ... [2022-11-23 15:12:54,505 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 [2022-11-23 15:12:54,524 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 15:12:54,525 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 15:12:54,609 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 15:12:54,618 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;@36131ce2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 15:12:54,619 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 15:12:54,628 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) [2022-11-23 15:12:54,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-23 15:12:54,648 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:12:54,648 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] [2022-11-23 15:12:54,649 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:12:54,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:12:54,657 INFO L85 PathProgramCache]: Analyzing trace with hash 257066970, now seen corresponding path program 1 times [2022-11-23 15:12:54,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:12:54,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30733039] [2022-11-23 15:12:54,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:12:54,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:12:55,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:12:55,370 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 15:12:55,370 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:12:55,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30733039] [2022-11-23 15:12:55,371 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [30733039] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:12:55,372 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:12:55,372 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:12:55,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055651860] [2022-11-23 15:12:55,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:12:55,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:12:55,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:12:55,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:12:55,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:12:55,409 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) [2022-11-23 15:12:57,445 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 [] [2022-11-23 15:12:59,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:13:02,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:13:02,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:13:02,635 INFO L93 Difference]: Finished difference Result 1388 states and 2134 transitions. [2022-11-23 15:13:02,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:13:02,638 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 [2022-11-23 15:13:02,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:13:02,658 INFO L225 Difference]: With dead ends: 1388 [2022-11-23 15:13:02,659 INFO L226 Difference]: Without dead ends: 881 [2022-11-23 15:13:02,670 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 [2022-11-23 15:13:02,673 INFO L413 NwaCegarLoop]: 744 mSDtfsCounter, 573 mSDsluCounter, 625 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 7 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s 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, 7.0s IncrementalHoareTripleChecker+Time [2022-11-23 15:13:02,674 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [577 Valid, 1369 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 158 Invalid, 3 Unknown, 0 Unchecked, 7.0s Time] [2022-11-23 15:13:02,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 881 states. [2022-11-23 15:13:02,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 881 to 880. [2022-11-23 15:13:02,780 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) [2022-11-23 15:13:02,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 880 states and 1258 transitions. [2022-11-23 15:13:02,790 INFO L78 Accepts]: Start accepts. Automaton has 880 states and 1258 transitions. Word has length 30 [2022-11-23 15:13:02,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:13:02,790 INFO L495 AbstractCegarLoop]: Abstraction has 880 states and 1258 transitions. [2022-11-23 15:13:02,791 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) [2022-11-23 15:13:02,791 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1258 transitions. [2022-11-23 15:13:02,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-23 15:13:02,795 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:13:02,795 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] [2022-11-23 15:13:02,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 15:13:02,796 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:13:02,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:13:02,796 INFO L85 PathProgramCache]: Analyzing trace with hash 2003588038, now seen corresponding path program 1 times [2022-11-23 15:13:02,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:13:02,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729676074] [2022-11-23 15:13:02,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:13:02,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:13:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:13:03,145 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 15:13:03,145 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:13:03,146 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729676074] [2022-11-23 15:13:03,146 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729676074] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:13:03,146 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:13:03,146 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:13:03,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444879750] [2022-11-23 15:13:03,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:13:03,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:13:03,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:13:03,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:13:03,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:13:03,149 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) [2022-11-23 15:13:05,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:13:07,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:13:09,916 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 [] [2022-11-23 15:13:10,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:13:10,641 INFO L93 Difference]: Finished difference Result 1687 states and 2428 transitions. [2022-11-23 15:13:10,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:13:10,642 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 [2022-11-23 15:13:10,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:13:10,657 INFO L225 Difference]: With dead ends: 1687 [2022-11-23 15:13:10,657 INFO L226 Difference]: Without dead ends: 1682 [2022-11-23 15:13:10,659 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 [2022-11-23 15:13:10,661 INFO L413 NwaCegarLoop]: 736 mSDtfsCounter, 563 mSDsluCounter, 1356 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 565 SdHoareTripleChecker+Valid, 2092 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 [2022-11-23 15:13:10,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [565 Valid, 2092 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 232 Invalid, 3 Unknown, 0 Unchecked, 7.3s Time] [2022-11-23 15:13:10,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1682 states. [2022-11-23 15:13:10,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1682 to 1679. [2022-11-23 15:13:10,818 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) [2022-11-23 15:13:10,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1679 states and 2418 transitions. [2022-11-23 15:13:10,835 INFO L78 Accepts]: Start accepts. Automaton has 1679 states and 2418 transitions. Word has length 33 [2022-11-23 15:13:10,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:13:10,836 INFO L495 AbstractCegarLoop]: Abstraction has 1679 states and 2418 transitions. [2022-11-23 15:13:10,836 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) [2022-11-23 15:13:10,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 2418 transitions. [2022-11-23 15:13:10,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-11-23 15:13:10,860 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:13:10,861 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] [2022-11-23 15:13:10,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 15:13:10,861 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:13:10,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:13:10,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1239923958, now seen corresponding path program 1 times [2022-11-23 15:13:10,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:13:10,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800792608] [2022-11-23 15:13:10,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:13:10,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:13:11,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:13:11,865 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-23 15:13:11,866 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:13:11,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800792608] [2022-11-23 15:13:11,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800792608] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:13:11,866 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:13:11,867 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 15:13:11,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957984740] [2022-11-23 15:13:11,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:13:11,868 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 15:13:11,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:13:11,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 15:13:11,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:13:11,869 INFO L87 Difference]: Start difference. First operand 1679 states and 2418 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) [2022-11-23 15:13:13,894 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 [] [2022-11-23 15:13:16,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:13:19,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:13:19,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:13:19,721 INFO L93 Difference]: Finished difference Result 3416 states and 4926 transitions. [2022-11-23 15:13:19,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 15:13:19,723 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 [2022-11-23 15:13:19,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:13:19,737 