./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7 --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 992626749f2e8ca84a93ad6fc64a197d6c8e66b412d995c24cf1e1136a1f2393 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:37:06,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:37:06,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:37:06,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:37:06,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:37:06,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:37:06,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:37:06,565 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:37:06,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:37:06,571 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:37:06,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:37:06,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:37:06,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:37:06,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:37:06,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:37:06,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:37:06,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:37:06,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:37:06,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:37:06,599 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:37:06,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:37:06,603 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:37:06,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:37:06,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:37:06,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:37:06,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:37:06,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:37:06,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:37:06,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:37:06,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:37:06,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:37:06,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:37:06,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:37:06,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:37:06,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:37:06,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:37:06,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:37:06,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:37:06,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:37:06,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:37:06,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:37:06,629 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 20:37:06,673 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:37:06,673 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:37:06,674 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:37:06,674 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:37:06,675 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:37:06,675 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:37:06,675 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:37:06,676 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:37:06,676 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:37:06,676 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:37:06,677 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:37:06,677 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:37:06,677 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:37:06,678 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:37:06,678 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:37:06,678 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:37:06,678 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:37:06,678 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:37:06,679 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:37:06,679 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:37:06,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:37:06,680 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:37:06,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:37:06,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:37:06,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:37:06,681 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:37:06,682 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:37:06,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:37:06,683 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:37:06,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:37:06,683 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:37:06,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:37:06,684 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:37:06,684 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:37:06,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:37:06,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:37:06,685 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:37:06,685 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:37:06,685 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 992626749f2e8ca84a93ad6fc64a197d6c8e66b412d995c24cf1e1136a1f2393 [2021-11-25 20:37:06,924 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:37:06,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:37:06,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:37:06,957 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:37:06,958 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:37:06,959 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i [2021-11-25 20:37:07,040 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/data/c37394393/168e9ce0cf07486eac97bedfdeedda38/FLAGb4f63193d [2021-11-25 20:37:07,813 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:37:07,813 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i [2021-11-25 20:37:07,852 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/data/c37394393/168e9ce0cf07486eac97bedfdeedda38/FLAGb4f63193d [2021-11-25 20:37:08,372 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/data/c37394393/168e9ce0cf07486eac97bedfdeedda38 [2021-11-25 20:37:08,374 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:37:08,375 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:37:08,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:37:08,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:37:08,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:37:08,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:37:08" (1/1) ... [2021-11-25 20:37:08,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fa4f5ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:37:08, skipping insertion in model container [2021-11-25 20:37:08,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:37:08" (1/1) ... [2021-11-25 20:37:08,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:37:08,483 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:37:09,237 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i[154031,154044] [2021-11-25 20:37:09,437 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:37:09,451 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:37:09,635 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i[154031,154044] [2021-11-25 20:37:09,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:37:09,760 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:37:09,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:37:09 WrapperNode [2021-11-25 20:37:09,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:37:09,762 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:37:09,762 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:37:09,762 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:37:09,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:37:09" (1/1) ... [2021-11-25 20:37:09,810 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:37:09" (1/1) ... [2021-11-25 20:37:09,872 INFO L137 Inliner]: procedures = 90, calls = 193, calls flagged for inlining = 27, calls inlined = 24, statements flattened = 546 [2021-11-25 20:37:09,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:37:09,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:37:09,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:37:09,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:37:09,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:37:09" (1/1) ... [2021-11-25 20:37:09,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:37:09" (1/1) ... [2021-11-25 20:37:09,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:37:09" (1/1) ... [2021-11-25 20:37:09,893 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:37:09" (1/1) ... [2021-11-25 20:37:09,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:37:09" (1/1) ... [2021-11-25 20:37:09,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:37:09" (1/1) ... [2021-11-25 20:37:09,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:37:09" (1/1) ... [2021-11-25 20:37:09,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:37:09,944 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:37:09,944 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:37:09,944 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:37:09,945 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:37:09" (1/1) ... [2021-11-25 20:37:09,977 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:37:09,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:37:10,018 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:37:10,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:37:10,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2021-11-25 20:37:10,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2021-11-25 20:37:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:37:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-25 20:37:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:37:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 20:37:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-25 20:37:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-25 20:37:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 20:37:10,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 20:37:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:37:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-25 20:37:10,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-25 20:37:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:37:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-25 20:37:10,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-25 20:37:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-25 20:37:10,064 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-25 20:37:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 20:37:10,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 20:37:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_14 [2021-11-25 20:37:10,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_14 [2021-11-25 20:37:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:37:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 20:37:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-25 20:37:10,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-25 20:37:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-25 20:37:10,066 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-25 20:37:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_zalloc [2021-11-25 20:37:10,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_zalloc [2021-11-25 20:37:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:37:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-25 20:37:10,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-25 20:37:10,067 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-25 20:37:10,067 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-25 20:37:10,067 INFO L130 BoogieDeclarations]: Found specification of procedure skb_mac_header [2021-11-25 20:37:10,067 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_mac_header [2021-11-25 20:37:10,067 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-25 20:37:10,067 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-25 20:37:10,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:37:10,067 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2021-11-25 20:37:10,068 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2021-11-25 20:37:10,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:37:10,068 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOID [2021-11-25 20:37:10,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOID [2021-11-25 20:37:10,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-25 20:37:10,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:37:10,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:37:10,399 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:37:10,402 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:37:10,572 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 20:37:11,035 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:37:11,168 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:37:11,169 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-25 20:37:11,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:37:11 BoogieIcfgContainer [2021-11-25 20:37:11,173 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:37:11,175 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:37:11,175 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:37:11,179 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:37:11,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:37:08" (1/3) ... [2021-11-25 20:37:11,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b5652e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:37:11, skipping insertion in model container [2021-11-25 20:37:11,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:37:09" (2/3) ... [2021-11-25 20:37:11,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b5652e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:37:11, skipping insertion in model container [2021-11-25 20:37:11,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:37:11" (3/3) ... [2021-11-25 20:37:11,182 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i [2021-11-25 20:37:11,188 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:37:11,189 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 20:37:11,262 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:37:11,268 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 20:37:11,268 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 20:37:11,297 INFO L276 IsEmpty]: Start isEmpty. Operand has 168 states, 111 states have (on average 1.3963963963963963) internal successors, (155), 116 states have internal predecessors, (155), 40 states have call successors, (40), 16 states have call predecessors, (40), 15 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2021-11-25 20:37:11,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 20:37:11,308 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:37:11,308 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:37:11,309 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:37:11,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:37:11,315 INFO L85 PathProgramCache]: Analyzing trace with hash -1812325249, now seen corresponding path program 1 times [2021-11-25 20:37:11,322 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:37:11,323 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802013598] [2021-11-25 20:37:11,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:37:11,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:37:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:37:11,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:37:11,731 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:37:11,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802013598] [2021-11-25 20:37:11,733 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802013598] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:37:11,733 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:37:11,733 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:37:11,736 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463436370] [2021-11-25 20:37:11,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:37:11,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:37:11,741 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:37:11,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:37:11,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:37:11,787 INFO L87 Difference]: Start difference. First operand has 168 states, 111 states have (on average 1.3963963963963963) internal successors, (155), 116 states have internal predecessors, (155), 40 states have call successors, (40), 16 states have call predecessors, (40), 15 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) 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) [2021-11-25 20:37:12,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:37:12,121 INFO L93 Difference]: Finished difference Result 481 states and 678 transitions. [2021-11-25 20:37:12,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:37:12,123 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 24 [2021-11-25 20:37:12,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:37:12,136 INFO L225 Difference]: With dead ends: 481 [2021-11-25 20:37:12,136 INFO L226 Difference]: Without dead ends: 307 [2021-11-25 20:37:12,141 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:37:12,144 INFO L933 BasicCegarLoop]: 225 mSDtfsCounter, 199 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:37:12,145 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [199 Valid, 408 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 20:37:12,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2021-11-25 20:37:12,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 307. [2021-11-25 20:37:12,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 208 states have (on average 1.3173076923076923) internal successors, (274), 208 states have internal predecessors, (274), 70 states have call successors, (70), 29 states have call predecessors, (70), 28 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2021-11-25 20:37:12,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 413 transitions. [2021-11-25 20:37:12,225 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 413 transitions. Word has length 24 [2021-11-25 20:37:12,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:37:12,226 INFO L470 AbstractCegarLoop]: Abstraction has 307 states and 413 transitions. [2021-11-25 20:37:12,226 INFO L471 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) [2021-11-25 20:37:12,226 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 413 transitions. [2021-11-25 20:37:12,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 20:37:12,229 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:37:12,229 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:37:12,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 20:37:12,229 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:37:12,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:37:12,230 INFO L85 PathProgramCache]: Analyzing trace with hash 321293892, now seen corresponding path program 1 times [2021-11-25 20:37:12,230 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:37:12,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284834873] [2021-11-25 20:37:12,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:37:12,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:37:12,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:37:12,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:37:12,352 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:37:12,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284834873] [2021-11-25 20:37:12,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284834873] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:37:12,353 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:37:12,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:37:12,353 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402814349] [2021-11-25 20:37:12,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:37:12,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:37:12,355 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:37:12,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:37:12,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:37:12,356 INFO L87 Difference]: Start difference. First operand 307 states and 413 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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) [2021-11-25 20:37:12,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:37:12,514 INFO L93 Difference]: Finished difference Result 611 states and 822 transitions. [2021-11-25 20:37:12,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:37:12,515 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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 28 [2021-11-25 20:37:12,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:37:12,519 INFO L225 Difference]: With dead ends: 611 [2021-11-25 20:37:12,519 INFO L226 Difference]: Without dead ends: 308 [2021-11-25 20:37:12,522 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:37:12,523 INFO L933 BasicCegarLoop]: 183 mSDtfsCounter, 0 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 365 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:37:12,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 365 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 20:37:12,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2021-11-25 20:37:12,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 308. [2021-11-25 20:37:12,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 308 states, 209 states have (on average 1.3157894736842106) internal successors, (275), 209 states have internal predecessors, (275), 70 states have call successors, (70), 29 states have call predecessors, (70), 28 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2021-11-25 20:37:12,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 414 transitions. [2021-11-25 20:37:12,560 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 414 transitions. Word has length 28 [2021-11-25 20:37:12,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:37:12,560 INFO L470 AbstractCegarLoop]: Abstraction has 308 states and 414 transitions. [2021-11-25 20:37:12,561 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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) [2021-11-25 20:37:12,561 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 414 transitions. [2021-11-25 20:37:12,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 20:37:12,563 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:37:12,563 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:37:12,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 20:37:12,564 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:37:12,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:37:12,564 INFO L85 PathProgramCache]: Analyzing trace with hash 167322499, now seen corresponding path program 1 times [2021-11-25 20:37:12,565 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:37:12,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972327096] [2021-11-25 20:37:12,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:37:12,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:37:12,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:37:12,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:37:12,688 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:37:12,688 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972327096] [2021-11-25 20:37:12,688 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972327096] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:37:12,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [711588470] [2021-11-25 20:37:12,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:37:12,689 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:37:12,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:37:12,691 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:37:12,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 20:37:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:37:12,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:37:12,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:37:12,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:37:12,973 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:37:13,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:37:13,041 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [711588470] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:37:13,041 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [762952828] [2021-11-25 20:37:13,061 INFO L159 IcfgInterpreter]: Started Sifa with 29 locations of interest [2021-11-25 20:37:13,061 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:37:13,066 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:37:13,071 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:37:13,071 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:37:13,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2021-11-25 20:37:13,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:13,683 INFO L354 Elim1Store]: treesize reduction 288, result has 33.5 percent of original size [2021-11-25 20:37:13,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 19 select indices, 19 select index equivalence classes, 155 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 32 case distinctions, treesize of input 102 treesize of output 217 [2021-11-25 20:37:13,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2021-11-25 20:37:13,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:13,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 154 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 142 [2021-11-25 20:37:14,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:37:14,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:37:14,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-25 20:37:14,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:14,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 19 select indices, 19 select index equivalence classes, 171 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 58 [2021-11-25 20:37:14,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:14,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:14,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:14,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 17 select indices, 17 select index equivalence classes, 32 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 52 [2021-11-25 20:37:14,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:14,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 154 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 55 [2021-11-25 20:37:14,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:14,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 19 select indices, 19 select index equivalence classes, 171 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 58 [2021-11-25 20:37:14,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:14,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:14,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:14,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 17 select indices, 17 select index equivalence classes, 32 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 52 [2021-11-25 20:37:14,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:14,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 154 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 55 [2021-11-25 20:37:16,106 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_successful_zalloc with input of size 282 for LOIs [2021-11-25 20:37:16,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 18 select indices, 18 select index equivalence classes, 173 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 150 [2021-11-25 20:37:16,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 107 treesize of output 161 [2021-11-25 20:37:16,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 18 select indices, 18 select index equivalence classes, 173 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 150 [2021-11-25 20:37:16,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:16,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 107 treesize of output 161 [2021-11-25 20:37:17,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 17 select indices, 17 select index equivalence classes, 32 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 52 [2021-11-25 20:37:17,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 18 select indices, 18 select index equivalence classes, 173 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 150 [2021-11-25 20:37:17,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 107 treesize of output 161 [2021-11-25 20:37:17,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:17,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 18 select indices, 18 select index equivalence classes, 173 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 150 [2021-11-25 20:37:18,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 107 treesize of output 161 [2021-11-25 20:37:18,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 17 select indices, 17 select index equivalence classes, 32 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 52 [2021-11-25 20:37:18,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 17 select indices, 17 select index equivalence classes, 32 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 52 [2021-11-25 20:37:18,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:18,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,093 INFO L354 Elim1Store]: treesize reduction 306, result has 33.5 percent of original size [2021-11-25 20:37:19,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 20 select indices, 20 select index equivalence classes, 173 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 34 case distinctions, treesize of input 107 treesize of output 229 [2021-11-25 20:37:19,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 18 select indices, 18 select index equivalence classes, 173 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 150 [2021-11-25 20:37:19,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 18 select indices, 18 select index equivalence classes, 173 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 150 [2021-11-25 20:37:19,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:19,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 107 treesize of output 161 [2021-11-25 20:37:19,524 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 292 for LOIs [2021-11-25 20:37:19,629 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 276 for LOIs [2021-11-25 20:37:19,728 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 20:37:30,091 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [762952828] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:37:30,091 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-25 20:37:30,091 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [4, 4, 4] total 19 [2021-11-25 20:37:30,092 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461561807] [2021-11-25 20:37:30,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:37:30,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-25 20:37:30,092 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:37:30,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-25 