INFO L225 Difference]: With dead ends: 3416 [2022-11-23 15:13:19,737 INFO L226 Difference]: Without dead ends: 1744 [2022-11-23 15:13:19,745 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 [2022-11-23 15:13:19,746 INFO L413 NwaCegarLoop]: 616 mSDtfsCounter, 588 mSDsluCounter, 1329 mSDsCounter, 0 mSdLazyCounter, 300 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 598 SdHoareTripleChecker+Valid, 1945 SdHoareTripleChecker+Invalid, 307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 300 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2022-11-23 15:13:19,747 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [598 Valid, 1945 Invalid, 307 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 300 Invalid, 3 Unknown, 0 Unchecked, 7.6s Time] [2022-11-23 15:13:19,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1744 states. [2022-11-23 15:13:19,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1744 to 1740. [2022-11-23 15:13:19,828 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) [2022-11-23 15:13:19,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1740 states and 2500 transitions. [2022-11-23 15:13:19,841 INFO L78 Accepts]: Start accepts. Automaton has 1740 states and 2500 transitions. Word has length 178 [2022-11-23 15:13:19,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:13:19,842 INFO L495 AbstractCegarLoop]: Abstraction has 1740 states and 2500 transitions. [2022-11-23 15:13:19,843 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) [2022-11-23 15:13:19,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 2500 transitions. [2022-11-23 15:13:19,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-11-23 15:13:19,850 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:13:19,851 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] [2022-11-23 15:13:19,851 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 15:13:19,851 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:13:19,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:13:19,852 INFO L85 PathProgramCache]: Analyzing trace with hash -1488612263, now seen corresponding path program 1 times [2022-11-23 15:13:19,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:13:19,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57226737] [2022-11-23 15:13:19,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:13:19,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:13:20,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:13:20,709 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-23 15:13:20,709 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:13:20,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57226737] [2022-11-23 15:13:20,710 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57226737] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:13:20,710 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:13:20,710 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 15:13:20,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778342975] [2022-11-23 15:13:20,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:13:20,711 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 15:13:20,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:13:20,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 15:13:20,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:13:20,712 INFO L87 Difference]: Start difference. First operand 1740 states and 2500 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) [2022-11-23 15:13:22,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:13:25,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:13:27,922 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 [] [2022-11-23 15:13:28,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:13:28,468 INFO L93 Difference]: Finished difference Result 3477 states and 4998 transitions. [2022-11-23 15:13:28,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 15:13:28,469 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 [2022-11-23 15:13:28,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:13:28,484 INFO L225 Difference]: With dead ends: 3477 [2022-11-23 15:13:28,484 INFO L226 Difference]: Without dead ends: 1744 [2022-11-23 15:13:28,493 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 [2022-11-23 15:13:28,494 INFO L413 NwaCegarLoop]: 616 mSDtfsCounter, 587 mSDsluCounter, 1329 mSDsCounter, 0 mSdLazyCounter, 294 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 596 SdHoareTripleChecker+Valid, 1945 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 294 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2022-11-23 15:13:28,494 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [596 Valid, 1945 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 294 Invalid, 3 Unknown, 0 Unchecked, 7.5s Time] [2022-11-23 15:13:28,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1744 states. [2022-11-23 15:13:28,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1744 to 1740. [2022-11-23 15:13:28,580 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) [2022-11-23 15:13:28,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1740 states and 2492 transitions. [2022-11-23 15:13:28,593 INFO L78 Accepts]: Start accepts. Automaton has 1740 states and 2492 transitions. Word has length 179 [2022-11-23 15:13:28,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:13:28,594 INFO L495 AbstractCegarLoop]: Abstraction has 1740 states and 2492 transitions. [2022-11-23 15:13:28,595 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) [2022-11-23 15:13:28,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 2492 transitions. [2022-11-23 15:13:28,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-11-23 15:13:28,602 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:13:28,602 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] [2022-11-23 15:13:28,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 15:13:28,603 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:13:28,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:13:28,603 INFO L85 PathProgramCache]: Analyzing trace with hash 499190, now seen corresponding path program 1 times [2022-11-23 15:13:28,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:13:28,604 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388866151] [2022-11-23 15:13:28,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:13:28,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:13:28,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:13:29,374 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-23 15:13:29,374 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:13:29,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388866151] [2022-11-23 15:13:29,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388866151] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:13:29,374 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:13:29,375 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 15:13:29,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814217493] [2022-11-23 15:13:29,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:13:29,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 15:13:29,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:13:29,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 15:13:29,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:13:29,376 INFO L87 Difference]: Start difference. First operand 1740 states and 2492 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) [2022-11-23 15:13:31,401 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 [] [2022-11-23 15:13:34,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:13:36,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:13:37,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:13:37,501 INFO L93 Difference]: Finished difference Result 5131 states and 7392 transitions. [2022-11-23 15:13:37,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 15:13:37,502 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 [2022-11-23 15:13:37,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:13:37,526 INFO L225 Difference]: With dead ends: 5131 [2022-11-23 15:13:37,526 INFO L226 Difference]: Without dead ends: 3398 [2022-11-23 15:13:37,535 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 [2022-11-23 15:13:37,536 INFO L413 NwaCegarLoop]: 712 mSDtfsCounter, 609 mSDsluCounter, 1990 mSDsCounter, 0 mSdLazyCounter, 407 mSolverCounterSat, 5 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 619 SdHoareTripleChecker+Valid, 2702 SdHoareTripleChecker+Invalid, 415 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 407 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2022-11-23 15:13:37,536 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [619 Valid, 2702 Invalid, 415 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 407 Invalid, 3 Unknown, 0 Unchecked, 7.8s Time] [2022-11-23 15:13:37,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3398 states. [2022-11-23 15:13:37,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3398 to 3350. [2022-11-23 15:13:37,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3350 states, 2180 states have (on average 1.3275229357798166) internal successors, (2894), 2245 states have internal predecessors, (2894), 917 states have call successors, (917), 239 states have call predecessors, (917), 252 states have return successors, (1016), 893 states have call predecessors, (1016), 916 states have call successors, (1016) [2022-11-23 15:13:37,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3350 states to 3350 states and 4827 transitions. [2022-11-23 15:13:37,798 INFO L78 Accepts]: Start accepts. Automaton has 3350 states and 4827 transitions. Word has length 173 [2022-11-23 15:13:37,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:13:37,798 INFO L495 AbstractCegarLoop]: Abstraction has 3350 states and 4827 transitions. [2022-11-23 15:13:37,799 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) [2022-11-23 15:13:37,799 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 4827 transitions. [2022-11-23 15:13:37,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-11-23 15:13:37,811 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:13:37,811 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] [2022-11-23 15:13:37,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 15:13:37,811 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:13:37,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:13:37,813 INFO L85 PathProgramCache]: Analyzing trace with hash -1444471620, now seen corresponding path program 1 times [2022-11-23 