20:37:30,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2021-11-25 20:37:30,093 INFO L87 Difference]: Start difference. First operand 308 states and 414 transitions. Second operand has 14 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 8 states have internal predecessors, (22), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 20:37:31,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:37:31,001 INFO L93 Difference]: Finished difference Result 623 states and 833 transitions. [2021-11-25 20:37:31,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-25 20:37:31,001 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 8 states have internal predecessors, (22), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 29 [2021-11-25 20:37:31,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:37:31,004 INFO L225 Difference]: With dead ends: 623 [2021-11-25 20:37:31,004 INFO L226 Difference]: Without dead ends: 319 [2021-11-25 20:37:31,006 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 71 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 10.4s TimeCoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2021-11-25 20:37:31,007 INFO L933 BasicCegarLoop]: 179 mSDtfsCounter, 0 mSDsluCounter, 1183 mSDsCounter, 0 mSdLazyCounter, 247 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1282 SdHoareTripleChecker+Invalid, 1072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 825 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-25 20:37:31,007 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1282 Invalid, 1072 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 247 Invalid, 0 Unknown, 825 Unchecked, 0.8s Time] [2021-11-25 20:37:31,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2021-11-25 20:37:31,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 319. [2021-11-25 20:37:31,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 319 states, 215 states have (on average 1.3069767441860465) internal successors, (281), 215 states have internal predecessors, (281), 72 states have call successors, (72), 32 states have call predecessors, (72), 31 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2021-11-25 20:37:31,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 424 transitions. [2021-11-25 20:37:31,037 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 424 transitions. Word has length 29 [2021-11-25 20:37:31,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:37:31,038 INFO L470 AbstractCegarLoop]: Abstraction has 319 states and 424 transitions. [2021-11-25 20:37:31,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 8 states have internal predecessors, (22), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 20:37:31,038 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 424 transitions. [2021-11-25 20:37:31,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 20:37:31,040 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:37:31,040 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:37:31,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 20:37:31,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-11-25 20:37:31,262 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:37:31,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:37:31,262 INFO L85 PathProgramCache]: Analyzing trace with hash 772600975, now seen corresponding path program 1 times [2021-11-25 20:37:31,262 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:37:31,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100721384] [2021-11-25 20:37:31,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:37:31,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:37:31,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:37:31,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 20:37:31,380 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:37:31,380 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100721384] [2021-11-25 20:37:31,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100721384] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:37:31,382 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199075621] [2021-11-25 20:37:31,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:37:31,383 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:37:31,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:37:31,384 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:37:31,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 20:37:31,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:37:31,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:37:31,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:37:31,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 20:37:31,601 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:37:31,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 20:37:31,670 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [199075621] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:37:31,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1795219581] [2021-11-25 20:37:31,673 INFO L159 IcfgInterpreter]: Started Sifa with 29 locations of interest [2021-11-25 20:37:31,673 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:37:31,674 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:37:31,674 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:37:31,674 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:37:31,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:31,996 INFO L354 Elim1Store]: treesize reduction 160, result has 47.5 percent of original size [2021-11-25 20:37:31,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 138 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 16 case distinctions, treesize of input 92 treesize of output 206 [2021-11-25 20:37:32,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:32,366 INFO L354 Elim1Store]: treesize reduction 288, result has 33.5 percent of original size [2021-11-25 20:37:32,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 19 select indices, 19 select index equivalence classes, 155 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 32 case distinctions, treesize of input 102 treesize of output 217 [2021-11-25 20:37:32,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2021-11-25 20:37:32,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2021-11-25 20:37:32,459 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:37:32,465 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:37:32,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:37:32,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:37:32,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-25 20:37:32,574 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:37:32,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 20:37:32,892 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-25 20:37:32,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 98 [2021-11-25 20:37:32,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 20:37:32,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 20:37:33,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:37:33,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:37:33,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:37:33,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:37:33,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-11-25 20:37:33,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 20:37:33,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:37:33,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:37:33,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:37:34,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:37:34,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:37:34,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:37:34,327 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:37:34,355 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:37:34,362 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_successful_zalloc with input of size 73 for LOIs [2021-11-25 20:37:34,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:37:34,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:37:34,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:37:34,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:37:34,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:37:34,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:37:34,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:37:34,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:37:34,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:37:34,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:37:34,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:37:34,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:37:34,908 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 83 for LOIs [2021-11-25 20:37:34,922 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 81 for LOIs [2021-11-25 20:37:34,952 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 20:37:40,694 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1795219581] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:37:40,694 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-25 20:37:40,694 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [4, 4, 4] total 28 [2021-11-25 20:37:40,694 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165946012] [2021-11-25 20:37:40,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:37:40,695 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-25 20:37:40,695 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:37:40,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-25 20:37:40,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=672, Unknown=0, NotChecked=0, Total=756 [2021-11-25 20:37:40,696 INFO L87 Difference]: Start difference. First operand 319 states and 424 transitions. Second operand has 23 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 17 states have internal predecessors, (23), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 20:37:44,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:37:44,242 INFO L93 Difference]: Finished difference Result 642 states and 858 transitions. [2021-11-25 20:37:44,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-25 20:37:44,242 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 17 states have internal predecessors, (23), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 30 [2021-11-25 20:37:44,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:37:44,245 INFO L225 Difference]: With dead ends: 642 [2021-11-25 20:37:44,245 INFO L226 Difference]: Without dead ends: 338 [2021-11-25 20:37:44,247 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 65 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 216 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=102, Invalid=768, Unknown=0, NotChecked=0, Total=870 [2021-11-25 20:37:44,248 INFO L933 BasicCegarLoop]: 168 mSDtfsCounter, 29 mSDsluCounter, 1789 mSDsCounter, 0 mSdLazyCounter, 1388 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 1796 SdHoareTripleChecker+Invalid, 1580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 1388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 174 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:37:44,249 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [30 Valid, 1796 Invalid, 1580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 1388 Invalid, 0 Unknown, 174 Unchecked, 2.3s Time] [2021-11-25 20:37:44,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2021-11-25 20:37:44,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 335. [2021-11-25 20:37:44,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 231 states have (on average 1.3073593073593073) internal successors, (302), 231 states have internal predecessors, (302), 72 states have call successors, (72), 32 states have call predecessors, (72), 31 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2021-11-25 20:37:44,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 445 transitions. [2021-11-25 20:37:44,312 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 445 transitions. Word has length 30 [2021-11-25 20:37:44,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:37:44,313 INFO L470 AbstractCegarLoop]: Abstraction has 335 states and 445 transitions. [2021-11-25 20:37:44,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 17 states have internal predecessors, (23), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 20:37:44,313 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 445 transitions. [2021-11-25 20:37:44,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 20:37:44,320 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:37:44,320 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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, 1, 1, 1] [2021-11-25 20:37:44,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 20:37:44,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:37:44,535 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:37:44,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:37:44,536 INFO L85 PathProgramCache]: Analyzing trace with hash 644187203, now seen corresponding path program 1 times [2021-11-25 20:37:44,536 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:37:44,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648496711] [2021-11-25 20:37:44,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:37:44,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:37:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:37:44,605 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-25 20:37:44,605 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:37:44,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648496711] [2021-11-25 20:37:44,606 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648496711] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:37:44,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [891336694] [2021-11-25 20:37:44,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:37:44,606 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:37:44,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:37:44,607 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:37:44,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 20:37:44,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:37:44,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 531 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:37:44,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:37:44,902 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 20:37:44,903 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:37:44,903 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [891336694] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:37:44,903 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 20:37:44,903 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-11-25 20:37:44,904 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838231043] [2021-11-25 20:37:44,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:37:44,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:37:44,904 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:37:44,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:37:44,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:37:44,905 INFO L87 Difference]: Start difference. First operand 335 states and 445 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-25 20:37:45,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:37:45,000 INFO L93 Difference]: Finished difference Result 493 states and 658 transitions. [2021-11-25 20:37:45,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:37:45,001 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 54 [2021-11-25 20:37:45,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:37:45,003 INFO L225 Difference]: With dead ends: 493 [2021-11-25 20:37:45,003 INFO L226 Difference]: Without dead ends: 189 [2021-11-25 20:37:45,005 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:37:45,007 INFO L933 BasicCegarLoop]: 179 mSDtfsCounter, 198 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:37:45,007 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [198 Valid, 179 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 20:37:45,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2021-11-25 20:37:45,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 186. [2021-11-25 20:37:45,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 129 states have (on average 1.2945736434108528) internal successors, (167), 129 states have internal predecessors, (167), 39 states have call successors, (39), 18 states have call predecessors, (39), 17 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2021-11-25 20:37:45,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 244 transitions. [2021-11-25 20:37:45,034 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 244 transitions. Word has length 54 [2021-11-25 20:37:45,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:37:45,037 INFO L470 AbstractCegarLoop]: Abstraction has 186 states and 244 transitions. [2021-11-25 20:37:45,037 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-25 20:37:45,037 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 244 transitions. [2021-11-25 20:37:45,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 20:37:45,039 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:37:45,039 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-25 20:37:45,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 20:37:45,249 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:37:45,250 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:37:45,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:37:45,250 INFO L85 PathProgramCache]: Analyzing trace with hash -372528555, now seen corresponding path program 1 times [2021-11-25 20:37:45,250 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:37:45,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195340462] [2021-11-25 20:37:45,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:37:45,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:37:45,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:37:45,345 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-25 20:37:45,345 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:37:45,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195340462] [2021-11-25 20:37:45,345 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195340462] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:37:45,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1392364574] [2021-11-25 20:37:45,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:37:45,346 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:37:45,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:37:45,350 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:37:45,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 20:37:45,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:37:45,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:37:45,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:37:45,651 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 25 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 20:37:45,651 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:37:45,785 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-25 20:37:45,785 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1392364574] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:37:45,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1141585445] [2021-11-25 20:37:45,791 INFO L159 IcfgInterpreter]: Started Sifa with 34 locations of interest [2021-11-25 20:37:45,791 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:37:45,791 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:37:45,791 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:37:45,792 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:37:45,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2021-11-25 20:37:45,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:46,146 INFO L354 Elim1Store]: treesize reduction 160, result has 47.5 percent of original size [2021-11-25 20:37:46,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 138 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 16 case distinctions, treesize of input 92 treesize of output 206 [2021-11-25 20:37:46,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:37:46,552 INFO L354 Elim1Store]: treesize reduction 288, result has 33.5 percent of original size [2021-11-25 20:37:46,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 19 select indices, 19 select index equivalence classes, 155 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 32 case distinctions, treesize of input 102 treesize of output 217 [2021-11-25 20:37:46,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2021-11-25 20:37:46,621 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:37:46,623 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:37:46,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:37:46,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:37:46,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-25 20:37:46,724 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:37:46,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:37:47,037 INFO L354 Elim1Store]: treesize reduction 20, result has 41.2 percent of original size [2021-11-25 20:37:47,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 95 treesize of output 101 [2021-11-25 20:37:47,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2021-11-25 20:37:47,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:37:47,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:37:47,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:37:47,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:37:47,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:37:47,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:37:47,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:37:47,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:37:47,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:37:47,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:37:48,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:37:48,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:37:48,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:37:48,907 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:37:48,909 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:37:48,911 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:37:49,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:37:49,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:37:49,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:37:49,363 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:37:49,366 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:37:49,369 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:37:51,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:37:51,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-11-25 20:37:51,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 20:37:51,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:37:51,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:37:51,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:37:52,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:37:53,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:37:53,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:37:53,042 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:37:53,045 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:37:53,050 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:37:53,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:37:53,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:37:53,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:37:53,536 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:37:53,538 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:37:53,544 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:37:53,718 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:37:53,750 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:37:53,755 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_successful_zalloc with input of size 73 for LOIs [2021-11-25 20:37:53,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:37:53,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:37:54,412 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 92 for LOIs [2021-11-25 20:37:54,432 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 92 for LOIs [2021-11-25 20:37:54,469 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 20:38:18,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1141585445] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:38:18,456 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-25 20:38:18,456 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [4, 4, 4] total 36 [2021-11-25 20:38:18,456 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148868970] [2021-11-25 20:38:18,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:38:18,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-11-25 20:38:18,457 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:38:18,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-11-25 20:38:18,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=1155, Unknown=0, NotChecked=0, Total=1260 [2021-11-25 20:38:18,459 INFO L87 Difference]: Start difference. First operand 186 states and 244 transitions. Second operand has 31 states, 24 states have (on average 1.125) internal successors, (27), 23 states have internal predecessors, (27), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-11-25 20:38:38,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:38:38,074 INFO L93 Difference]: Finished difference Result 453 states and 615 transitions. [2021-11-25 20:38:38,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-11-25 20:38:38,074 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 24 states have (on average 1.125) internal successors, (27), 23 states have internal predecessors, (27), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Word has length 60 [2021-11-25 20:38:38,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:38:38,078 INFO L225 Difference]: With dead ends: 453 [2021-11-25 20:38:38,078 INFO L226 Difference]: Without dead ends: 278 [2021-11-25 20:38:38,080 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 145 SyntacticMatches, 3 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 633 ImplicationChecksByTransitivity, 38.5s TimeCoverageRelationStatistics Valid=190, Invalid=2162, Unknown=0, NotChecked=0, Total=2352 [2021-11-25 20:38:38,080 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 62 mSDsluCounter, 2993 mSDsCounter, 0 mSdLazyCounter, 2399 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 2920 SdHoareTripleChecker+Invalid, 2589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 2399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 137 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:38:38,081 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [67 Valid, 2920 Invalid, 2589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 2399 Invalid, 0 Unknown, 137 Unchecked, 5.0s Time] [2021-11-25 20:38:38,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2021-11-25 20:38:38,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 251. [2021-11-25 20:38:38,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 251 states, 187 states have (on average 1.3422459893048129) internal successors, (251), 187 states have internal predecessors, (251), 43 states have call successors, (43), 21 states have call predecessors, (43), 20 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2021-11-25 20:38:38,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 336 transitions. [2021-11-25 20:38:38,119 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 336 transitions. Word has length 60 [2021-11-25 20:38:38,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:38:38,120 INFO L470 AbstractCegarLoop]: Abstraction has 251 states and 336 transitions. [2021-11-25 20:38:38,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 24 states have (on average 1.125) internal successors, (27), 23 states have internal predecessors, (27), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-11-25 20:38:38,120 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 336 transitions. [2021-11-25 20:38:38,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 20:38:38,122 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:38:38,122 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-25 20:38:38,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-25 20:38:38,337 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:38:38,338 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:38:38,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:38:38,338 INFO L85 PathProgramCache]: Analyzing trace with hash 1278000441, now seen corresponding path program 1 times [2021-11-25 20:38:38,338 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:38:38,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534306837] [2021-11-25 20:38:38,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:38,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:38:38,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:38,433 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-25 20:38:38,433 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:38:38,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534306837] [2021-11-25 20:38:38,434 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534306837] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:38:38,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1304747017] [2021-11-25 20:38:38,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:38,434 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:38:38,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:38:38,435 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:38:38,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 20:38:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:38,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 20:38:38,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:38:38,762 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 20:38:38,762 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:38:38,762 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1304747017] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:38:38,762 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 20:38:38,763 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-11-25 20:38:38,763 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072186762] [2021-11-25 20:38:38,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:38:38,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:38:38,765 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:38:38,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:38:38,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:38:38,765 INFO L87 Difference]: Start difference. First operand 251 states and 336 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2021-11-25 20:38:38,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:38:38,873 INFO L93 Difference]: Finished difference Result 473 states and 638 transitions. [2021-11-25 20:38:38,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:38:38,874 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 65 [2021-11-25 20:38:38,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:38:38,876 INFO L225 Difference]: With dead ends: 473 [2021-11-25 20:38:38,876 INFO L226 Difference]: Without dead ends: 233 [2021-11-25 20:38:38,877 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:38:38,878 INFO L933 BasicCegarLoop]: 180 mSDtfsCounter, 78 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:38:38,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [106 Valid, 265 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 20:38:38,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2021-11-25 20:38:38,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 228. [2021-11-25 20:38:38,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 164 states have (on average 1.329268292682927) internal successors, (218), 164 states have internal predecessors, (218), 43 states have call successors, (43), 21 states have call predecessors, (43), 20 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2021-11-25 20:38:38,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 303 transitions. [2021-11-25 20:38:38,914 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 303 transitions. Word has length 65 [2021-11-25 20:38:38,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:38:38,915 INFO L470 AbstractCegarLoop]: Abstraction has 228 states and 303 transitions. [2021-11-25 20:38:38,915 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2021-11-25 20:38:38,915 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 303 transitions. [2021-11-25 20:38:38,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 20:38:38,916 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:38:38,917 INFO L514 BasicCegarLoop]: trace histogram [4, 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] [2021-11-25 20:38:38,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-25 20:38:39,129 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:38:39,130 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:38:39,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:38:39,130 INFO L85 PathProgramCache]: Analyzing trace with hash -274777146, now seen corresponding path program 1 times [2021-11-25 20:38:39,130 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:38:39,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273153039] [2021-11-25 20:38:39,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:39,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:38:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:39,205 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-25 20:38:39,206 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:38:39,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273153039] [2021-11-25 20:38:39,206 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273153039] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:38:39,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1304826550] [2021-11-25 20:38:39,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:39,207 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:38:39,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:38:39,208 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:38:39,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-25 20:38:39,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:39,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:38:39,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:38:39,552 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 29 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-25 20:38:39,553 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:38:39,734 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-25 20:38:39,734 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1304826550] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:38:39,734 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1797453608] [2021-11-25 20:38:39,741 INFO L159 IcfgInterpreter]: Started Sifa with 47 locations of interest [2021-11-25 20:38:39,742 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:38:39,742 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:38:39,743 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:38:39,743 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:38:39,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,021 INFO L354 Elim1Store]: treesize reduction 160, result has 47.5 percent of original size [2021-11-25 20:38:40,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 138 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 16 case distinctions, treesize of input 92 treesize of output 206 [2021-11-25 20:38:40,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:40,359 INFO L354 Elim1Store]: treesize reduction 288, result has 33.5 percent of original size [2021-11-25 20:38:40,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 19 select indices, 19 select index equivalence classes, 155 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 32 case distinctions, treesize of input 102 treesize of output 217 [2021-11-25 20:38:40,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2021-11-25 20:38:40,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2021-11-25 20:38:40,413 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:38:40,415 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:38:40,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:38:40,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:38:40,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-25 20:38:40,515 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:38:40,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:38:40,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:38:40,808 INFO L354 Elim1Store]: treesize reduction 20, result has 41.2 percent of original size [2021-11-25 20:38:40,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 95 treesize of output 101 [2021-11-25 20:38:40,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2021-11-25 20:38:40,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:38:40,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:38:40,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:38:41,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:38:41,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-11-25 20:38:41,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 20:38:41,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:38:41,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:38:41,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:38:41,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:38:41,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:38:41,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:38:42,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:38:42,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:38:42,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:38:42,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:38:42,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:38:42,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:38:42,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:38:42,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-11-25 20:38:42,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 20:38:43,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:38:43,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:38:43,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:38:43,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:38:43,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:38:43,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:38:43,958 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:38:43,960 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:38:43,963 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:38:44,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:38:44,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:38:44,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:38:44,408 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:38:44,411 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:38:44,413 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:38:45,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:38:45,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:38:45,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:38:45,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:38:46,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:46,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 203 treesize of output 179 [2021-11-25 20:38:46,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:46,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 188 treesize of output 162 [2021-11-25 20:38:46,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:46,223 INFO L354 Elim1Store]: treesize reduction 164, result has 33.6 percent of original size [2021-11-25 20:38:46,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 144 treesize of output 216 [2021-11-25 20:38:46,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:46,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:46,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 121 [2021-11-25 20:38:46,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:46,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 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 43 treesize of output 49 [2021-11-25 20:38:46,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:46,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:46,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 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 50 treesize of output 54 [2021-11-25 20:38:46,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:46,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:46,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:46,619 INFO L354 Elim1Store]: treesize reduction 52, result has 49.5 percent of original size [2021-11-25 20:38:46,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 88 [2021-11-25 20:38:46,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:46,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:46,730 INFO L354 Elim1Store]: treesize reduction 52, result has 49.5 percent of original size [2021-11-25 20:38:46,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 83 [2021-11-25 20:38:46,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:47,013 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-25 20:38:47,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 450 treesize of output 432 [2021-11-25 20:38:47,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:47,264 INFO L354 Elim1Store]: treesize reduction 51, result has 13.6 percent of original size [2021-11-25 20:38:47,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 469 treesize of output 443 [2021-11-25 20:38:47,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:47,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 23 [2021-11-25 20:38:47,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:47,409 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:47,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:47,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 60 [2021-11-25 20:38:47,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:47,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 23 [2021-11-25 20:38:47,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:47,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 137 [2021-11-25 20:38:47,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:47,968 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:47,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:47,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:48,017 INFO L354 Elim1Store]: treesize reduction 53, result has 22.1 percent of original size [2021-11-25 20:38:48,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 45 [2021-11-25 20:38:48,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:48,089 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-25 20:38:48,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 168 treesize of output 142 [2021-11-25 20:38:48,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:48,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:48,146 INFO L354 Elim1Store]: treesize reduction 13, result has 18.8 percent of original size [2021-11-25 20:38:48,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 54 [2021-11-25 20:38:48,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:48,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 49 [2021-11-25 20:38:48,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:48,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:48,325 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:38:48,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 46 [2021-11-25 20:38:48,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:48,806 INFO L354 Elim1Store]: treesize reduction 9, result has 60.9 percent of original size [2021-11-25 20:38:48,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 285 treesize of output 191 [2021-11-25 20:38:48,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:48,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:48,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:48,901 INFO L354 Elim1Store]: treesize reduction 26, result has 61.8 percent of original size [2021-11-25 20:38:48,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 67 [2021-11-25 20:38:48,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:48,940 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:38:48,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:48,976 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:48,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:48,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:49,029 INFO L354 Elim1Store]: treesize reduction 42, result has 38.2 percent of original size [2021-11-25 20:38:49,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 56 [2021-11-25 20:38:49,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:49,184 INFO L354 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2021-11-25 20:38:49,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 475 treesize of output 337 [2021-11-25 20:38:49,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:49,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 23 [2021-11-25 20:38:49,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:49,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 23 [2021-11-25 20:38:49,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:49,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 78 [2021-11-25 20:38:49,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:49,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:49,424 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:38:49,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 67 [2021-11-25 20:38:49,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:49,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33 [2021-11-25 20:38:49,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:49,554 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-25 20:38:49,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 165 treesize of output 151 [2021-11-25 20:38:49,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:49,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:49,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:49,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 30 [2021-11-25 20:38:55,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:55,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 203 treesize of output 179 [2021-11-25 20:38:55,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:55,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 188 treesize of output 162 [2021-11-25 20:38:55,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:55,450 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:55,608 INFO L354 Elim1Store]: treesize reduction 292, result has 26.4 percent of original size [2021-11-25 20:38:55,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 138 treesize of output 212 [2021-11-25 20:38:55,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:55,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:55,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:55,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 194 treesize of output 157 [2021-11-25 20:38:55,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:55,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:55,769 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:55,782 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:38:55,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 26 [2021-11-25 20:38:55,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:55,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 11 [2021-11-25 20:38:55,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:55,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:55,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:55,965 INFO L354 Elim1Store]: treesize reduction 75, result has 9.6 percent of original size [2021-11-25 20:38:55,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 33 [2021-11-25 20:38:56,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:56,054 INFO L354 Elim1Store]: treesize reduction 50, result has 2.0 percent of original size [2021-11-25 20:38:56,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 18 [2021-11-25 20:38:56,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:56,568 INFO L354 Elim1Store]: treesize reduction 25, result has 51.0 percent of original size [2021-11-25 20:38:56,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 81 [2021-11-25 20:38:56,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:56,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 36 [2021-11-25 20:38:56,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:56,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 36 [2021-11-25 20:38:56,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:56,733 INFO L354 Elim1Store]: treesize reduction 50, result has 2.0 percent of original size [2021-11-25 20:38:56,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 55 [2021-11-25 20:38:56,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:56,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:56,974 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:56,995 INFO L354 Elim1Store]: treesize reduction 57, result has 31.3 percent of original size [2021-11-25 20:38:56,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 109 treesize of output 97 [2021-11-25 20:38:57,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,047 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:57,059 INFO L354 Elim1Store]: treesize reduction 50, result has 2.0 percent of original size [2021-11-25 20:38:57,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 100 treesize of output 62 [2021-11-25 20:38:57,238 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:38:57,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 52 [2021-11-25 20:39:01,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:01,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 203 treesize of output 179 [2021-11-25 20:39:01,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:01,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 188 treesize of output 162 [2021-11-25 20:39:01,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:01,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:01,456 INFO L354 Elim1Store]: treesize reduction 292, result has 26.4 percent of original size [2021-11-25 20:39:01,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 138 treesize of output 212 [2021-11-25 20:39:01,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:01,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:01,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:01,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 194 treesize of output 157 [2021-11-25 20:39:01,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:01,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:01,580 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:01,591 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:39:01,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 26 [2021-11-25 20:39:01,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:01,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:01,645 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:01,668 INFO L354 Elim1Store]: treesize reduction 75, result has 9.6 percent of original size [2021-11-25 20:39:01,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 33 [2021-11-25 20:39:01,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:01,753 INFO L354 Elim1Store]: treesize reduction 25, result has 51.0 percent of original size [2021-11-25 20:39:01,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 44 [2021-11-25 20:39:01,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:01,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 11 [2021-11-25 20:39:02,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:02,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:02,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:02,415 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-25 20:39:02,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 46 [2021-11-25 20:39:02,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:02,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:02,447 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:02,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 18 [2021-11-25 20:39:02,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:02,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:02,478 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:02,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 37 [2021-11-25 20:39:02,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:02,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:02,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 27 [2021-11-25 20:39:02,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:02,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:02,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:02,740 INFO L354 Elim1Store]: treesize reduction 82, result has 1.2 percent of original size [2021-11-25 20:39:02,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 87 treesize of output 49 [2021-11-25 20:39:02,806 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:39:02,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:02,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:02,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:02,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 21 [2021-11-25 20:39:02,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:02,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:02,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:02,956 INFO L354 Elim1Store]: treesize reduction 50, result has 2.0 percent of original size [2021-11-25 20:39:02,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 40 [2021-11-25 20:39:03,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:03,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 11 [2021-11-25 20:39:03,231 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:39:03,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:03,282 INFO L354 Elim1Store]: treesize reduction 50, result has 2.0 percent of original size [2021-11-25 20:39:03,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 55 [2021-11-25 20:39:03,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:03,332 INFO L354 Elim1Store]: treesize reduction 50, result has 2.0 percent of original size [2021-11-25 20:39:03,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 55 [2021-11-25 20:39:03,396 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:39:03,424 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:39:05,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:39:05,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-11-25 20:39:05,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 20:39:05,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:39:05,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:39:05,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:39:05,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:39:05,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:39:05,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:39:06,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:39:06,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:39:06,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:39:06,763 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:39:06,764 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:39:06,767 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:39:07,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:39:07,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:39:07,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:39:07,056 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:39:07,058 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:39:07,063 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:39:07,856 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:39:07,885 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:39:07,890 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_successful_zalloc with input of size 68 for LOIs [2021-11-25 20:39:07,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:39:07,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:39:08,356 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 87 for LOIs [2021-11-25 20:39:08,371 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 56 for LOIs [2021-11-25 20:39:08,379 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 75 for LOIs [2021-11-25 20:39:08,417 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 20:39:28,544 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1797453608] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:39:28,545 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-25 20:39:28,545 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [4, 4, 4] total 48 [2021-11-25 20:39:28,545 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170791500] [2021-11-25 20:39:28,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:39:28,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2021-11-25 20:39:28,546 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:39:28,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-11-25 20:39:28,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=230, Invalid=2026, Unknown=0, NotChecked=0, Total=2256 [2021-11-25 20:39:28,548 INFO L87 Difference]: Start difference. First operand 228 states and 303 transitions. Second operand has 43 states, 34 states have (on average 1.1176470588235294) internal successors, (38), 32 states have internal predecessors, (38), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-25 20:39:53,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:39:53,060 INFO L93 Difference]: Finished difference Result 639 states and 865 transitions. [2021-11-25 20:39:53,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-11-25 20:39:53,061 INFO L78 Accepts]: Start accepts. Automaton has has 43 states, 34 states have (on average 1.1176470588235294) internal successors, (38), 32 states have internal predecessors, (38), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Word has length 77 [2021-11-25 20:39:53,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:39:53,064 INFO L225 Difference]: With dead ends: 639 [2021-11-25 20:39:53,064 INFO L226 Difference]: Without dead ends: 433 [2021-11-25 20:39:53,067 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 184 SyntacticMatches, 3 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1447 ImplicationChecksByTransitivity, 38.1s TimeCoverageRelationStatistics Valid=462, Invalid=4230, Unknown=0, NotChecked=0, Total=4692 [2021-11-25 20:39:53,068 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 250 mSDsluCounter, 2667 mSDsCounter, 0 mSdLazyCounter, 4082 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 2490 SdHoareTripleChecker+Invalid, 4277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 4082 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2021-11-25 20:39:53,068 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [259 Valid, 2490 Invalid, 4277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 4082 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2021-11-25 20:39:53,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2021-11-25 20:39:53,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 391. [2021-11-25 20:39:53,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 391 states, 268 states have (on average 1.2761194029850746) internal successors, (342), 268 states have internal predecessors, (342), 85 states have call successors, (85), 38 states have call predecessors, (85), 37 states have return successors, (92), 84 states have call predecessors, (92), 84 states have call successors, (92) [2021-11-25 20:39:53,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 519 transitions. [2021-11-25 20:39:53,153 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 519 transitions. Word has length 77 [2021-11-25 20:39:53,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:39:53,154 INFO L470 AbstractCegarLoop]: Abstraction has 391 states and 519 transitions. [2021-11-25 20:39:53,154 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 34 states have (on average 1.1176470588235294) internal successors, (38), 32 states have internal predecessors, (38), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-25 20:39:53,154 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 519 transitions. [2021-11-25 20:39:53,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-25 20:39:53,156 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:39:53,156 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-11-25 20:39:53,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-11-25 20:39:53,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-11-25 20:39:53,382 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:39:53,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:39:53,382 INFO L85 PathProgramCache]: Analyzing trace with hash -294006524, now seen corresponding path program 1 times [2021-11-25 20:39:53,382 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:39:53,382 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134490484] [2021-11-25 20:39:53,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:53,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:39:53,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:39:53,469 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-25 20:39:53,469 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:39:53,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134490484] [2021-11-25 20:39:53,469 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134490484] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:39:53,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2105647587] [2021-11-25 20:39:53,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:53,470 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:39:53,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:39:53,471 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:39:53,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-25 20:39:53,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:39:53,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 815 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:39:53,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:39:53,885 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 37 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 20:39:53,886 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:39:54,097 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-25 20:39:54,098 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2105647587] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:39:54,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [889950135] [2021-11-25 20:39:54,101 INFO L159 IcfgInterpreter]: Started Sifa with 64 locations of interest [2021-11-25 20:39:54,101 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:39:54,101 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:39:54,101 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:39:54,101 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:39:54,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:54,421 INFO L354 Elim1Store]: treesize reduction 160, result has 47.5 percent of original size [2021-11-25 20:39:54,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 138 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 16 case distinctions, treesize of input 92 treesize of output 206 [2021-11-25 20:39:54,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:54,718 INFO L354 Elim1Store]: treesize reduction 288, result has 33.5 percent of original size [2021-11-25 20:39:54,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 19 select indices, 19 select index equivalence classes, 155 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 32 case distinctions, treesize of input 102 treesize of output 217 [2021-11-25 20:39:54,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2021-11-25 20:39:54,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2021-11-25 20:39:54,769 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:39:54,770 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:39:54,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:39:54,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:39:54,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-25 20:39:54,853 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:39:55,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:39:55,066 INFO L354 Elim1Store]: treesize reduction 20, result has 41.2 percent of original size [2021-11-25 20:39:55,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 95 treesize of output 101 [2021-11-25 20:39:55,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2021-11-25 20:39:55,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:39:55,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:39:55,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:39:55,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 20:39:55,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-11-25 20:39:55,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 20:39:55,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:39:55,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:39:55,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:39:55,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:39:55,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:39:55,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:39:55,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:39:56,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:39:56,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:39:56,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:39:56,476 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:39:56,478 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:39:56,481 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:39:56,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:39:56,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:39:56,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:39:56,850 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:39:56,851 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:39:56,854 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:39:57,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:39:57,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:39:57,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:39:57,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:39:57,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:39:57,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:39:57,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:39:57,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:39:57,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:39:58,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:39:58,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:39:58,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:39:58,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:39:58,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:39:58,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:39:59,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-11-25 20:39:59,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-11-25 20:39:59,529 INFO L354 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2021-11-25 20:39:59,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 44 [2021-11-25 20:39:59,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 1 [2021-11-25 20:40:00,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:40:00,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 11 [2021-11-25 20:40:00,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:40:00,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:40:00,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:40:00,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:40:00,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:40:00,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:40:00,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:40:01,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:40:01,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:01,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:01,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:01,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:40:01,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:02,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-11-25 20:40:02,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 20:40:02,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:40:02,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:40:02,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:40:02,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:40:03,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:03,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:40:03,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:03,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:03,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:03,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:40:04,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 11 [2021-11-25 20:40:04,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:40:04,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:40:05,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:40:05,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-11-25 20:40:05,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 20:40:05,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:40:05,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:40:05,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:40:06,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:40:06,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:06,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:06,738 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:06,740 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:06,742 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:07,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:07,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:07,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:40:07,182 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:07,185 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:07,188 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:07,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:40:07,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:40:07,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:40:08,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:40:08,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:40:08,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:40:09,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:09,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:40:09,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:09,354 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:09,355 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:09,358 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:09,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:40:09,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:09,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:09,887 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:09,890 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:09,891 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:11,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:40:11,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 11 [2021-11-25 20:40:11,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:40:12,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:40:12,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-11-25 20:40:12,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 20:40:12,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:40:12,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:40:12,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:40:13,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:40:13,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:13,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:13,257 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:13,260 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:13,264 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:13,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:13,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:40:13,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:13,753 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:13,755 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:13,757 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:14,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-11-25 20:40:14,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 20:40:14,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:40:14,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:40:14,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:40:14,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:40:15,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:40:15,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:15,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:15,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:15,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:15,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:40:15,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:40:15,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:40:15,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:40:16,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:40:16,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:40:16,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:40:16,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:40:16,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:16,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:16,878 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:16,880 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:16,881 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:17,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:17,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:40:17,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:40:17,222 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:17,225 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:17,228 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:17,947 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:40:17,965 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2021-11-25 20:40:17,968 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_alloc_skb_14 with input of size 76 for LOIs [2021-11-25 20:40:18,081 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_skb_alloc with input of size 67 for LOIs [2021-11-25 20:40:18,225 INFO L354 Elim1Store]: treesize reduction 25, result has 41.9 percent of original size [2021-11-25 20:40:18,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 42 [2021-11-25 20:40:18,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2021-11-25 20:40:18,317 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_successful_zalloc with input of size 56 for LOIs [2021-11-25 20:40:18,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:40:18,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:40:18,494 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 75 for LOIs [2021-11-25 20:40:18,502 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 73 for LOIs [2021-11-25 20:40:18,521 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 55 for LOIs [2021-11-25 20:40:18,527 INFO L197 IcfgInterpreter]: Interpreting procedure netdev_priv with input of size 54 for LOIs [2021-11-25 20:40:18,533 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 20:40:45,106 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '12216#(and (<= 0 |#NULL.base|) (<= 0 ~capmode_proto_group1~0.offset) (<= ~LDV_IN_INTERRUPT~0 1) (<= 0 ~ldv_retval_0~0) (<= ~capmode_proto_group0~0.offset 0) (<= |~#set_impl~0.base| 17) (<= ~capmode_proto_group1~0.offset 0) (<= ~LDV_SKBS~0.base 0) (<= 0 ~LDV_SKBS~0.offset) (<= ~ldv_retval_0~0 0) (<= |~#capmode_proto~0.base| 16) (<= |~#capmode_proto~0.offset| 0) (<= 1 ~LDV_IN_INTERRUPT~0) (<= ~LDV_SKBS~0.offset 0) (<= |~#set_impl~0.offset| 0) (<= |#NULL.offset| 0) (<= ~last_index~0 1) (<= 0 ~ldv_state_variable_1~0) (<= 0 ~LDV_SKBS~0.base) (<= 16 |~#capmode_proto~0.base|) (= ~ldv_state_variable_0~0 2) (<= 0 |~#capmode_proto~0.offset|) (= ~ref_cnt~0 0) (<= |#NULL.base| 0) (<= 0 |#NULL.offset|) (<= 17 |~#set_impl~0.base|) (<= 0 |#StackHeapBarrier|) (<= 0 |~#set_impl~0.offset|) (= (ite (= ~last_index~0 0) 1 0) 0) (<= 0 ~capmode_proto_group0~0.offset))' at error location [2021-11-25 20:40:45,106 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-25 20:40:45,106 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-25 20:40:45,106 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2021-11-25 20:40:45,107 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467972477] [2021-11-25 20:40:45,107 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-25 20:40:45,107 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-25 20:40:45,108 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:40:45,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-25 20:40:45,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=221, Invalid=3811, Unknown=0, NotChecked=0, Total=4032 [2021-11-25 20:40:45,110 INFO L87 Difference]: Start difference. First operand 391 states and 519 transitions. Second operand has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 states have internal predecessors, (78), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-25 20:40:45,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:40:45,280 INFO L93 Difference]: Finished difference Result 767 states and 1029 transitions. [2021-11-25 20:40:45,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:40:45,281 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 states have internal predecessors, (78), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 102 [2021-11-25 20:40:45,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:40:45,284 INFO L225 Difference]: With dead ends: 767 [2021-11-25 20:40:45,284 INFO L226 Difference]: Without dead ends: 400 [2021-11-25 20:40:45,287 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 308 GetRequests, 241 SyntacticMatches, 5 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1344 ImplicationChecksByTransitivity, 26.6s TimeCoverageRelationStatistics Valid=221, Invalid=3811, Unknown=0, NotChecked=0, Total=4032 [2021-11-25 20:40:45,288 INFO L933 BasicCegarLoop]: 178 mSDtfsCounter, 0 mSDsluCounter, 210 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:40:45,288 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 355 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 20:40:45,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states. [2021-11-25 20:40:45,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 400. [2021-11-25 20:40:45,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 400 states, 277 states have (on average 1.2671480144404332) internal successors, (351), 277 states have internal predecessors, (351), 85 states have call successors, (85), 38 states have call predecessors, (85), 37 states have return successors, (92), 84 states have call predecessors, (92), 84 states have call successors, (92) [2021-11-25 20:40:45,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 528 transitions. [2021-11-25 20:40:45,378 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 528 transitions. Word has length 102 [2021-11-25 20:40:45,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:40:45,378 INFO L470 AbstractCegarLoop]: Abstraction has 400 states and 528 transitions. [2021-11-25 20:40:45,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 states have internal predecessors, (78), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-25 20:40:45,379 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 528 transitions. [2021-11-25 20:40:45,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-25 20:40:45,381 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:40:45,381 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-11-25 20:40:45,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-25 20:40:45,593 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-11-25 20:40:45,594 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:40:45,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:40:45,594 INFO L85 PathProgramCache]: Analyzing trace with hash -1564244755, now seen corresponding path program 2 times [2021-11-25 20:40:45,594 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:40:45,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439426786] [2021-11-25 20:40:45,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:45,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:40:45,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:45,759 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-25 20:40:45,760 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:40:45,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439426786] [2021-11-25 20:40:45,760 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439426786] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:40:45,760 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:40:45,760 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-25 20:40:45,761 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115295081] [2021-11-25 20:40:45,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:40:45,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-25 20:40:45,762 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:40:45,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-25 20:40:45,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-11-25 20:40:45,763 INFO L87 Difference]: Start difference. First operand 400 states and 528 transitions. Second operand has 10 states, 9 states have (on average 6.444444444444445) internal successors, (58), 8 states have internal predecessors, (58), 4 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (11), 6 states have call predecessors, (11), 3 states have call successors, (11) [2021-11-25 20:40:46,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:40:46,104 INFO L93 Difference]: Finished difference Result 736 states and 985 transitions. [2021-11-25 20:40:46,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-25 20:40:46,104 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 6.444444444444445) internal successors, (58), 8 states have internal predecessors, (58), 4 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (11), 6 states have call predecessors, (11), 3 states have call successors, (11) Word has length 105 [2021-11-25 20:40:46,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:40:46,107 INFO L225 Difference]: With dead ends: 736 [2021-11-25 20:40:46,107 INFO L226 Difference]: Without dead ends: 400 [2021-11-25 20:40:46,108 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2021-11-25 20:40:46,109 INFO L933 BasicCegarLoop]: 169 mSDtfsCounter, 11 mSDsluCounter, 1599 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 1506 SdHoareTripleChecker+Invalid, 367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:40:46,110 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 1506 Invalid, 367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 365 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 20:40:46,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states. [2021-11-25 20:40:46,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 400. [2021-11-25 20:40:46,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 400 states, 277 states have (on average 1.2527075812274369) internal successors, (347), 277 states have internal predecessors, (347), 85 states have call successors, (85), 38 states have call predecessors, (85), 37 states have return successors, (92), 84 states have call predecessors, (92), 84 states have call successors, (92) [2021-11-25 20:40:46,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 524 transitions. [2021-11-25 20:40:46,193 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 524 transitions. Word has length 105 [2021-11-25 20:40:46,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:40:46,194 INFO L470 AbstractCegarLoop]: Abstraction has 400 states and 524 transitions. [2021-11-25 20:40:46,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 6.444444444444445) internal successors, (58), 8 states have internal predecessors, (58), 4 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (11), 6 states have call predecessors, (11), 3 states have call successors, (11) [2021-11-25 20:40:46,194 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 524 transitions. [2021-11-25 20:40:46,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-25 20:40:46,196 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:40:46,196 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-11-25 20:40:46,196 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-25 20:40:46,197 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:40:46,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:40:46,197 INFO L85 PathProgramCache]: Analyzing trace with hash 876042089, now seen corresponding path program 1 times [2021-11-25 20:40:46,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:40:46,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148199427] [2021-11-25 20:40:46,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:46,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:40:46,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:46,312 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-25 20:40:46,312 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:40:46,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148199427] [2021-11-25 20:40:46,312 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148199427] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:40:46,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1128113099] [2021-11-25 20:40:46,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:46,313 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:40:46,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:40:46,317 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:40:46,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-25 20:40:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:46,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 898 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 20:40:46,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:46,764 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 37 proven. 10 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 20:40:46,764 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:40:46,983 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-25 20:40:46,983 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1128113099] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:40:46,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [569752313] [2021-11-25 20:40:46,986 INFO L159 IcfgInterpreter]: Started Sifa with 68 locations of interest [2021-11-25 20:40:46,986 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:40:46,987 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:40:46,987 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:40:46,987 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:40:47,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2021-11-25 20:40:47,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,331 INFO L354 Elim1Store]: treesize reduction 288, result has 33.5 percent of original size [2021-11-25 20:40:47,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 19 select indices, 19 select index equivalence classes, 155 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 32 case distinctions, treesize of input 102 treesize of output 217 [2021-11-25 20:40:47,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 154 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 142 [2021-11-25 20:40:47,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2021-11-25 20:40:47,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:40:47,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:40:47,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-25 20:40:47,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 154 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 55 [2021-11-25 20:40:47,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 19 select indices, 19 select index equivalence classes, 171 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 58 [2021-11-25 20:40:47,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 17 select indices, 17 select index equivalence classes, 32 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 52 [2021-11-25 20:40:47,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 154 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 55 [2021-11-25 20:40:47,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 19 select indices, 19 select index equivalence classes, 171 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 58 [2021-11-25 20:40:47,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 17 select indices, 17 select index equivalence classes, 32 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 52 [2021-11-25 20:40:47,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 66 treesize of output 61 [2021-11-25 20:40:47,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2021-11-25 20:40:47,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:47,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 68 treesize of output 63 [2021-11-25 20:40:47,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 20:40:48,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:48,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 21 treesize of output 21 [2021-11-25 20:40:48,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2021-11-25 20:40:48,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:48,286 INFO L354 Elim1Store]: treesize reduction 60, result has 15.5 percent of original size [2021-11-25 20:40:48,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 701 treesize of output 682 [2021-11-25 20:40:48,333 INFO L354 Elim1Store]: treesize reduction 29, result has 14.7 percent of original size [2021-11-25 20:40:48,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 697 treesize of output 693 [2021-11-25 20:40:48,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:48,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 692 treesize of output 696 [2021-11-25 20:40:48,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:48,498 INFO L354 Elim1Store]: treesize reduction 56, result has 16.4 percent of original size [2021-11-25 20:40:48,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 697 treesize of output 678 [2021-11-25 20:40:48,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:48,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 694 treesize of output 698 [2021-11-25 20:40:48,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:48,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 694 treesize of output 698 [2021-11-25 20:40:50,133 INFO L354 Elim1Store]: treesize reduction 50, result has 41.2 percent of original size [2021-11-25 20:40:50,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 686 treesize of output 711 [2021-11-25 20:40:50,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:50,268 INFO L354 Elim1Store]: treesize reduction 65, result has 42.5 percent of original size [2021-11-25 20:40:50,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 697 treesize of output 713 [2021-11-25 20:40:50,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:50,425 INFO L354 Elim1Store]: treesize reduction 61, result has 46.0 percent of original size [2021-11-25 20:40:50,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 673 treesize of output 693 [2021-11-25 20:40:51,156 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:51,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2021-11-25 20:40:51,328 INFO L354 Elim1Store]: treesize reduction 30, result has 43.4 percent of original size [2021-11-25 20:40:51,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 52 [2021-11-25 20:40:51,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2021-11-25 20:40:54,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:54,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:55,004 INFO L354 Elim1Store]: treesize reduction 122, result has 48.3 percent of original size [2021-11-25 20:40:55,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 65 treesize of output 153 [2021-11-25 20:40:56,199 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:56,810 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:40:56,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:56,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:56,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:56,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:56,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:56,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:56,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:56,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:56,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:56,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:40:57,039 INFO L354 Elim1Store]: treesize reduction 122, result has 48.3 percent of original size [2021-11-25 20:40:57,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 65 treesize of output 153 [2021-11-25 20:40:57,538 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:01,502 