15:13:37,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:13:37,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068816980] [2022-11-23 15:13:37,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:13:37,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:13:37,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:13:38,455 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-23 15:13:38,456 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:13:38,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068816980] [2022-11-23 15:13:38,456 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068816980] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:13:38,456 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:13:38,456 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 15:13:38,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378195229] [2022-11-23 15:13:38,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:13:38,457 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 15:13:38,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:13:38,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 15:13:38,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:13:38,458 INFO L87 Difference]: Start difference. First operand 3350 states and 4827 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) [2022-11-23 15:13:40,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:13:43,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:13:45,575 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 [] [2022-11-23 15:13:46,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:13:46,556 INFO L93 Difference]: Finished difference Result 6745 states and 9735 transitions. [2022-11-23 15:13:46,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 15:13:46,557 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 [2022-11-23 15:13:46,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:13:46,589 INFO L225 Difference]: With dead ends: 6745 [2022-11-23 15:13:46,589 INFO L226 Difference]: Without dead ends: 5006 [2022-11-23 15:13:46,599 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 [2022-11-23 15:13:46,600 INFO L413 NwaCegarLoop]: 711 mSDtfsCounter, 612 mSDsluCounter, 1992 mSDsCounter, 0 mSdLazyCounter, 400 mSolverCounterSat, 5 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 622 SdHoareTripleChecker+Valid, 2703 SdHoareTripleChecker+Invalid, 408 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 400 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2022-11-23 15:13:46,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [622 Valid, 2703 Invalid, 408 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 400 Invalid, 3 Unknown, 0 Unchecked, 7.7s Time] [2022-11-23 15:13:46,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5006 states. [2022-11-23 15:13:46,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5006 to 4970. [2022-11-23 15:13:46,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4970 states, 3244 states have (on average 1.3276818742293466) internal successors, (4307), 3333 states have internal predecessors, (4307), 1353 states have call successors, (1353), 351 states have call predecessors, (1353), 372 states have return successors, (1498), 1325 states have call predecessors, (1498), 1352 states have call successors, (1498) [2022-11-23 15:13:46,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4970 states to 4970 states and 7158 transitions. [2022-11-23 15:13:46,916 INFO L78 Accepts]: Start accepts. Automaton has 4970 states and 7158 transitions. Word has length 174 [2022-11-23 15:13:46,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:13:46,917 INFO L495 AbstractCegarLoop]: Abstraction has 4970 states and 7158 transitions. [2022-11-23 15:13:46,917 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) [2022-11-23 15:13:46,918 INFO L276 IsEmpty]: Start isEmpty. Operand 4970 states and 7158 transitions. [2022-11-23 15:13:46,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-11-23 15:13:46,929 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:13:46,930 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] [2022-11-23 15:13:46,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 15:13:46,930 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:13:46,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:13:46,931 INFO L85 PathProgramCache]: Analyzing trace with hash -721138269, now seen corresponding path program 1 times [2022-11-23 15:13:46,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:13:46,931 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096280230] [2022-11-23 15:13:46,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:13:46,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:13:47,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:13:47,622 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-23 15:13:47,622 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:13:47,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096280230] [2022-11-23 15:13:47,622 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096280230] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:13:47,622 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:13:47,623 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 15:13:47,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601411803] [2022-11-23 15:13:47,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:13:47,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 15:13:47,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:13:47,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 15:13:47,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:13:47,624 INFO L87 Difference]: Start difference. First operand 4970 states and 7158 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) [2022-11-23 15:13:49,649 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 [] [2022-11-23 15:13:52,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:13:55,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:13:55,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:13:55,923 INFO L93 Difference]: Finished difference Result 14144 states and 20338 transitions. [2022-11-23 15:13:55,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 15:13:55,924 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 [2022-11-23 15:13:55,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:13:55,977 INFO L225 Difference]: With dead ends: 14144 [2022-11-23 15:13:55,977 INFO L226 Difference]: Without dead ends: 9181 [2022-11-23 15:13:56,003 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 [2022-11-23 15:13:56,005 INFO L413 NwaCegarLoop]: 716 mSDtfsCounter, 608 mSDsluCounter, 1997 mSDsCounter, 0 mSdLazyCounter, 382 mSolverCounterSat, 5 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 616 SdHoareTripleChecker+Valid, 2713 SdHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 382 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2022-11-23 15:13:56,005 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [616 Valid, 2713 Invalid, 390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 382 Invalid, 3 Unknown, 0 Unchecked, 7.8s Time] [2022-11-23 15:13:56,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9181 states. [2022-11-23 15:13:56,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9181 to 9109. [2022-11-23 15:13:56,649 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, (2727), 2396 states have call predecessors, (2727), 2475 states have call successors, (2727) [2022-11-23 15:13:56,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9109 states to 9109 states and 13087 transitions. [2022-11-23 15:13:56,691 INFO L78 Accepts]: Start accepts. Automaton has 9109 states and 13087 transitions. Word has length 176 [2022-11-23 15:13:56,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:13:56,694 INFO L495 AbstractCegarLoop]: Abstraction has 9109 states and 13087 transitions. [2022-11-23 15:13:56,695 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) [2022-11-23 15:13:56,696 INFO L276 IsEmpty]: Start isEmpty. Operand 9109 states and 13087 transitions. [2022-11-23 15:13:56,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-11-23 15:13:56,719 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:13:56,720 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] [2022-11-23 15:13:56,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-23 15:13:56,720 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:13:56,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:13:56,721 INFO L85 PathProgramCache]: Analyzing trace with hash 1204530022, now seen corresponding path program 1 times [2022-11-23 15:13:56,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:13:56,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24276469] [2022-11-23 15:13:56,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:13:56,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:13:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:13:57,523 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-23 15:13:57,523 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:13:57,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24276469] [2022-11-23 15:13:57,524 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24276469] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:13:57,524 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:13:57,524 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 15:13:57,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640412566] [2022-11-23 15:13:57,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:13:57,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 15:13:57,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:13:57,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 15:13:57,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:13:57,525 INFO L87 Difference]: Start difference. First operand 9109 states and 13087 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) [2022-11-23 15:13:59,547 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:14:02,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:14:04,581 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 [] [2022-11-23 15:14:05,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:05,568 INFO L93 Difference]: Finished difference Result 14096 states and 20265 transitions. [2022-11-23 15:14:05,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 15:14:05,569 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 [2022-11-23 15:14:05,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:05,619 INFO L225 Difference]: With dead ends: 14096 [2022-11-23 15:14:05,619 INFO L226 Difference]: Without dead ends: 8997 [2022-11-23 15:14:05,643 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 [2022-11-23 15:14:05,643 INFO L413 NwaCegarLoop]: 616 mSDtfsCounter, 589 mSDsluCounter, 1329 mSDsCounter, 0 mSdLazyCounter, 288 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 597 SdHoareTripleChecker+Valid, 1945 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 288 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:05,644 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [597 Valid, 1945 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 288 Invalid, 3 Unknown, 0 Unchecked, 7.6s Time] [2022-11-23 15:14:05,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8997 states. [2022-11-23 15:14:06,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8997 to 8985. [2022-11-23 15:14:06,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8985 states, 5837 states have (on average 1.325338358745931) internal successors, (7736), 6020 states have internal predecessors, (7736), 2466 states have call successors, (2466), 654 states have call predecessors, (2466), 681 states have return successors, (2657), 2384 states have call predecessors, (2657), 2465 states have call successors, (2657) [2022-11-23 15:14:06,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8985 states to 8985 states and 12859 transitions. [2022-11-23 15:14:06,289 INFO L78 Accepts]: Start accepts. Automaton has 8985 states and 12859 transitions. Word has length 177 [2022-11-23 15:14:06,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:06,289 INFO L495 AbstractCegarLoop]: Abstraction has 8985 states and 12859 transitions. [2022-11-23 15:14:06,289 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) [2022-11-23 15:14:06,290 INFO L276 IsEmpty]: Start isEmpty. Operand 8985 states and 12859 transitions. [2022-11-23 15:14:06,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-23 15:14:06,308 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:06,309 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] [2022-11-23 15:14:06,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-23 15:14:06,310 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:14:06,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:06,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1475292585, now seen corresponding path program 1 times [2022-11-23 15:14:06,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:06,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312439646] [2022-11-23 15:14:06,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:06,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:06,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:06,947 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-23 15:14:06,947 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:06,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312439646] [2022-11-23 15:14:06,948 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312439646] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:06,948 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:06,948 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 15:14:06,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405498355] [2022-11-23 15:14:06,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:06,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 15:14:06,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:06,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 15:14:06,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:14:06,950 INFO L87 Difference]: Start difference. First operand 8985 states and 12859 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) [2022-11-23 15:14:08,974 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 [] [2022-11-23 15:14:11,547 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:14:14,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:14:15,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:15,211 INFO L93 Difference]: Finished difference Result 15524 states and 22265 transitions. [2022-11-23 15:14:15,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 15:14:15,212 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 [2022-11-23 15:14:15,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:15,338 INFO L225 Difference]: With dead ends: 15524 [2022-11-23 15:14:15,338 INFO L226 Difference]: Without dead ends: 9051 [2022-11-23 15:14:15,373 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 [2022-11-23 15:14:15,375 INFO L413 NwaCegarLoop]: 711 mSDtfsCounter, 611 mSDsluCounter, 1992 mSDsCounter, 0 mSdLazyCounter, 394 mSolverCounterSat, 5 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 620 SdHoareTripleChecker+Valid, 2703 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 394 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:15,376 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [620 Valid, 2703 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 394 Invalid, 3 Unknown, 0 Unchecked, 7.8s Time] [2022-11-23 15:14:15,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9051 states. [2022-11-23 15:14:16,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9051 to 8985. [2022-11-23 15:14:16,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8985 states, 5837 states have (on average 1.325338358745931) internal successors, (7736), 6020 states have internal predecessors, (7736), 2466 states have call successors, (2466), 654 states have call predecessors, (2466), 681 states have return successors, (2629), 2384 states have call predecessors, (2629), 2465 states have call successors, (2629) [2022-11-23 15:14:16,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8985 states to 8985 states and 12831 transitions. [2022-11-23 15:14:16,165 INFO L78 Accepts]: Start accepts. Automaton has 8985 states and 12831 transitions. Word has length 175 [2022-11-23 15:14:16,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:16,165 INFO L495 AbstractCegarLoop]: Abstraction has 8985 states and 12831 transitions. [2022-11-23 15:14:16,166 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) [2022-11-23 15:14:16,166 INFO L276 IsEmpty]: Start isEmpty. Operand 8985 states and 12831 transitions. [2022-11-23 15:14:16,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-11-23 15:14:16,184 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:16,185 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] [2022-11-23 15:14:16,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-23 15:14:16,185 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:14:16,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:16,186 INFO L85 PathProgramCache]: Analyzing trace with hash -2032078513, now seen corresponding path program 1 times [2022-11-23 15:14:16,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:16,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51810210] [2022-11-23 15:14:16,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:16,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:16,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:16,905 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-23 15:14:16,905 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:16,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51810210] [2022-11-23 15:14:16,905 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51810210] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:14:16,905 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:14:16,905 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 15:14:16,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957905026] [2022-11-23 15:14:16,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:14:16,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 15:14:16,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:14:16,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 15:14:16,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:14:16,907 INFO L87 Difference]: Start difference. First operand 8985 states and 12831 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) [2022-11-23 15:14:18,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:14:21,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:14:24,096 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 [] [2022-11-23 15:14:25,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:14:25,233 INFO L93 Difference]: Finished difference Result 15524 states and 22213 transitions. [2022-11-23 15:14:25,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 15:14:25,234 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 [2022-11-23 15:14:25,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:14:25,276 INFO L225 Difference]: With dead ends: 15524 [2022-11-23 15:14:25,276 INFO L226 Difference]: Without dead ends: 8771 [2022-11-23 15:14:25,300 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 [2022-11-23 15:14:25,301 INFO L413 NwaCegarLoop]: 711 mSDtfsCounter, 610 mSDsluCounter, 1992 mSDsCounter, 0 mSdLazyCounter, 388 mSolverCounterSat, 5 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 618 SdHoareTripleChecker+Valid, 2703 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 388 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2022-11-23 15:14:25,301 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [618 Valid, 2703 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 388 Invalid, 3 Unknown, 0 Unchecked, 7.7s Time] [2022-11-23 15:14:25,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8771 states. [2022-11-23 15:14:25,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8771 to 8713. [2022-11-23 15:14:25,912 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) [2022-11-23 15:14:25,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8713 states to 8713 states and 12441 transitions. [2022-11-23 15:14:25,952 INFO L78 Accepts]: Start accepts. Automaton has 8713 states and 12441 transitions. Word has length 176 [2022-11-23 15:14:25,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:14:25,953 INFO L495 AbstractCegarLoop]: Abstraction has 8713 states and 12441 transitions. [2022-11-23 15:14:25,953 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) [2022-11-23 15:14:25,953 INFO L276 IsEmpty]: Start isEmpty. Operand 8713 states and 12441 transitions. [2022-11-23 15:14:25,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-11-23 15:14:25,970 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:14:25,970 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] [2022-11-23 15:14:25,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-23 15:14:25,971 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:14:25,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:14:25,972 INFO L85 PathProgramCache]: Analyzing trace with hash 1978044384, now seen corresponding path program 1 times [2022-11-23 15:14:25,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:14:25,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868400527] [2022-11-23 15:14:25,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:25,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:14:26,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:27,213 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2022-11-23 15:14:27,213 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:14:27,214 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868400527] [2022-11-23 15:14:27,214 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868400527] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 15:14:27,214 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1330737713] [2022-11-23 15:14:27,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:14:27,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:14:27,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:14:27,222 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:14:27,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 15:14:28,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:14:28,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 3850 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-23 15:14:29,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:14:30,232 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-11-23 15:14:30,232 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 15:14:31,357 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-11-23 15:14:31,357 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1330737713] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 15:14:31,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [291235762] [2022-11-23 15:14:31,388 INFO L159 IcfgInterpreter]: Started Sifa with 104 locations of interest [2022-11-23 15:14:31,389 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 15:14:31,393 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 15:14:31,399 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 15:14:31,399 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 15:14:34,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:34,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:34,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:34,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:34,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:34,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:35,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:35,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:35,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:35,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:35,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:35,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:35,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:35,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:35,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:35,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:35,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:35,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:35,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:35,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:35,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:36,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:36,011 INFO L217 Elim1Store]: Index analysis took 1532 ms [2022-11-23 15:14:38,918 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:14:39,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,799 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:14:39,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:39,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:40,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:40,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:40,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:40,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:40,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:40,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:40,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:40,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:40,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:40,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:40,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:40,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:40,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:40,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:40,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:40,059 INFO L217 Elim1Store]: Index analysis took 117 ms [2022-11-23 15:14:40,064 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:14:40,139 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 310 treesize of output 251 [2022-11-23 15:14:44,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:44,779 INFO L217 Elim1Store]: Index analysis took 203 ms [2022-11-23 15:14:44,804 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:14:44,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 310 treesize of output 251 [2022-11-23 15:14:45,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:45,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:45,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:45,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:45,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:45,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:45,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:45,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:45,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:45,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:45,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:45,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 585 treesize of output 505 [2022-11-23 15:14:46,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:46,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:46,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:46,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:46,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:46,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:46,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:46,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:46,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:46,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:46,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:46,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:46,813 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 593 treesize of output 455 [2022-11-23 15:14:46,889 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:14:47,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:47,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:47,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:47,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:47,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:47,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:47,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:47,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:47,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:47,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:47,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:48,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:48,003 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 593 treesize of output 455 [2022-11-23 15:14:48,105 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:14:51,471 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:14:51,480 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 15:14:51,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:51,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:51,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:51,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:51,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:51,747 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:14:51,930 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:14:51,945 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:14:52,008 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-23 15:14:52,009 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:14:52,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:52,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:52,882 INFO L217 Elim1Store]: Index analysis took 329 ms [2022-11-23 15:14:56,931 INFO L321 Elim1Store]: treesize reduction 112, result has 14.5 percent of original size [2022-11-23 15:14:56,931 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:14:57,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:57,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:14:57,496 INFO L217 Elim1Store]: Index analysis took 363 ms [2022-11-23 15:14:59,976 INFO L321 Elim1Store]: treesize reduction 55, result has 25.7 percent of original size [2022-11-23 15:14:59,976 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:00,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:00,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:00,319 INFO L217 Elim1Store]: Index analysis took 237 ms [2022-11-23 15:15:02,060 INFO L321 Elim1Store]: treesize reduction 55, result has 25.7 percent of original size [2022-11-23 15:15:02,061 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:02,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:02,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:02,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:02,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:02,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:02,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:02,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:02,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:02,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:02,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:02,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:02,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:02,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:02,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:02,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:03,096 INFO L321 Elim1Store]: treesize reduction 1128, result has 10.8 percent of original size [2022-11-23 15:15:03,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 122 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 130 treesize of output 308 [2022-11-23 15:15:04,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:04,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:04,289 INFO L217 Elim1Store]: Index