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:41:01,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:41:01,697 INFO L354 Elim1Store]: treesize reduction 122, result has 48.3 percent of original size [2021-11-25 20:41:01,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 65 treesize of output 153 [2021-11-25 20:41:03,408 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:42:06,172 INFO L354 Elim1Store]: treesize reduction 28, result has 39.1 percent of original size [2021-11-25 20:42:06,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 22 [2021-11-25 20:42:06,237 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:42:06,749 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:42:06,834 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:42:07,512 INFO L354 Elim1Store]: treesize reduction 28, result has 39.1 percent of original size [2021-11-25 20:42:07,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 22 [2021-11-25 20:42:07,635 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:42:08,050 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:42:08,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:42:08,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 14 [2021-11-25 20:42:09,139 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:42:09,246 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:42:09,533 INFO L354 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2021-11-25 20:42:09,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 11 [2021-11-25 20:42:09,664 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:07,887 INFO L354 Elim1Store]: treesize reduction 22, result has 58.5 percent of original size [2021-11-25 20:43:07,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 910 treesize of output 918 [2021-11-25 20:43:09,987 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:10,043 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:10,122 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:10,180 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:10,417 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:10,469 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:10,638 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:10,792 INFO L354 Elim1Store]: treesize reduction 52, result has 1.9 percent of original size [2021-11-25 20:43:10,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 1 [2021-11-25 20:43:11,219 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:11,334 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:11,534 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:11,701 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:11,809 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:18,143 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:18,196 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:18,364 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:18,421 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:19,776 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:19,876 INFO L354 Elim1Store]: treesize reduction 52, result has 1.9 percent of original size [2021-11-25 20:43:19,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 1 [2021-11-25 20:43:20,061 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:20,116 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:21,387 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:21,442 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:21,594 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:21,649 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:21,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:21,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:21,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:21,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:21,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:21,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:21,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:21,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:21,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:21,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:21,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:21,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:21,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:21,962 INFO L354 Elim1Store]: treesize reduction 44, result has 53.7 percent of original size [2021-11-25 20:43:21,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 67 treesize of output 119 [2021-11-25 20:43:22,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-25 20:43:22,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:22,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:22,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:22,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:22,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:22,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:22,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:22,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:22,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:22,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:22,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:22,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:22,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:22,604 INFO L354 Elim1Store]: treesize reduction 44, result has 53.7 percent of original size [2021-11-25 20:43:22,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 67 treesize of output 119 [2021-11-25 20:43:22,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-25 20:43:23,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:23,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:23,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:23,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:23,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:23,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:23,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:23,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:23,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:23,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:23,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:23,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:23,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:23,506 INFO L354 Elim1Store]: treesize reduction 44, result has 53.7 percent of original size [2021-11-25 20:43:23,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 67 treesize of output 119 [2021-11-25 20:43:23,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-25 20:43:23,817 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:23,874 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:26,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:26,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:26,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:26,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:26,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:26,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:26,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:26,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:26,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:26,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:26,937 INFO L354 Elim1Store]: treesize reduction 169, result has 28.4 percent of original size [2021-11-25 20:43:26,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 542 treesize of output 555 [2021-11-25 20:43:27,924 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:29,641 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:30,825 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:30,977 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:31,265 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:31,413 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:32,000 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:32,171 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:34,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:34,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:34,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:34,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:34,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:34,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:34,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:34,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:34,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:34,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:34,647 INFO L354 Elim1Store]: treesize reduction 169, result has 28.4 percent of original size [2021-11-25 20:43:34,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 67 treesize of output 108 [2021-11-25 20:43:36,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,256 INFO L354 Elim1Store]: treesize reduction 141, result has 0.7 percent of original size [2021-11-25 20:43:36,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 97 treesize of output 82 [2021-11-25 20:43:36,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,763 INFO L354 Elim1Store]: treesize reduction 188, result has 0.5 percent of original size [2021-11-25 20:43:36,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 120 treesize of output 92 [2021-11-25 20:43:36,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:36,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,042 INFO L354 Elim1Store]: treesize reduction 141, result has 0.7 percent of original size [2021-11-25 20:43:37,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 103 treesize of output 88 [2021-11-25 20:43:37,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,248 INFO L354 Elim1Store]: treesize reduction 94, result has 1.1 percent of original size [2021-11-25 20:43:37,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 80 treesize of output 78 [2021-11-25 20:43:37,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:37,894 INFO L244 Elim1Store]: Index analysis took 125 ms [2021-11-25 20:43:37,981 INFO L354 Elim1Store]: treesize reduction 188, result has 0.5 percent of original size [2021-11-25 20:43:37,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 120 treesize of output 92 [2021-11-25 20:43:38,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,338 INFO L354 Elim1Store]: treesize reduction 141, result has 0.7 percent of original size [2021-11-25 20:43:38,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 97 treesize of output 82 [2021-11-25 20:43:38,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:38,835 INFO L354 Elim1Store]: treesize reduction 188, result has 0.5 percent of original size [2021-11-25 20:43:38,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 114 treesize of output 86 [2021-11-25 20:43:39,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:39,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:39,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:39,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:39,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:39,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:39,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:39,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:39,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:39,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:39,355 INFO L354 Elim1Store]: treesize reduction 235, result has 0.4 percent of original size [2021-11-25 20:43:39,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 137 treesize of output 96 [2021-11-25 20:43:40,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,160 INFO L354 Elim1Store]: treesize reduction 141, result has 0.7 percent of original size [2021-11-25 20:43:40,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 103 treesize of output 88 [2021-11-25 20:43:40,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,374 INFO L354 Elim1Store]: treesize reduction 94, result has 1.1 percent of original size [2021-11-25 20:43:40,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 80 treesize of output 78 [2021-11-25 20:43:40,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,748 INFO L354 Elim1Store]: treesize reduction 188, result has 0.5 percent of original size [2021-11-25 20:43:40,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 120 treesize of output 92 [2021-11-25 20:43:40,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:40,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,127 INFO L354 Elim1Store]: treesize reduction 141, result has 0.7 percent of original size [2021-11-25 20:43:41,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 97 treesize of output 82 [2021-11-25 20:43:41,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,681 INFO L354 Elim1Store]: treesize reduction 141, result has 0.7 percent of original size [2021-11-25 20:43:41,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 103 treesize of output 88 [2021-11-25 20:43:41,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:41,971 INFO L244 Elim1Store]: Index analysis took 130 ms [2021-11-25 20:43:42,063 INFO L354 Elim1Store]: treesize reduction 94, result has 1.1 percent of original size [2021-11-25 20:43:42,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 80 treesize of output 78 [2021-11-25 20:43:42,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,358 INFO L354 Elim1Store]: treesize reduction 39, result has 18.8 percent of original size [2021-11-25 20:43:42,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 82 [2021-11-25 20:43:42,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:42,550 INFO L354 Elim1Store]: treesize reduction 94, result has 1.1 percent of original size [2021-11-25 20:43:42,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 86 treesize of output 84 [2021-11-25 20:43:43,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:43,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:43,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:43,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:43,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:43,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,082 INFO L354 Elim1Store]: treesize reduction 94, result has 1.1 percent of original size [2021-11-25 20:43:44,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 86 treesize of output 84 [2021-11-25 20:43:44,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,393 INFO L354 Elim1Store]: treesize reduction 39, result has 18.8 percent of original size [2021-11-25 20:43:44,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 82 [2021-11-25 20:43:44,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,796 INFO L354 Elim1Store]: treesize reduction 141, result has 0.7 percent of original size [2021-11-25 20:43:44,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 103 treesize of output 88 [2021-11-25 20:43:44,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:44,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,155 INFO L354 Elim1Store]: treesize reduction 94, result has 1.1 percent of original size [2021-11-25 20:43:45,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 80 treesize of output 78 [2021-11-25 20:43:45,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 70 [2021-11-25 20:43:45,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,679 INFO L354 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2021-11-25 20:43:45,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 69 treesize of output 1 [2021-11-25 20:43:45,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:45,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:46,032 INFO L354 Elim1Store]: treesize reduction 47, result has 2.1 percent of original size [2021-11-25 20:43:46,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 1 [2021-11-25 20:43:46,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:46,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:46,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:46,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:46,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:46,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:46,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:46,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:46,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:46,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:46,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:46,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:46,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:46,339 INFO L354 Elim1Store]: treesize reduction 94, result has 1.1 percent of original size [2021-11-25 20:43:46,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 86 treesize of output 1 [2021-11-25 20:43:46,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:46,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,055 INFO L354 Elim1Store]: treesize reduction 94, result has 1.1 percent of original size [2021-11-25 20:43:47,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 80 treesize of output 78 [2021-11-25 20:43:47,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,299 INFO L354 Elim1Store]: treesize reduction 141, result has 0.7 percent of original size [2021-11-25 20:43:47,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 103 treesize of output 88 [2021-11-25 20:43:47,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:47,987 INFO L354 Elim1Store]: treesize reduction 141, result has 0.7 percent of original size [2021-11-25 20:43:47,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 97 treesize of output 82 [2021-11-25 20:43:48,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,411 INFO L244 Elim1Store]: Index analysis took 197 ms [2021-11-25 20:43:48,499 INFO L354 Elim1Store]: treesize reduction 188, result has 0.5 percent of original size [2021-11-25 20:43:48,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 120 treesize of output 92 [2021-11-25 20:43:48,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:48,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,015 INFO L354 Elim1Store]: treesize reduction 94, result has 1.1 percent of original size [2021-11-25 20:43:49,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 86 treesize of output 84 [2021-11-25 20:43:49,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,555 INFO L354 Elim1Store]: treesize reduction 39, result has 18.8 percent of original size [2021-11-25 20:43:49,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 82 [2021-11-25 20:43:49,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:49,847 INFO L354 Elim1Store]: treesize reduction 94, result has 1.1 percent of original size [2021-11-25 20:43:49,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 80 treesize of output 78 [2021-11-25 20:43:50,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:50,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:50,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:50,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:50,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:50,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:50,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:50,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:50,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:50,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:50,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:50,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:50,321 INFO L354 Elim1Store]: treesize reduction 141, result has 0.7 percent of original size [2021-11-25 20:43:50,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 103 treesize of output 88 [2021-11-25 20:43:53,101 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:43:55,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:55,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:55,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:55,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:55,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:55,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:55,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:55,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:55,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:55,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:55,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,013 INFO L244 Elim1Store]: Index analysis took 171 ms [2021-11-25 20:43:56,175 INFO L354 Elim1Store]: treesize reduction 141, result has 0.7 percent of original size [2021-11-25 20:43:56,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 104 treesize of output 89 [2021-11-25 20:43:56,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,534 INFO L354 Elim1Store]: treesize reduction 94, result has 1.1 percent of original size [2021-11-25 20:43:56,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 87 treesize of output 1 [2021-11-25 20:43:56,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:56,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:57,015 INFO L354 Elim1Store]: treesize reduction 77, result has 18.9 percent of original size [2021-11-25 20:43:57,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 87 treesize of output 102 [2021-11-25 20:43:57,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:57,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:57,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:57,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:57,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:57,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:57,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:57,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:57,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:57,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:57,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:57,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:57,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:57,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:57,414 INFO L354 Elim1Store]: treesize reduction 39, result has 18.8 percent of original size [2021-11-25 20:43:57,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 70 treesize of output 89 [2021-11-25 20:43:58,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,292 INFO L354 Elim1Store]: treesize reduction 141, result has 0.7 percent of original size [2021-11-25 20:43:58,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 102 treesize of output 1 [2021-11-25 20:43:58,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:58,657 INFO L354 Elim1Store]: treesize reduction 188, result has 0.5 percent of original size [2021-11-25 20:43:58,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 119 treesize of output 91 [2021-11-25 20:43:59,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,181 INFO L244 Elim1Store]: Index analysis took 101 ms [2021-11-25 20:43:59,265 INFO L354 Elim1Store]: treesize reduction 141, result has 0.7 percent of original size [2021-11-25 20:43:59,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 102 treesize of output 87 [2021-11-25 20:43:59,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:43:59,630 INFO L354 Elim1Store]: treesize reduction 94, result has 1.1 percent of original size [2021-11-25 20:43:59,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 85 treesize of output 1 [2021-11-25 20:44:00,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:00,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:00,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:00,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:00,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:00,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:00,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:00,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:00,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:00,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:00,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:01,014 INFO L354 Elim1Store]: treesize reduction 188, result has 0.5 percent of original size [2021-11-25 20:44:01,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 119 treesize of output 91 [2021-11-25 20:44:01,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:01,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:01,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:01,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:01,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:01,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:01,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:01,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:01,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:01,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:01,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:01,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:01,388 INFO L354 Elim1Store]: treesize reduction 141, result has 0.7 percent of original size [2021-11-25 20:44:01,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 102 treesize of output 87 [2021-11-25 20:44:02,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,168 INFO L354 Elim1Store]: treesize reduction 188, result has 0.5 percent of original size [2021-11-25 20:44:02,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 119 treesize of output 91 [2021-11-25 20:44:02,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:02,741 INFO L244 Elim1Store]: Index analysis took 140 ms [2021-11-25 20:44:02,796 INFO L354 Elim1Store]: treesize reduction 235, result has 0.4 percent of original size [2021-11-25 20:44:02,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 136 treesize of output 95 [2021-11-25 20:44:03,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:03,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:03,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:03,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:03,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:03,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:03,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:03,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:03,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:03,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:03,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:03,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:03,803 INFO L354 Elim1Store]: treesize reduction 141, result has 0.7 percent of original size [2021-11-25 20:44:03,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 104 treesize of output 89 [2021-11-25 20:44:04,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,263 INFO L354 Elim1Store]: treesize reduction 188, result has 0.5 percent of original size [2021-11-25 20:44:04,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 121 treesize of output 93 [2021-11-25 20:44:04,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:04,761 INFO L354 Elim1Store]: treesize reduction 141, result has 0.7 percent of original size [2021-11-25 20:44:04,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 104 treesize of output 89 [2021-11-25 20:44:05,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:05,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:05,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:05,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:05,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:05,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:05,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:05,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:05,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:05,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:05,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:05,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:05,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:05,244 INFO L244 Elim1Store]: Index analysis took 141 ms [2021-11-25 20:44:05,428 INFO L354 Elim1Store]: treesize reduction 77, result has 18.9 percent of original size [2021-11-25 20:44:05,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 87 treesize of output 102 [2021-11-25 20:44:06,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:06,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:06,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:06,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:06,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:06,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:06,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:06,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:06,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:06,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:44:07,236 INFO L354 Elim1Store]: treesize reduction 235, result has 0.4 percent of original size [2021-11-25 20:44:07,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 67 treesize of output 1 [2021-11-25 20:44:14,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 904 treesize of output 891 [2021-11-25 20:44:15,058 INFO L354 Elim1Store]: treesize reduction 52, result has 1.9 percent of original size [2021-11-25 20:44:15,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 1034 treesize of output 1 [2021-11-25 20:45:12,439 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 7564 conjuctions. This might take some time... [2021-11-25 20:46:17,720 INFO L192 XnfTransformerHelper]: Simplified to disjunction of 7564 conjuctions. [2021-11-25 20:46:30,841 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 7564 conjuctions. This might take some time... [2021-11-25 20:47:36,564 INFO L192 XnfTransformerHelper]: Simplified to disjunction of 7564 conjuctions. [2021-11-25 20:47:41,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:47:41,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:47:41,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:47:42,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:47:42,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:47:42,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:47:42,883 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:47:42,886 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:47:42,891 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:47:43,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:47:43,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:47:43,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:47:43,416 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:47:43,420 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:47:43,421 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:47:43,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:47:43,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:47:43,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:47:44,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:47:44,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:47:44,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:47:44,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:47:44,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:47:44,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:47:44,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:47:44,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:47:44,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:47:45,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-11-25 20:47:45,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-11-25 20:47:45,168 INFO L354 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2021-11-25 20:47:45,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 44 [2021-11-25 20:47:45,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 1 [2021-11-25 20:47:45,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:45,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-25 20:47:45,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:45,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2021-11-25 20:47:45,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:45,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-25 20:47:45,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:47:45,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:45,643 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:47:45,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:45,645 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:47:45,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:45,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:45,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:45,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:45,658 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:47:45,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 286 treesize of output 283 [2021-11-25 20:47:45,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:45,680 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:47:45,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:45,681 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:47:45,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:45,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:45,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:45,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:45,692 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:47:45,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 290 treesize of output 162 [2021-11-25 20:47:46,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:47:46,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:46,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:46,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:46,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:46,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:46,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:46,408 INFO L354 Elim1Store]: treesize reduction 104, result has 56.1 percent of original size [2021-11-25 20:47:46,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 73 treesize of output 171 [2021-11-25 20:47:46,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:46,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:46,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:46,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:46,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:46,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:46,811 INFO L354 Elim1Store]: treesize reduction 134, result has 43.5 percent of original size [2021-11-25 20:47:46,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 174 treesize of output 224 [2021-11-25 20:47:47,719 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-11-25 20:47:48,620 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-11-25 20:47:49,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:47:49,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:47:49,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:47:50,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:47:50,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:47:50,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:47:50,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:47:50,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:47:50,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:47:51,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:47:51,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:51,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:51,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:51,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:51,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:51,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:51,531 INFO L354 Elim1Store]: treesize reduction 150, result has 45.1 percent of original size [2021-11-25 20:47:51,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 82 treesize of output 167 [2021-11-25 20:47:52,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:52,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:52,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:52,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:52,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:52,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:52,292 INFO L354 Elim1Store]: treesize reduction 108, result has 60.4 percent of original size [2021-11-25 20:47:52,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 217 treesize of output 317 [2021-11-25 20:47:53,480 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-11-25 20:47:54,349 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-11-25 20:47:55,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:47:55,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:47:55,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:47:56,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:47:56,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:47:56,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:47:56,583 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:47:56,588 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:47:56,590 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:47:57,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:47:57,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:47:57,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:47:57,220 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:47:57,226 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:47:57,228 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:47:59,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:47:59,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:59,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:59,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:59,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:59,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:59,417 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:47:59,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 273 treesize of output 270 [2021-11-25 20:47:59,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:59,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:59,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:59,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:59,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:59,448 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:47:59,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 273 treesize of output 270 [2021-11-25 20:47:59,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:47:59,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:59,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:59,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:59,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:47:59,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:00,046 INFO L354 Elim1Store]: treesize reduction 122, result has 43.8 percent of original size [2021-11-25 20:48:00,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 69 treesize of output 133 [2021-11-25 20:48:00,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:00,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:00,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:00,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:00,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:00,688 INFO L354 Elim1Store]: treesize reduction 96, result has 55.8 percent of original size [2021-11-25 20:48:00,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 170 treesize of output 242 [2021-11-25 20:48:01,588 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-11-25 20:48:02,198 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-11-25 20:48:02,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:48:02,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:48:02,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:48:04,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:04,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:48:04,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:04,129 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:48:04,132 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:48:04,136 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:48:04,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:04,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:04,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:48:04,826 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:48:04,828 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:48:04,831 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:48:05,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-11-25 20:48:05,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 20:48:05,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:48:05,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:48:05,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:48:05,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:48:06,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:48:06,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:48:06,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:48:06,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:06,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:48:06,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:06,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:48:06,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:06,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:08,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:48:08,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:08,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:08,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:08,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:08,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:08,117 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:48:08,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 273 treesize of output 270 [2021-11-25 20:48:08,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:08,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:08,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:08,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:08,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:08,149 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 20:48:08,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 273 treesize of output 270 [2021-11-25 20:48:08,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:48:08,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:08,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:08,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:08,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:08,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:08,755 INFO L354 Elim1Store]: treesize reduction 96, result has 55.8 percent of original size [2021-11-25 20:48:08,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 69 treesize of output 159 [2021-11-25 20:48:09,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:09,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:09,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:09,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:09,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:09,183 INFO L354 Elim1Store]: treesize reduction 122, result has 43.8 percent of original size [2021-11-25 20:48:09,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 166 treesize of output 212 [2021-11-25 20:48:10,094 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-11-25 20:48:10,551 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-11-25 20:48:11,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:48:11,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:48:11,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:48:12,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:12,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:48:12,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:12,260 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:48:12,262 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:48:12,265 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:48:12,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:48:12,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:12,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:12,919 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:48:12,922 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:48:12,923 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:48:13,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-11-25 20:48:13,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 20:48:13,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:48:13,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:48:14,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:48:14,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:48:14,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:48:14,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:48:14,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:48:14,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:14,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:48:14,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:14,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:14,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:48:14,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:15,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-11-25 20:48:15,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 20:48:15,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 20:48:15,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:48:15,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:48:15,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:48:15,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 33 [2021-11-25 20:48:15,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 20:48:15,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-25 20:48:16,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:16,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:16,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:48:16,398 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:48:16,401 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:48:16,403 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:48:16,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 20:48:16,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:16,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 20:48:16,849 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:48:16,853 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:48:16,855 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 20:48:18,041 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_alloc_skb_14 with input of size 87 for LOIs [2021-11-25 20:48:18,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:18,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-25 20:48:18,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:18,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2021-11-25 20:48:18,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:48:18,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-25 20:48:18,257 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_skb_alloc with input of size 57 for LOIs [2021-11-25 20:48:18,377 INFO L354 Elim1Store]: treesize reduction 25, result has 41.9 percent of original size [2021-11-25 20:48:18,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 42 [2021-11-25 20:48:18,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2021-11-25 20:48:18,436 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_successful_zalloc with input of size 71 for LOIs [2021-11-25 20:48:18,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:48:18,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:48:19,101 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 90 for LOIs [2021-11-25 20:48:19,115 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 88 for LOIs [2021-11-25 20:48:19,154 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 45 for LOIs [2021-11-25 20:48:19,158 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 60 for LOIs [2021-11-25 20:48:19,177 INFO L197 IcfgInterpreter]: Interpreting procedure netdev_priv with input of size 66 for LOIs [2021-11-25 20:48:19,182 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 20:48:47,023 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '16314#(and (= |~#set_impl~0.offset| 0) (<= 0 ~capmode_proto_group1~0.offset) (= ~LDV_IN_INTERRUPT~0 1) (<= ~capmode_proto_group0~0.offset 0) (<= ~capmode_proto_group1~0.offset 0) (= ~LDV_SKBS~0.base 0) (= ~LDV_SKBS~0.offset 0) (<= ~last_index~0 1) (<= 0 ~ldv_state_variable_1~0) (= 16 |~#capmode_proto~0.base|) (= |~#set_impl~0.base| 17) (= ~ldv_state_variable_0~0 2) (= ~ref_cnt~0 0) (= |#NULL.offset| 0) (= ~ldv_retval_0~0 0) (<= 0 |#StackHeapBarrier|) (= (ite (= ~last_index~0 0) 1 0) 0) (= |~#capmode_proto~0.offset| 0) (<= 0 ~capmode_proto_group0~0.offset) (= |#NULL.base| 0))' at error location [2021-11-25 20:48:47,023 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-25 20:48:47,023 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-25 20:48:47,023 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2021-11-25 20:48:47,023 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103658441] [2021-11-25 20:48:47,024 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-25 20:48:47,025 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-25 20:48:47,025 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:48:47,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-25 20:48:47,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=287, Invalid=4825, Unknown=0, NotChecked=0, Total=5112 [2021-11-25 20:48:47,027 INFO L87 Difference]: Start difference. First operand 400 states and 524 transitions. Second operand has 11 states, 11 states have (on average 8.090909090909092) internal successors, (89), 11 states have internal predecessors, (89), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-25 20:48:47,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:48:47,274 INFO L93 Difference]: Finished difference Result 788 states and 1045 transitions. [2021-11-25 20:48:47,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-25 20:48:47,274 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.090909090909092) internal successors, (89), 11 states have internal predecessors, (89), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 109 [2021-11-25 20:48:47,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:48:47,278 INFO L225 Difference]: With dead ends: 788 [2021-11-25 20:48:47,278 INFO L226 Difference]: Without dead ends: 412 [2021-11-25 20:48:47,281 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 332 GetRequests, 258 SyntacticMatches, 4 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1791 ImplicationChecksByTransitivity, 27.9s TimeCoverageRelationStatistics Valid=287, Invalid=4825, Unknown=0, NotChecked=0, Total=5112 [2021-11-25 20:48:47,281 INFO L933 BasicCegarLoop]: 176 mSDtfsCounter, 0 mSDsluCounter, 1248 mSDsCounter, 0 mSdLazyCounter, 248 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1226 SdHoareTripleChecker+Invalid, 251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:48:47,282 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1226 Invalid, 251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 248 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 20:48:47,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2021-11-25 20:48:47,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 412. [2021-11-25 20:48:47,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 289 states have (on average 1.2422145328719723) internal successors, (359), 289 states have internal predecessors, (359), 85 states have call successors, (85), 38 states have call predecessors, (85), 37 states have return successors, (92), 84 states have call predecessors, (92), 84 states have call successors, (92) [2021-11-25 20:48:47,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 536 transitions. [2021-11-25 20:48:47,377 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 536 transitions. Word has length 109 [2021-11-25 20:48:47,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:48:47,378 INFO L470 AbstractCegarLoop]: Abstraction has 412 states and 536 transitions. [2021-11-25 20:48:47,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.090909090909092) internal successors, (89), 11 states have internal predecessors, (89), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-25 20:48:47,378 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 536 transitions. [2021-11-25 20:48:47,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-25 20:48:47,380 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:48:47,380 INFO L514 BasicCegarLoop]: trace histogram [8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-11-25 20:48:47,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-25 20:48:47,593 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:48:47,594 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:48:47,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:48:47,594 INFO L85 PathProgramCache]: Analyzing trace with hash -855845591, now seen corresponding path program 2 times [2021-11-25 20:48:47,594 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:48:47,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22328759] [2021-11-25 20:48:47,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:48:47,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:48:47,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 20:48:47,942 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-25 20:48:48,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 20:48:48,201 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-25 20:48:48,202 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-25 20:48:48,203 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-25 20:48:48,204 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-25 20:48:48,207 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:48:48,210 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 20:48:48,239 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,240 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,242 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,244 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,245 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,245 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,245 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,248 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,248 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,249 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,249 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,249 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,249 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,250 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,250 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,250 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,250 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,250 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,251 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,251 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,251 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,254 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,254 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,255 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,255 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,255 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,255 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,255 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,256 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,256 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,256 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,256 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,256 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,257 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,257 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,257 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,257 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,257 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,258 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,258 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,258 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,258 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,258 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,259 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,259 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,259 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,259 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,259 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,260 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,260 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,260 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,260 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,261 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,261 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,261 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,261 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,261 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,262 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,262 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,262 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,262 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,262 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,263 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,263 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,263 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,263 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,263 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,263 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,264 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,264 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,264 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,264 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,265 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,265 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,265 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,265 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,267 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,267 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,267 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,268 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,268 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,268 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,268 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,268 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,271 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,271 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,272 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,272 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,272 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,272 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,272 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,273 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,273 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,273 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,273 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,273 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,274 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,274 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,274 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,274 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,274 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,275 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,275 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,275 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,275 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,275 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,276 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,276 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,276 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,276 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,277 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,277 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,277 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,277 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,277 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,278 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,278 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,278 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,278 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,278 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,279 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,279 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,279 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,279 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,280 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,280 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,280 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,281 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,286 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,286 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,286 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,287 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,287 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,287 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,288 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,288 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,288 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,290 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,290 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,290 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,290 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,290 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,291 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,291 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,291 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,291 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,293 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,293 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,293 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,293 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,294 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,294 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,294 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,294 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,294 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,295 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,295 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,295 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,295 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,296 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,296 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,296 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,296 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,296 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:48:48,297 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,297 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:48:48,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:48:48 BoogieIcfgContainer [2021-11-25 20:48:48,445 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 20:48:48,448 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 20:48:48,448 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 20:48:48,448 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 20:48:48,449 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:37:11" (3/4) ... [2021-11-25 20:48:48,452 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-25 20:48:48,452 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 20:48:48,456 INFO L158 Benchmark]: Toolchain (without parser) took 700076.71ms. Allocated memory was 132.1MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 101.6MB in the beginning and 663.8MB in the end (delta: -562.1MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2021-11-25 20:48:48,457 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 132.1MB. Free memory was 88.9MB in the beginning and 88.8MB in the end (delta: 69.