analysis took 387 ms [2022-11-23 15:15:08,532 INFO L321 Elim1Store]: treesize reduction 112, result has 14.5 percent of original size [2022-11-23 15:15:08,533 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:09,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:09,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:09,153 INFO L217 Elim1Store]: Index analysis took 402 ms [2022-11-23 15:15:11,728 INFO L321 Elim1Store]: treesize reduction 55, result has 25.7 percent of original size [2022-11-23 15:15:11,729 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:12,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:12,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:12,171 INFO L217 Elim1Store]: Index analysis took 263 ms [2022-11-23 15:15:14,198 INFO L321 Elim1Store]: treesize reduction 55, result has 25.7 percent of original size [2022-11-23 15:15:14,199 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:14,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:14,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:14,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:14,583 INFO L217 Elim1Store]: Index analysis took 217 ms [2022-11-23 15:15:16,995 INFO L321 Elim1Store]: treesize reduction 84, result has 25.0 percent of original size [2022-11-23 15:15:16,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 83 [2022-11-23 15:15:17,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:17,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:17,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:18,065 INFO L321 Elim1Store]: treesize reduction 69, result has 21.6 percent of original size [2022-11-23 15:15:18,066 INFO L350 Elim1Store]: Elim1 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 89 treesize of output 86 [2022-11-23 15:15:18,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:18,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:18,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:18,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:19,160 INFO L321 Elim1Store]: treesize reduction 98, result has 22.2 percent of original size [2022-11-23 15:15:19,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 12 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 85 treesize of output 95 [2022-11-23 15:15:19,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:19,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:19,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:19,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:19,693 INFO L321 Elim1Store]: treesize reduction 83, result has 18.6 percent of original size [2022-11-23 15:15:19,693 INFO L350 Elim1Store]: Elim1 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 98 treesize of output 98 [2022-11-23 15:15:19,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:19,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:19,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:19,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:19,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:20,229 INFO L321 Elim1Store]: treesize reduction 112, result has 20.0 percent of original size [2022-11-23 15:15:20,229 INFO L350 Elim1Store]: Elim1 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 94 treesize of output 107 [2022-11-23 15:15:20,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:20,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:20,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:20,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:20,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:20,756 INFO L321 Elim1Store]: treesize reduction 112, result has 20.0 percent of original size [2022-11-23 15:15:20,757 INFO L350 Elim1Store]: Elim1 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 101 treesize of output 116 [2022-11-23 15:15:20,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:20,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:20,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:20,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:21,058 INFO L321 Elim1Store]: treesize reduction 83, result has 18.6 percent of original size [2022-11-23 15:15:21,058 INFO L350 Elim1Store]: Elim1 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 96 treesize of output 98 [2022-11-23 15:15:21,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:21,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:21,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:21,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:21,339 INFO L321 Elim1Store]: treesize reduction 83, result has 18.6 percent of original size [2022-11-23 15:15:21,340 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:21,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:21,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:21,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:21,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:21,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:21,548 INFO L321 Elim1Store]: treesize reduction 106, result has 20.9 percent of original size [2022-11-23 15:15:21,549 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:21,865 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:22,010 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:15:22,012 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:15:22,339 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:22,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,443 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:22,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,536 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:22,589 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:22,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,669 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:22,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:22,786 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:23,123 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:23,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,210 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:23,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,302 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:23,355 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:23,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,427 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:23,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:15:23,524 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:15:32,419 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:15:39,201 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:15:57,694 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:16:04,307 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:16:11,331 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_irq_1 with input of size 562 for LOIs [2022-11-23 15:16:12,577 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 542 for LOIs [2022-11-23 15:16:12,785 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 165 for LOIs [2022-11-23 15:16:12,832 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-23 15:21:47,266 WARN L233 SmtUtils]: Spent 5.34m on a formula simplification that was a NOOP. DAG size: 1046 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:22:19,545 WARN L233 SmtUtils]: Spent 11.28s on a formula simplification. DAG size of input: 630 DAG size of output: 482 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:22:29,438 WARN L233 SmtUtils]: Spent 9.39s on a formula simplification. DAG size of input: 638 DAG size of output: 459 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:22:39,277 WARN L233 SmtUtils]: Spent 9.34s on a formula simplification. DAG size of input: 640 DAG size of output: 461 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:22:49,160 WARN L233 SmtUtils]: Spent 9.38s on a formula simplification. DAG size of input: 630 DAG size of output: 451 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:22:55,607 WARN L233 SmtUtils]: Spent 5.90s on a formula simplification. DAG size of input: 638 DAG size of output: 278 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:23:01,661 WARN L233 SmtUtils]: Spent 5.49s on a formula simplification. DAG size of input: 630 DAG size of output: 270 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:23:27,288 WARN L233 SmtUtils]: Spent 9.36s on a formula simplification. DAG size of input: 643 DAG size of output: 464 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:23:36,979 WARN L233 SmtUtils]: Spent 9.05s on a formula simplification. DAG size of input: 631 DAG size of output: 452 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:23:47,007 WARN L233 SmtUtils]: Spent 9.36s on a formula simplification. DAG size of input: 642 DAG size of output: 463 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:23:57,124 WARN L233 SmtUtils]: Spent 9.42s on a formula simplification. DAG size of input: 644 DAG size of output: 465 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:24:06,981 WARN L233 SmtUtils]: Spent 9.15s on a formula simplification. DAG size of input: 634 DAG size of output: 455 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:24:18,215 WARN L233 SmtUtils]: Spent 10.53s on a formula simplification. DAG size of input: 652 DAG size of output: 517 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:24:29,527 WARN L233 SmtUtils]: Spent 10.57s on a formula simplification. DAG size of input: 654 DAG size of output: 519 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:24:40,896 WARN L233 SmtUtils]: Spent 10.63s on a formula simplification. DAG size of input: 654 DAG size of output: 519 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:24:52,749 WARN L233 SmtUtils]: Spent 11.07s on a formula simplification. DAG size of input: 670 DAG size of output: 532 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:24:59,803 WARN L233 SmtUtils]: Spent 6.26s on a formula simplification. DAG size of input: 671 DAG size of output: 308 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 15:24:59,809 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '191117#(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 [2022-11-23 15:24:59,809 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-23 15:24:59,809 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 15:24:59,809 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 19 [2022-11-23 15:24:59,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047574837] [2022-11-23 15:24:59,810 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 15:24:59,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-23 