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:48:48,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1384.62ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 101.6MB in the beginning and 99.4MB in the end (delta: 2.2MB). Peak memory consumption was 51.5MB. Max. memory is 16.1GB. [2021-11-25 20:48:48,458 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.33ms. Allocated memory is still 167.8MB. Free memory was 99.4MB in the beginning and 95.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 20:48:48,459 INFO L158 Benchmark]: Boogie Preprocessor took 70.28ms. Allocated memory is still 167.8MB. Free memory was 95.2MB in the beginning and 90.2MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 20:48:48,459 INFO L158 Benchmark]: RCFGBuilder took 1229.20ms. Allocated memory is still 167.8MB. Free memory was 90.2MB in the beginning and 71.7MB in the end (delta: 18.4MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2021-11-25 20:48:48,459 INFO L158 Benchmark]: TraceAbstraction took 697269.66ms. Allocated memory was 167.8MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 70.8MB in the beginning and 664.8MB in the end (delta: -594.0MB). Peak memory consumption was 998.5MB. Max. memory is 16.1GB. [2021-11-25 20:48:48,459 INFO L158 Benchmark]: Witness Printer took 4.20ms. Allocated memory is still 1.8GB. Free memory is still 663.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:48:48,460 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 132.1MB. Free memory was 88.9MB in the beginning and 88.8MB in the end (delta: 69.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1384.62ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 101.6MB in the beginning and 99.4MB in the end (delta: 2.2MB). Peak memory consumption was 51.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.33ms. Allocated memory is still 167.8MB. Free memory was 99.4MB in the beginning and 95.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.28ms. Allocated memory is still 167.8MB. Free memory was 95.2MB in the beginning and 90.2MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1229.20ms. Allocated memory is still 167.8MB. Free memory was 90.2MB in the beginning and 71.7MB in the end (delta: 18.4MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * TraceAbstraction took 697269.66ms. Allocated memory was 167.8MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 70.8MB in the beginning and 664.8MB in the end (delta: -594.0MB). Peak memory consumption was 998.5MB. Max. memory is 16.1GB. * Witness Printer took 4.20ms. Allocated memory is still 1.8GB. Free memory is still 663.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 5354]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 5557. Possible FailurePath: [L5377] int LDV_IN_INTERRUPT = 1; [L5378] int ref_cnt ; [L5379] int ldv_state_variable_1 ; [L5380] struct archdr *capmode_proto_group0 ; [L5381] int ldv_state_variable_0 ; [L5382] struct net_device *capmode_proto_group1 ; [L5586-L5588] static struct ArcProto capmode_proto = {114, 508, 0, & rx, & build_header, & prepare_tx, (int (*)(struct net_device * , int ))0, & ack_tx}; [L5630] int ldv_retval_0 ; [L5845] Element set_impl[15] ; [L5846] int last_index = 0; [L5980] Set LDV_SKBS ; [L5647] int ldvarg7 ; [L5648] int tmp ; [L5649] struct sk_buff *ldvarg3 ; [L5650] void *tmp___0 ; [L5651] int ldvarg0 ; [L5652] int tmp___1 ; [L5653] int ldvarg5 ; [L5654] int tmp___2 ; [L5655] int ldvarg6 ; [L5656] int tmp___3 ; [L5657] int ldvarg1 ; [L5658] int tmp___4 ; [L5659] unsigned short ldvarg4 ; [L5660] unsigned short tmp___5 ; [L5661] uint8_t ldvarg2 ; [L5662] int tmp___6 ; [L5663] int tmp___7 ; [L5664] int tmp___8 ; [L5666] tmp = __VERIFIER_nondet_int() [L5667] ldvarg7 = tmp VAL [capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldvarg2={18446744073709551618:0}, ldvarg7=0, ref_cnt=0, set_impl={17:0}, tmp=0] [L5668] CALL, EXPR ldv_successful_zalloc(232UL) VAL [\old(__size)=232, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ref_cnt=0, set_impl={17:0}] [L5296] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=232, __size=232, calloc(1UL, __size)={-2:0}, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ref_cnt=0, set_impl={17:0}] [L5296] void *p = calloc(1UL, __size); VAL [\old(__size)=232, __size=232, calloc(1UL, __size)={-2:0}, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, p={-2:0}, ref_cnt=0, set_impl={17:0}] [L5297] CALL assume_abort_if_not(p != (void *)0) VAL [\old(cond)=1, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ref_cnt=0, set_impl={17:0}] [L5293] COND FALSE !(!cond) [L5297] RET assume_abort_if_not(p != (void *)0) VAL [\old(__size)=232, __size=232, calloc(1UL, __size)={-2:0}, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, p={-2:0}, ref_cnt=0, set_impl={17:0}] [L5298] return p; [L5668] RET, EXPR ldv_successful_zalloc(232UL) VAL [capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_successful_zalloc(232UL)={-2:0}, ldvarg2={18446744073709551618:0}, ldvarg7=0, ref_cnt=0, set_impl={17:0}, tmp=0] [L5668] tmp___0 = ldv_successful_zalloc(232UL) [L5669] ldvarg3 = (struct sk_buff *)tmp___0 [L5670] tmp___1 = __VERIFIER_nondet_int() [L5671] ldvarg0 = tmp___1 [L5672] tmp___2 = __VERIFIER_nondet_int() [L5673] ldvarg5 = tmp___2 [L5674] tmp___3 = __VERIFIER_nondet_int() [L5675] ldvarg6 = tmp___3 [L5676] tmp___4 = __VERIFIER_nondet_int() [L5677] ldvarg1 = tmp___4 [L5678] tmp___5 = __VERIFIER_nondet_ushort() [L5679] ldvarg4 = tmp___5 [L5680] CALL ldv_initialize() [L5999] CALL ldv_set_init(LDV_SKBS) [L5851] set = set_impl [L5852] last_index = 0 [L5999] RET ldv_set_init(LDV_SKBS) [L5680] RET ldv_initialize() [L5681] FCALL memset((void *)(& ldvarg2), 0, 1UL) [L5682] ldv_state_variable_1 = 0 [L5683] ref_cnt = 0 [L5684] ldv_state_variable_0 = 1 VAL [capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0=-6, ldvarg1=-5, ldvarg2={18446744073709551618:0}, ldvarg3={-2:0}, ldvarg4=17, ldvarg5=-4, ldvarg6=-3, ldvarg7=0, ref_cnt=0, set_impl={17:0}, tmp=0, tmp___0={-2:0}, tmp___1=-6, tmp___2=-4, tmp___3=-3, tmp___4=-5, tmp___5=17] [L5686] tmp___6 = __VERIFIER_nondet_int() [L5688] case 0: [L5727] case 1: VAL [capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0=-6, ldvarg1=-5, ldvarg2={18446744073709551618:0}, ldvarg3={-2:0}, ldvarg4=17, ldvarg5=-4, ldvarg6=-3, ldvarg7=0, ref_cnt=0, set_impl={17:0}, tmp=0, tmp___0={-2:0}, tmp___1=-6, tmp___2=-4, tmp___3=-3, tmp___4=-5, tmp___5=17, tmp___6=1] [L5728] COND TRUE ldv_state_variable_0 != 0 [L5729] tmp___8 = __VERIFIER_nondet_int() [L5731] case 0: [L5739] case 1: VAL [capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0=-6, ldvarg1=-5, ldvarg2={18446744073709551618:0}, ldvarg3={-2:0}, ldvarg4=17, ldvarg5=-4, ldvarg6=-3, ldvarg7=0, ref_cnt=0, set_impl={17:0}, tmp=0, tmp___0={-2:0}, tmp___1=-6, tmp___2=-4, tmp___3=-3, tmp___4=-5, tmp___5=17, tmp___6=1, tmp___8=1] [L5740] COND TRUE ldv_state_variable_0 == 1 [L5741] CALL, EXPR capmode_module_init() [L5619] CALL arcnet_cap_init() [L5591] int count ; [L5593] count = 1 VAL [capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, count=1, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, set_impl={17:0}] [L5602] COND TRUE count <= 8 [L5596] EXPR arc_proto_map[count] [L5596] COND FALSE !((unsigned long )arc_proto_map[count] == (unsigned long )arc_proto_default) [L5600] count = count + 1 VAL [arc_proto_default={0:1}, arc_proto_map={36893488147419103240:10}, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, count=2, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, set_impl={17:0}] [L5602] COND TRUE count <= 8 [L5596] EXPR arc_proto_map[count] [L5596] COND TRUE (unsigned long )arc_proto_map[count] == (unsigned long )arc_proto_default [L5597] arc_proto_map[count] = & capmode_proto [L5600] count = count + 1 VAL [arc_proto_default={0:1}, arc_proto_map={36893488147419103240:10}, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, count=3, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, set_impl={17:0}] [L5602] COND TRUE count <= 8 [L5596] EXPR arc_proto_map[count] [L5596] COND TRUE (unsigned long )arc_proto_map[count] == (unsigned long )arc_proto_default [L5597] arc_proto_map[count] = & capmode_proto [L5600] count = count + 1 VAL [arc_proto_default={0:1}, arc_proto_map={36893488147419103240:10}, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, count=4, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, set_impl={17:0}] [L5602] COND TRUE count <= 8 [L5596] EXPR arc_proto_map[count] [L5596] COND FALSE !((unsigned long )arc_proto_map[count] == (unsigned long )arc_proto_default) [L5600] count = count + 1 VAL [arc_proto_default={0:1}, arc_proto_map={36893488147419103240:10}, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, count=5, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, set_impl={17:0}] [L5602] COND TRUE count <= 8 [L5596] EXPR arc_proto_map[count] [L5596] COND FALSE !((unsigned long )arc_proto_map[count] == (unsigned long )arc_proto_default) [L5600] count = count + 1 VAL [arc_proto_default={0:1}, arc_proto_map={36893488147419103240:10}, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, count=6, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, set_impl={17:0}] [L5602] COND TRUE count <= 8 [L5596] EXPR arc_proto_map[count] [L5596] COND FALSE !((unsigned long )arc_proto_map[count] == (unsigned long )arc_proto_default) [L5600] count = count + 1 VAL [arc_proto_default={0:1}, arc_proto_map={36893488147419103240:10}, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, count=7, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, set_impl={17:0}] [L5602] COND TRUE count <= 8 [L5596] EXPR arc_proto_map[count] [L5596] COND TRUE (unsigned long )arc_proto_map[count] == (unsigned long )arc_proto_default [L5597] arc_proto_map[count] = & capmode_proto [L5600] count = count + 1 VAL [arc_proto_default={0:1}, arc_proto_map={36893488147419103240:10}, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, count=8, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, set_impl={17:0}] [L5602] COND TRUE count <= 8 [L5596] EXPR arc_proto_map[count] [L5596] COND FALSE !((unsigned long )arc_proto_map[count] == (unsigned long )arc_proto_default) [L5600] count = count + 1 VAL [arc_proto_default={0:1}, arc_proto_map={36893488147419103240:10}, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, count=9, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, set_impl={17:0}] [L5602] COND FALSE !(count <= 8) [L5606] COND FALSE !((unsigned long )arc_bcast_proto == (unsigned long )arc_proto_default) [L5610] arc_proto_default = & capmode_proto [L5611] arc_raw_proto = & capmode_proto [L5619] RET arcnet_cap_init() [L5620] return (0); [L5741] RET, EXPR capmode_module_init() [L5741] ldv_retval_0 = capmode_module_init() [L5742] COND TRUE ldv_retval_0 == 0 [L5743] ldv_state_variable_0 = 3 [L5744] ldv_state_variable_1 = 1 [L5745] CALL ldv_initialize_ArcProto_1() [L5635] void *tmp ; [L5636] void *tmp___0 ; VAL [arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}] [L5638] CALL, EXPR ldv_successful_zalloc(20UL) VAL [\old(__size)=20, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}] [L5296] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=20, __size=20, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, calloc(1UL, __size)={-7:0}, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}] [L5296] void *p = calloc(1UL, __size); VAL [\old(__size)=20, __size=20, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, calloc(1UL, __size)={-7:0}, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, p={-7:0}, ref_cnt=0, set_impl={17:0}] [L5297] CALL assume_abort_if_not(p != (void *)0) VAL [\old(cond)=1, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}] [L5293] COND FALSE !(!cond) [L5297] RET assume_abort_if_not(p != (void *)0) VAL [\old(__size)=20, __size=20, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, calloc(1UL, __size)={-7:0}, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, p={-7:0}, ref_cnt=0, set_impl={17:0}] [L5298] return p; [L5638] RET, EXPR ldv_successful_zalloc(20UL) VAL [arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={0:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_successful_zalloc(20UL)={-7:0}, ref_cnt=0, set_impl={17:0}] [L5638] tmp = ldv_successful_zalloc(20UL) [L5639] capmode_proto_group0 = (struct archdr *)tmp VAL [arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}, tmp={-7:0}] [L5640] CALL, EXPR ldv_successful_zalloc(3264UL) VAL [\old(__size)=3264, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}] [L5296] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=3264, __size=3264, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, calloc(1UL, __size)={-8:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}] [L5296] void *p = calloc(1UL, __size); VAL [\old(__size)=3264, __size=3264, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, calloc(1UL, __size)={-8:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, p={-8:0}, ref_cnt=0, set_impl={17:0}] [L5297] CALL assume_abort_if_not(p != (void *)0) VAL [\old(cond)=1, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}] [L5293] COND FALSE !(!cond) [L5297] RET assume_abort_if_not(p != (void *)0) VAL [\old(__size)=3264, __size=3264, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, calloc(1UL, __size)={-8:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, p={-8:0}, ref_cnt=0, set_impl={17:0}] [L5298] return p; [L5640] RET, EXPR ldv_successful_zalloc(3264UL) VAL [arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_successful_zalloc(3264UL)={-8:0}, ref_cnt=0, set_impl={17:0}, tmp={-7:0}] [L5640] tmp___0 = ldv_successful_zalloc(3264UL) [L5641] capmode_proto_group1 = (struct net_device *)tmp___0 [L5745] RET ldv_initialize_ArcProto_1() [L5748] COND FALSE !(ldv_retval_0 != 0) VAL [arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0=-6, ldvarg1=-5, ldvarg2={18446744073709551618:0}, ldvarg3={-2:0}, ldvarg4=17, ldvarg5=-4, ldvarg6=-3, ldvarg7=0, ref_cnt=0, set_impl={17:0}, tmp=0, tmp___0={-2:0}, tmp___1=-6, tmp___2=-4, tmp___3=-3, tmp___4=-5, tmp___5=17, tmp___6=1, tmp___8=1] [L5686] tmp___6 = __VERIFIER_nondet_int() [L5688] case 0: VAL [arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0=-6, ldvarg1=-5, ldvarg2={18446744073709551618:0}, ldvarg3={-2:0}, ldvarg4=17, ldvarg5=-4, ldvarg6=-3, ldvarg7=0, ref_cnt=0, set_impl={17:0}, tmp=0, tmp___0={-2:0}, tmp___1=-6, tmp___2=-4, tmp___3=-3, tmp___4=-5, tmp___5=17, tmp___6=0, tmp___8=1] [L5689] COND TRUE ldv_state_variable_1 != 0 [L5690] tmp___7 = __VERIFIER_nondet_int() [L5692] case 0: [L5699] case 1: VAL [arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0=-6, ldvarg1=-5, ldvarg2={18446744073709551618:0}, ldvarg3={-2:0}, ldvarg4=17, ldvarg5=-4, ldvarg6=-3, ldvarg7=0, ref_cnt=0, set_impl={17:0}, tmp=0, tmp___0={-2:0}, tmp___1=-6, tmp___2=-4, tmp___3=-3, tmp___4=-5, tmp___5=17, tmp___6=0, tmp___7=1, tmp___8=1] [L5700] COND TRUE ldv_state_variable_1 == 1 [L5701] CALL ack_tx(capmode_proto_group1, ldvarg5) [L5545] struct arcnet_local *lp ; [L5546] void *tmp ; [L5547] struct sk_buff *ackskb ; [L5548] struct archdr *ackpkt ; [L5549] int length ; [L5550] unsigned char *tmp___0 ; VAL [\old(acked)=-4, acked=-4, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, dev={-8:0}, dev={-8:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}] [L5552] CALL, EXPR netdev_priv((struct net_device const *)dev) VAL [arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, dev={-8:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}] [L5387] return ((void *)dev + 3264U); [L5552] RET, EXPR netdev_priv((struct net_device const *)dev) VAL [\old(acked)=-4, acked=-4, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, dev={-8:0}, dev={-8:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, netdev_priv((struct net_device const *)dev)={-8:3264}, ref_cnt=0, set_impl={17:0}] [L5552] tmp = netdev_priv((struct net_device const *)dev) [L5553] lp = (struct arcnet_local *)tmp [L5554] length = 6 VAL [\old(acked)=-4, acked=-4, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, dev={-8:0}, dev={-8:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, length=6, lp={-8:3264}, ref_cnt=0, set_impl={17:0}, tmp={-8:3264}] [L5555] CALL, EXPR ldv_alloc_skb_14((unsigned int )(length + 4), 32U) VAL [\old(last_index)=0, \old(priority)=32, \old(size)=10, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}] [L5817] struct sk_buff *tmp ; VAL [\old(last_index)=0, \old(priority)=32, \old(size)=10, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, priority=32, ref_cnt=0, set_impl={17:0}, size=10] [L5819] CALL, EXPR ldv_skb_alloc() VAL [\old(last_index)=0, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}] [L5983] void *skb ; [L5984] void *tmp___7 ; VAL [\old(last_index)=0, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}] [L5986] CALL, EXPR ldv_successful_zalloc(sizeof(struct sk_buff___0 )) VAL [\old(__size)=248, \old(last_index)=0, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}] [L5296] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=248, \old(last_index)=0, __size=248, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, calloc(1UL, __size)={18446744073709551616:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}] [L5296] void *p = calloc(1UL, __size); VAL [\old(__size)=248, \old(last_index)=0, __size=248, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, calloc(1UL, __size)={18446744073709551616:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, p={18446744073709551616:0}, ref_cnt=0, set_impl={17:0}] [L5297] CALL assume_abort_if_not(p != (void *)0) VAL [\old(cond)=1, \old(last_index)=0, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}] [L5293] COND FALSE !(!cond) [L5297] RET assume_abort_if_not(p != (void *)0) VAL [\old(__size)=248, \old(last_index)=0, __size=248, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, calloc(1UL, __size)={18446744073709551616:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, p={18446744073709551616:0}, ref_cnt=0, set_impl={17:0}] [L5298] return p; [L5986] RET, EXPR ldv_successful_zalloc(sizeof(struct sk_buff___0 )) VAL [\old(last_index)=0, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_successful_zalloc(sizeof(struct sk_buff___0 ))={18446744073709551616:0}, ref_cnt=0, set_impl={17:0}] [L5986] tmp___7 = ldv_successful_zalloc(sizeof(struct sk_buff___0 )) [L5987] skb = (struct sk_buff___0 *)tmp___7 VAL [\old(last_index)=0, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}, skb={18446744073709551616:0}, tmp___7={18446744073709551616:0}] [L5988] COND FALSE !(! skb) [L5991] CALL ldv_set_add(LDV_SKBS, skb) [L5859] int i ; [L5861] i = 0 VAL [\old(last_index)=0, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, e={18446744073709551616:0}, e={18446744073709551616:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set={0:0}, set={0:0}, set_impl={17:0}] [L5862] COND TRUE 1 VAL [\old(last_index)=0, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, e={18446744073709551616:0}, e={18446744073709551616:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set={0:0}, set={0:0}, set_impl={17:0}] [L5863] COND FALSE !(i < last_index) VAL [\old(last_index)=0, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, e={18446744073709551616:0}, e={18446744073709551616:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set={0:0}, set={0:0}, set_impl={17:0}] [L5873] COND TRUE last_index < 15 [L5874] set_impl[last_index] = e [L5875] last_index = last_index + 1 VAL [\old(last_index)=0, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, e={18446744073709551616:0}, e={18446744073709551616:0}, i=0, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set={0:0}, set={0:0}, set_impl={17:0}] [L5991] RET ldv_set_add(LDV_SKBS, skb) [L5992] return (skb); VAL [\old(last_index)=0, \result={18446744073709551616:0}, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}, skb={18446744073709551616:0}, tmp___7={18446744073709551616:0}] [L5819] RET, EXPR ldv_skb_alloc() VAL [\old(last_index)=0, \old(priority)=32, \old(size)=10, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_skb_alloc()={18446744073709551616:0}, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, priority=32, ref_cnt=0, set_impl={17:0}, size=10] [L5819] tmp = ldv_skb_alloc() [L5820] COND TRUE \read(*tmp) VAL [\old(last_index)=0, \old(priority)=32, \old(size)=10, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, priority=32, ref_cnt=0, set_impl={17:0}, size=10, tmp={18446744073709551616:0}] [L5822] CALL, EXPR ldv_malloc(size) VAL [\old(last_index)=0, \old(size)=10, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}] [L5302] void *p ; [L5303] void *tmp ; [L5304] int tmp___0 ; [L5306] tmp___0 = __VERIFIER_nondet_int() [L5307] COND TRUE tmp___0 != 0 [L5308] return ((void *)0); VAL [\old(last_index)=0, \old(size)=10, \result={0:0}, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}, size=10, tmp___0=-9] [L5822] RET, EXPR ldv_malloc(size) VAL [\old(last_index)=0, \old(priority)=32, \old(size)=10, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_malloc(size)={0:0}, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, priority=32, ref_cnt=0, set_impl={17:0}, size=10, tmp={18446744073709551616:0}] [L5822] tmp->head = ldv_malloc(size) [L5823] EXPR tmp->head [L5823] tmp->data = tmp->head [L5825] return (tmp); [L5555] RET, EXPR ldv_alloc_skb_14((unsigned int )(length + 4), 32U) VAL [\old(acked)=-4, acked=-4, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, dev={-8:0}, dev={-8:0}, last_index=1, ldv_alloc_skb_14((unsigned int )(length + 4), 32U)={18446744073709551616:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, length=6, lp={-8:3264}, ref_cnt=0, set_impl={17:0}, tmp={-8:3264}] [L5555] ackskb = ldv_alloc_skb_14((unsigned int )(length + 4), 32U) [L5556] COND TRUE (unsigned long )ackskb == (unsigned long )((struct sk_buff *)0) [L5557] COND FALSE !(arcnet_debug & 1) VAL [\old(acked)=-4, acked=-4, ackskb={18446744073709551616:0}, arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, dev={-8:0}, dev={-8:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, length=6, lp={-8:3264}, printk("%s%6s: Memory squeeze, can\'t acknowledge.\n", (char *)"\f", (char *)(& dev->name))=36893488147419103242, ref_cnt=0, set_impl={17:0}, tmp={-8:3264}] [L5581] EXPR lp->outgoing.skb [L5581] CALL dev_kfree_skb_irq(lp->outgoing.skb) [L5394] FCALL __dev_kfree_skb_irq(skb, 1) [L5581] RET dev_kfree_skb_irq(lp->outgoing.skb) [L5582] lp->outgoing.proto = (struct ArcProto *)0 [L5583] return (0); [L5701] RET ack_tx(capmode_proto_group1, ldvarg5) [L5702] ldv_state_variable_1 = 1 VAL [arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0=-6, ldvarg1=-5, ldvarg2={18446744073709551618:0}, ldvarg3={-2:0}, ldvarg4=17, ldvarg5=-4, ldvarg6=-3, ldvarg7=0, ref_cnt=0, set_impl={17:0}, tmp=0, tmp___0={-2:0}, tmp___1=-6, tmp___2=-4, tmp___3=-3, tmp___4=-5, tmp___5=17, tmp___6=0, tmp___7=1, tmp___8=1] [L5686] tmp___6 = __VERIFIER_nondet_int() [L5688] case 0: [L5727] case 1: VAL [arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0=-6, ldvarg1=-5, ldvarg2={18446744073709551618:0}, ldvarg3={-2:0}, ldvarg4=17, ldvarg5=-4, ldvarg6=-3, ldvarg7=0, ref_cnt=0, set_impl={17:0}, tmp=0, tmp___0={-2:0}, tmp___1=-6, tmp___2=-4, tmp___3=-3, tmp___4=-5, tmp___5=17, tmp___6=1, tmp___7=1, tmp___8=1] [L5728] COND TRUE ldv_state_variable_0 != 0 [L5729] tmp___8 = __VERIFIER_nondet_int() [L5731] case 0: VAL [arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0=-6, ldvarg1=-5, ldvarg2={18446744073709551618:0}, ldvarg3={-2:0}, ldvarg4=17, ldvarg5=-4, ldvarg6=-3, ldvarg7=0, ref_cnt=0, set_impl={17:0}, tmp=0, tmp___0={-2:0}, tmp___1=-6, tmp___2=-4, tmp___3=-3, tmp___4=-5, tmp___5=17, tmp___6=1, tmp___7=1, tmp___8=0] [L5732] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L5733] CALL capmode_module_exit() [L5626] FCALL arcnet_unregister_proto(& capmode_proto) [L5733] RET capmode_module_exit() [L5734] ldv_state_variable_0 = 2 VAL [arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldvarg0=-6, ldvarg1=-5, ldvarg2={18446744073709551618:0}, ldvarg3={-2:0}, ldvarg4=17, ldvarg5=-4, ldvarg6=-3, ldvarg7=0, ref_cnt=0, set_impl={17:0}, tmp=0, tmp___0={-2:0}, tmp___1=-6, tmp___2=-4, tmp___3=-3, tmp___4=-5, tmp___5=17, tmp___6=1, tmp___7=1, tmp___8=0] [L5769] CALL ldv_check_final_state() [L6050] int tmp___7 ; [L6052] CALL, EXPR ldv_set_is_empty(LDV_SKBS) [L5941] return (last_index == 0); [L6052] RET, EXPR ldv_set_is_empty(LDV_SKBS) [L6052] tmp___7 = ldv_set_is_empty(LDV_SKBS) [L6053] COND FALSE !(\read(tmp___7)) VAL [arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}, tmp___7=0] [L6055] CALL ldv_error() VAL [arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}] [L5354] reach_error() VAL [arc_bcast_proto={16:0}, arc_proto_default={16:0}, arc_proto_map={36893488147419103240:10}, arc_raw_proto={16:0}, capmode_proto={16:0}, capmode_proto_group0={-7:0}, capmode_proto_group1={-8:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ref_cnt=0, set_impl={17:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 17 procedures, 169 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 696.9s, OverallIterations: 12, TraceHistogramMax: 8, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 50.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 871 SdHoareTripleChecker+Valid, 15.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 827 mSDsluCounter, 12792 SdHoareTripleChecker+Invalid, 13.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 1136 IncrementalHoareTripleChecker+Unchecked, 12220 mSDsCounter, 289 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9046 IncrementalHoareTripleChecker+Invalid, 10471 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 289 mSolverCounterUnsat, 1985 mSDtfsCounter, 9046 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1416 GetRequests, 1089 SyntacticMatches, 17 SemanticMatches, 310 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5526 ImplicationChecksByTransitivity, 148.