15:24:59,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:24:59,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-23 15:24:59,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=2097, Unknown=0, NotChecked=0, Total=2352 [2022-11-23 15:24:59,812 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) [2022-11-23 15:25:01,827 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 [] [2022-11-23 15:25:14,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:25:22,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 15:25:28,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:25:28,196 INFO L93 Difference]: Finished difference Result 27491 states and 39358 transitions. [2022-11-23 15:25:28,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-23 15:25:28,197 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 [2022-11-23 15:25:28,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:25:28,309 INFO L225 Difference]: With dead ends: 27491 [2022-11-23 15:25:28,309 INFO L226 Difference]: Without dead ends: 20522 [2022-11-23 15:25:28,354 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 598 GetRequests, 515 SyntacticMatches, 3 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2083 ImplicationChecksByTransitivity, 539.5s TimeCoverageRelationStatistics Valid=702, Invalid=5940, Unknown=0, NotChecked=0, Total=6642 [2022-11-23 15:25:28,355 INFO L413 NwaCegarLoop]: 924 mSDtfsCounter, 2409 mSDsluCounter, 7657 mSDsCounter, 0 mSdLazyCounter, 2918 mSolverCounterSat, 501 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2441 SdHoareTripleChecker+Valid, 8581 SdHoareTripleChecker+Invalid, 3422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 501 IncrementalHoareTripleChecker+Valid, 2918 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2022-11-23 15:25:28,355 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2441 Valid, 8581 Invalid, 3422 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [501 Valid, 2918 Invalid, 3 Unknown, 0 Unchecked, 15.5s Time] [2022-11-23 15:25:28,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20522 states. [2022-11-23 15:25:29,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20522 to 18057. [2022-11-23 15:25:29,802 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) [2022-11-23 15:25:29,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18057 states to 18057 states and 25883 transitions. [2022-11-23 15:25:29,886 INFO L78 Accepts]: Start accepts. Automaton has 18057 states and 25883 transitions. Word has length 186 [2022-11-23 15:25:29,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:25:29,886 INFO L495 AbstractCegarLoop]: Abstraction has 18057 states and 25883 transitions. [2022-11-23 15:25:29,887 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) [2022-11-23 15:25:29,887 INFO L276 IsEmpty]: Start isEmpty. Operand 18057 states and 25883 transitions. [2022-11-23 15:25:29,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-11-23 15:25:29,918 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:25:29,919 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] [2022-11-23 15:25:29,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 15:25:30,134 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-11-23 15:25:30,135 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:25:30,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:25:30,136 INFO L85 PathProgramCache]: Analyzing trace with hash 668432560, now seen corresponding path program 1 times [2022-11-23 15:25:30,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:25:30,136 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942648997] [2022-11-23 15:25:30,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:25:30,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:25:30,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:25:31,198 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-23 15:25:31,198 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:25:31,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942648997] [2022-11-23 15:25:31,198 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942648997] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 15:25:31,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [33756093] [2022-11-23 15:25:31,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:25:31,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:25:31,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:25:31,200 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:25:31,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10625500-f974-468b-b694-aeaff5bb8ffb/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 15:25:33,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:25:33,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 3852 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-23 15:25:33,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:25:34,201 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-11-23 15:25:34,201 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 15:25:35,198 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-11-23 15:25:35,198 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [33756093] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 15:25:35,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [230314505] [2022-11-23 15:25:35,203 INFO L159 IcfgInterpreter]: Started Sifa with 107 locations of interest [2022-11-23 15:25:35,204 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 15:25:35,204 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 15:25:35,205 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 15:25:35,205 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 15:25:39,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:39,746 INFO L217 Elim1Store]: Index analysis took 160 ms [2022-11-23 15:25:39,769 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:25:39,856 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 310 treesize of output 251 [2022-11-23 15:25:40,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:40,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:40,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:40,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:40,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:40,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:40,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:40,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:40,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:40,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:40,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:40,252 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 585 treesize of output 505 [2022-11-23 15:25:43,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:43,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:43,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:43,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:43,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:43,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:43,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:43,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:44,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:44,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:44,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:44,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:44,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:44,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:44,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:44,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:45,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:45,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:45,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:45,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:45,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:45,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:45,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:45,773 INFO L217 Elim1Store]: Index analysis took 2874 ms [2022-11-23 15:25:51,835 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:25:52,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:52,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:52,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:52,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:52,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:52,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:52,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:52,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:52,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:52,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:52,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:52,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:52,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:52,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:52,862 INFO L217 Elim1Store]: Index analysis took 197 ms [2022-11-23 15:25:53,513 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:25:53,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:53,885 INFO L217 Elim1Store]: Index analysis took 199 ms [2022-11-23 15:25:53,888 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:25:53,965 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 310 treesize of output 251 [2022-11-23 15:25:55,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:55,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:55,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:55,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:55,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:55,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:55,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:55,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:55,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:55,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:55,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:55,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:55,177 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 593 treesize of output 455 [2022-11-23 15:25:55,238 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:25:56,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:56,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:56,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:56,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:56,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:56,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:56,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:56,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:56,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:56,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:56,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:56,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:25:56,215 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 593 treesize of output 455 [2022-11-23 15:25:56,308 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:25:59,098 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:25:59,106 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 15:25:59,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:00,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:00,008 INFO L217 Elim1Store]: Index analysis took 358 ms [2022-11-23 15:26:05,020 INFO L321 Elim1Store]: treesize reduction 112, result has 14.5 percent of original size [2022-11-23 15:26:05,020 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:05,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:05,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:05,497 INFO L217 Elim1Store]: Index analysis took 319 ms [2022-11-23 15:26:08,682 INFO L321 Elim1Store]: treesize reduction 55, result has 25.7 percent of original size [2022-11-23 15:26:08,682 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:09,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:09,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:09,190 INFO L217 Elim1Store]: Index analysis took 315 ms [2022-11-23 15:26:11,692 INFO L321 Elim1Store]: treesize reduction 55, result has 25.7 percent of original size [2022-11-23 15:26:11,692 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:11,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:11,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:11,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:11,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:11,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:11,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:11,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:11,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:11,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:11,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:11,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:11,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:11,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:11,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:11,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:12,666 INFO L321 Elim1Store]: treesize reduction 1128, result has 10.8 percent of original size [2022-11-23 15:26:12,667 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 121 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 128 treesize of output 308 [2022-11-23 15:26:13,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:13,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:13,674 INFO L217 Elim1Store]: Index analysis took 341 ms [2022-11-23 15:26:17,786 INFO L321 Elim1Store]: treesize reduction 112, result has 14.5 percent of original size [2022-11-23 15:26:17,786 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:18,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:18,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:18,316 INFO L217 Elim1Store]: Index analysis took 339 ms [2022-11-23 15:26:21,027 INFO L321 Elim1Store]: treesize reduction 55, result has 25.7 percent of original size [2022-11-23 15:26:21,027 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:21,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:21,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:21,434 INFO L217 Elim1Store]: Index analysis took 267 ms [2022-11-23 15:26:23,817 INFO L321 Elim1Store]: treesize reduction 55, result has 25.7 percent of original size [2022-11-23 15:26:23,817 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:24,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:24,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:24,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:24,199 INFO L217 Elim1Store]: Index analysis took 310 ms [2022-11-23 15:26:27,151 INFO L321 Elim1Store]: treesize reduction 84, result has 25.0 percent of original size [2022-11-23 15:26:27,152 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:27,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:27,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:27,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:27,330 INFO L217 Elim1Store]: Index analysis took 101 ms [2022-11-23 15:26:28,760 INFO L321 Elim1Store]: treesize reduction 69, result has 21.6 percent of original size [2022-11-23 15:26:28,761 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:28,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:28,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:28,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:28,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:28,908 INFO L217 Elim1Store]: Index analysis took 106 ms [2022-11-23 15:26:30,230 INFO L321 Elim1Store]: treesize reduction 98, result has 22.2 percent of original size [2022-11-23 15:26:30,230 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:30,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:30,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:30,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:30,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:30,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:30,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:31,010 INFO L321 Elim1Store]: treesize reduction 150, result has 19.8 percent of original size [2022-11-23 15:26:31,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 22 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 108 treesize of output 134 [2022-11-23 15:26:31,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:31,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:31,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:31,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:31,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:31,338 INFO L321 Elim1Store]: treesize reduction 112, result has 20.0 percent of original size [2022-11-23 15:26:31,339 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 16 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 112 treesize of output 125 [2022-11-23 15:26:31,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:31,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:31,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:31,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:31,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:31,653 INFO L321 Elim1Store]: treesize reduction 112, result has 20.0 percent of original size [2022-11-23 15:26:31,654 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 16 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 101 treesize of output 116 [2022-11-23 15:26:31,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:31,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:31,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:31,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:31,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:31,854 INFO L321 Elim1Store]: treesize reduction 106, result has 20.9 percent of original size [2022-11-23 15:26:31,855 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 16 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 95 treesize of output 125 [2022-11-23 15:26:32,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:32,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:32,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:32,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:32,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:32,308 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:32,493 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:32,516 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:32,608 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-23 15:26:32,609 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:32,633 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:32,790 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:26:32,792 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:26:32,794 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:26:33,019 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:33,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,098 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:33,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,213 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:33,284 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:33,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,370 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:33,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,450 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:33,805 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:33,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,905 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:33,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:33,990 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:34,044 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:34,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,142 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:34,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:34,228 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:35,319 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:35,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,386 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:35,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,481 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:35,523 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:35,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,610 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:35,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,688 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:35,959 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:35,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:35,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,026 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:36,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,123 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:36,181 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:36,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,275 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 15:26:36,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:26:36,352 INFO L350 Elim1Store]: Elim1 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