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=412occurred in iteration=11, InterpolantAutomatonStates: 162, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 11 MinimizatonAttempts, 80 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 1322 NumberOfCodeBlocks, 1322 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 1591 ConstructedInterpolants, 0 QuantifiedInterpolants, 1798 SizeOfPredicates, 0 NumberOfNonLiveVariables, 4844 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 25 InterpolantComputations, 5 PerfectInterpolantSequences, 897/944 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: OVERALL_TIME: 47.3s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 17, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 145, DAG_INTERPRETER_EARLY_EXITS: 8, TOOLS_POST_APPLICATIONS: 223, TOOLS_POST_TIME: 30.5s, TOOLS_POST_CALL_APPLICATIONS: 90, TOOLS_POST_CALL_TIME: 7.6s, TOOLS_POST_RETURN_APPLICATIONS: 72, TOOLS_POST_RETURN_TIME: 4.4s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 373, TOOLS_QUANTIFIERELIM_TIME: 42.3s, TOOLS_QUANTIFIERELIM_MAX_TIME: 4.9s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 549, FLUID_YES_ANSWERS: 17, DOMAIN_JOIN_APPLICATIONS: 67, DOMAIN_JOIN_TIME: 2.3s, DOMAIN_ALPHA_APPLICATIONS: 17, DOMAIN_ALPHA_TIME: 1.2s, DOMAIN_WIDEN_APPLICATIONS: 14, DOMAIN_WIDEN_TIME: 0.6s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 33, DOMAIN_ISSUBSETEQ_TIME: 0.1s, DOMAIN_ISBOTTOM_APPLICATIONS: 145, DOMAIN_ISBOTTOM_TIME: 0.4s, LOOP_SUMMARIZER_APPLICATIONS: 19, LOOP_SUMMARIZER_CACHE_MISSES: 19, LOOP_SUMMARIZER_OVERALL_TIME: 22.8s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 22.8s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 33, CALL_SUMMARIZER_APPLICATIONS: 72, CALL_SUMMARIZER_CACHE_MISSES: 13, CALL_SUMMARIZER_OVERALL_TIME: 0.3s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.3s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.1s, DAG_COMPRESSION_PROCESSED_NODES: 3035, DAG_COMPRESSION_RETAINED_NODES: 452, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-25 20:48:48,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7 --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 992626749f2e8ca84a93ad6fc64a197d6c8e66b412d995c24cf1e1136a1f2393 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:48:50,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:48:50,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:48:50,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:48:50,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:48:50,912 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:48:50,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:48:50,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:48:50,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:48:50,931 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:48:50,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:48:50,934 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:48:50,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:48:50,938 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:48:50,940 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:48:50,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:48:50,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:48:50,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:48:50,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:48:50,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:48:50,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:48:50,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:48:50,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:48:50,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:48:50,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:48:50,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:48:50,976 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:48:50,978 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:48:50,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:48:50,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:48:50,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:48:50,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:48:50,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:48:50,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:48:50,985 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:48:50,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:48:50,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:48:50,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:48:50,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:48:50,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:48:50,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:48:50,990 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-25 20:48:51,035 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:48:51,035 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:48:51,035 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:48:51,035 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:48:51,036 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:48:51,036 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:48:51,036 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:48:51,036 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:48:51,037 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:48:51,037 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:48:51,037 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:48:51,037 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:48:51,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:48:51,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:48:51,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:48:51,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:48:51,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:48:51,039 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 20:48:51,039 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 20:48:51,039 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 20:48:51,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:48:51,039 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:48:51,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:48:51,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:48:51,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 20:48:51,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:48:51,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:48:51,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:48:51,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:48:51,040 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:48:51,040 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 20:48:51,040 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 20:48:51,041 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:48:51,041 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:48:51,041 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:48:51,041 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 992626749f2e8ca84a93ad6fc64a197d6c8e66b412d995c24cf1e1136a1f2393 [2021-11-25 20:48:51,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:48:51,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:48:51,461 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:48:51,463 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:48:51,463 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:48:51,465 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i [2021-11-25 20:48:51,553 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/data/929859a54/e68772a7f8794b869ef59ef77cc9da92/FLAGddb93f64b [2021-11-25 20:48:52,446 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:48:52,449 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i [2021-11-25 20:48:52,488 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/data/929859a54/e68772a7f8794b869ef59ef77cc9da92/FLAGddb93f64b [2021-11-25 20:48:52,965 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/data/929859a54/e68772a7f8794b869ef59ef77cc9da92 [2021-11-25 20:48:52,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:48:52,970 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:48:52,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:48:52,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:48:52,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:48:52,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:48:52" (1/1) ... [2021-11-25 20:48:52,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34e976ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:52, skipping insertion in model container [2021-11-25 20:48:52,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:48:52" (1/1) ... [2021-11-25 20:48:52,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:48:53,148 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:48:53,946 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i[154031,154044] [2021-11-25 20:48:54,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:48:54,141 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-25 20:48:54,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:48:54,362 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i[154031,154044] [2021-11-25 20:48:54,472 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:48:54,493 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:48:54,696 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i[154031,154044] [2021-11-25 20:48:54,799 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:48:54,841 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:48:54,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:54 WrapperNode [2021-11-25 20:48:54,841 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:48:54,843 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:48:54,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:48:54,843 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:48:54,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:54" (1/1) ... [2021-11-25 20:48:54,913 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:54" (1/1) ... [2021-11-25 20:48:54,970 INFO L137 Inliner]: procedures = 103, calls = 193, calls flagged for inlining = 27, calls inlined = 24, statements flattened = 529 [2021-11-25 20:48:54,979 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:48:54,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:48:54,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:48:54,981 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:48:54,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:54" (1/1) ... [2021-11-25 20:48:54,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:54" (1/1) ... [2021-11-25 20:48:55,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:54" (1/1) ... [2021-11-25 20:48:55,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:54" (1/1) ... [2021-11-25 20:48:55,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:54" (1/1) ... [2021-11-25 20:48:55,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:54" (1/1) ... [2021-11-25 20:48:55,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:54" (1/1) ... [2021-11-25 20:48:55,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:48:55,124 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:48:55,124 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:48:55,125 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:48:55,125 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:54" (1/1) ... [2021-11-25 20:48:55,135 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:48:55,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:48:55,159 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:48:55,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:48:55,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-25 20:48:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-25 20:48:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-25 20:48:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-25 20:48:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-25 20:48:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-25 20:48:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 20:48:55,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 20:48:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-25 20:48:55,204 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-25 20:48:55,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-25 20:48:55,205 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-25 20:48:55,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 20:48:55,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 20:48:55,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_14 [2021-11-25 20:48:55,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_14 [2021-11-25 20:48:55,206 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~X~C_INT~X~$Pointer$~X~C_INT~TO~VOID [2021-11-25 20:48:55,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~X~C_INT~X~$Pointer$~X~C_INT~TO~VOID [2021-11-25 20:48:55,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-25 20:48:55,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-25 20:48:55,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-25 20:48:55,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-25 20:48:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-25 20:48:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-25 20:48:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-25 20:48:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-25 20:48:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-25 20:48:55,208 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-25 20:48:55,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:48:55,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2021-11-25 20:48:55,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2021-11-25 20:48:55,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:48:55,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:48:55,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 20:48:55,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-25 20:48:55,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-25 20:48:55,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-25 20:48:55,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:48:55,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-25 20:48:55,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-25 20:48:55,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-25 20:48:55,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-25 20:48:55,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-25 20:48:55,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:48:55,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-25 20:48:55,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 20:48:55,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-25 20:48:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-25 20:48:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-25 20:48:55,213 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-25 20:48:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_zalloc [2021-11-25 20:48:55,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_zalloc [2021-11-25 20:48:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-25 20:48:55,215 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-25 20:48:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure skb_mac_header [2021-11-25 20:48:55,215 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_mac_header [2021-11-25 20:48:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-25 20:48:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2021-11-25 20:48:55,216 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2021-11-25 20:48:55,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:48:55,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:48:55,579 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:48:55,581 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:48:55,816 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 20:48:58,841 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:48:58,850 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:48:58,851 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-25 20:48:58,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:58 BoogieIcfgContainer [2021-11-25 20:48:58,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:48:58,855 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:48:58,855 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:48:58,858 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:48:58,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:48:52" (1/3) ... [2021-11-25 20:48:58,859 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fb83249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:48:58, skipping insertion in model container [2021-11-25 20:48:58,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:54" (2/3) ... [2021-11-25 20:48:58,860 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fb83249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:48:58, skipping insertion in model container [2021-11-25 20:48:58,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:58" (3/3) ... [2021-11-25 20:48:58,861 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i [2021-11-25 20:48:58,866 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:48:58,866 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 20:48:58,915 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:48:58,927 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 20:48:58,928 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 20:48:58,949 INFO L276 IsEmpty]: Start isEmpty. Operand has 227 states, 170 states have (on average 1.3647058823529412) internal successors, (232), 175 states have internal predecessors, (232), 40 states have call successors, (40), 16 states have call predecessors, (40), 15 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2021-11-25 20:48:58,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 20:48:58,956 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:48:58,957 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:48:58,957 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:48:58,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:48:58,963 INFO L85 PathProgramCache]: Analyzing trace with hash -1585805392, now seen corresponding path program 1 times [2021-11-25 20:48:58,976 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:48:58,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2097913453] [2021-11-25 20:48:58,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:48:58,977 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:48:58,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:48:58,983 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:48:58,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-25 20:48:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:48:59,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 20:48:59,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:48:59,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:48:59,368 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:48:59,369 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:48:59,369 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2097913453] [2021-11-25 20:48:59,369 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2097913453] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:48:59,370 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:48:59,370 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:48:59,371 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584812107] [2021-11-25 20:48:59,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:48:59,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-25 20:48:59,376 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:48:59,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-25 20:48:59,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 20:48:59,405 INFO L87 Difference]: Start difference. First operand has 227 states, 170 states have (on average 1.3647058823529412) internal successors, (232), 175 states have internal predecessors, (232), 40 states have call successors, (40), 16 states have call predecessors, (40), 15 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-25 20:48:59,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:48:59,455 INFO L93 Difference]: Finished difference Result 449 states and 630 transitions. [2021-11-25 20:48:59,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 20:48:59,457 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 35 [2021-11-25 20:48:59,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:48:59,472 INFO L225 Difference]: With dead ends: 449 [2021-11-25 20:48:59,474 INFO L226 Difference]: Without dead ends: 217 [2021-11-25 20:48:59,487 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 20:48:59,492 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:48:59,493 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 299 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 20:48:59,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2021-11-25 20:48:59,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 217. [2021-11-25 20:48:59,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 165 states have (on average 1.303030303030303) internal successors, (215), 165 states have internal predecessors, (215), 37 states have call successors, (37), 15 states have call predecessors, (37), 14 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2021-11-25 20:48:59,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 288 transitions. [2021-11-25 20:48:59,586 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 288 transitions. Word has length 35 [2021-11-25 20:48:59,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:48:59,588 INFO L470 AbstractCegarLoop]: Abstraction has 217 states and 288 transitions. [2021-11-25 20:48:59,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-25 20:48:59,588 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 288 transitions. [2021-11-25 20:48:59,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 20:48:59,590 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:48:59,591 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:48:59,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-25 20:48:59,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:48:59,806 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:48:59,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:48:59,810 INFO L85 PathProgramCache]: Analyzing trace with hash -1719818898, now seen corresponding path program 1 times [2021-11-25 20:48:59,813 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:48:59,814 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [374263982] [2021-11-25 20:48:59,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:48:59,818 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:48:59,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:48:59,822 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:48:59,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-25 20:49:00,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:00,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:49:00,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:00,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:49:00,182 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:49:00,183 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:49:00,186 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [374263982] [2021-11-25 20:49:00,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [374263982] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:49:00,186 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:49:00,186 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:49:00,186 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613241001] [2021-11-25 20:49:00,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:49:00,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:49:00,188 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:49:00,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:49:00,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:49:00,189 INFO L87 Difference]: Start difference. First operand 217 states and 288 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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) [2021-11-25 20:49:00,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:49:00,255 INFO L93 Difference]: Finished difference Result 428 states and 569 transitions. [2021-11-25 20:49:00,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:49:00,256 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 35 [2021-11-25 20:49:00,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:49:00,262 INFO L225 Difference]: With dead ends: 428 [2021-11-25 20:49:00,262 INFO L226 Difference]: Without dead ends: 218 [2021-11-25 20:49:00,265 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:49:00,269 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 0 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 572 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:49:00,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 572 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 20:49:00,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2021-11-25 20:49:00,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 218. [2021-11-25 20:49:00,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 166 states have (on average 1.3012048192771084) internal successors, (216), 166 states have internal predecessors, (216), 37 states have call successors, (37), 15 states have call predecessors, (37), 14 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2021-11-25 20:49:00,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 289 transitions. [2021-11-25 20:49:00,298 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 289 transitions. Word has length 35 [2021-11-25 20:49:00,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:49:00,300 INFO L470 AbstractCegarLoop]: Abstraction has 218 states and 289 transitions. [2021-11-25 20:49:00,300 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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) [2021-11-25 20:49:00,300 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 289 transitions. [2021-11-25 20:49:00,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 20:49:00,304 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:49:00,304 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:49:00,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-25 20:49:00,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:49:00,523 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:49:00,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:49:00,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1435931756, now seen corresponding path program 1 times [2021-11-25 20:49:00,525 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:49:00,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [751215735] [2021-11-25 20:49:00,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:49:00,526 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:49:00,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:49:00,542 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:49:00,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-25 20:49:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:00,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 20:49:00,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:00,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 20:49:00,862 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:49:00,862 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:49:00,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [751215735] [2021-11-25 20:49:00,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [751215735] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:49:00,862 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:49:00,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:49:00,863 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895343795] [2021-11-25 20:49:00,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:49:00,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:49:00,864 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:49:00,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:49:00,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:49:00,865 INFO L87 Difference]: Start difference. First operand 218 states and 289 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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) [2021-11-25 20:49:00,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:49:00,933 INFO L93 Difference]: Finished difference Result 614 states and 818 transitions. [2021-11-25 20:49:00,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:49:00,934 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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 36 [2021-11-25 20:49:00,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:49:00,937 INFO L225 Difference]: With dead ends: 614 [2021-11-25 20:49:00,938 INFO L226 Difference]: Without dead ends: 405 [2021-11-25 20:49:00,938 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:49:00,939 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 254 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 594 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:49:00,940 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [254 Valid, 594 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 20:49:00,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states. [2021-11-25 20:49:00,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 405. [2021-11-25 20:49:00,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 405 states, 306 states have (on average 1.3006535947712419) internal successors, (398), 306 states have internal predecessors, (398), 70 states have call successors, (70), 29 states have call predecessors, (70), 28 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2021-11-25 20:49:00,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 537 transitions. [2021-11-25 20:49:00,971 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 537 transitions. Word has length 36 [2021-11-25 20:49:00,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:49:00,972 INFO L470 AbstractCegarLoop]: Abstraction has 405 states and 537 transitions. [2021-11-25 20:49:00,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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) [2021-11-25 20:49:00,972 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 537 transitions. [2021-11-25 20:49:00,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 20:49:00,976 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:49:00,976 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:49:00,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-11-25 20:49:01,188 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:49:01,189 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:49:01,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:49:01,190 INFO L85 PathProgramCache]: Analyzing trace with hash -1862511787, now seen corresponding path program 1 times [2021-11-25 20:49:01,190 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:49:01,191 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1438667771] [2021-11-25 20:49:01,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:49:01,191 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:49:01,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:49:01,197 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:49:01,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-25 20:49:01,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:01,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 20:49:01,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:01,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 20:49:01,517 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:49:01,517 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:49:01,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1438667771] [2021-11-25 20:49:01,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1438667771] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:49:01,520 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:49:01,520 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:49:01,520 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463108119] [2021-11-25 20:49:01,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:49:01,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:49:01,521 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:49:01,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:49:01,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:49:01,522 INFO L87 Difference]: Start difference. First operand 405 states and 537 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) [2021-11-25 20:49:01,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:49:01,598 INFO L93 Difference]: Finished difference Result 805 states and 1069 transitions. [2021-11-25 20:49:01,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:49:01,599 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 42 [2021-11-25 20:49:01,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:49:01,603 INFO L225 Difference]: With dead ends: 805 [2021-11-25 20:49:01,603 INFO L226 Difference]: Without dead ends: 409 [2021-11-25 20:49:01,604 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:49:01,606 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 4 mSDsluCounter, 282 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 566 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:49:01,607 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 566 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 20:49:01,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2021-11-25 20:49:01,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 406. [2021-11-25 20:49:01,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 406 states, 307 states have (on average 1.299674267100977) internal successors, (399), 307 states have internal predecessors, (399), 70 states have call successors, (70), 29 states have call predecessors, (70), 28 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2021-11-25 20:49:01,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 538 transitions. [2021-11-25 20:49:01,665 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 538 transitions. Word has length 42 [2021-11-25 20:49:01,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:49:01,665 INFO L470 AbstractCegarLoop]: Abstraction has 406 states and 538 transitions. [2021-11-25 20:49:01,665 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) [2021-11-25 20:49:01,665 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 538 transitions. [2021-11-25 20:49:01,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 20:49:01,667 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:49:01,668 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:49:01,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-25 20:49:01,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:49:01,878 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:49:01,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:49:01,880 INFO L85 PathProgramCache]: Analyzing trace with hash 2065868430, now seen corresponding path program 1 times [2021-11-25 20:49:01,883 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:49:01,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1211503710] [2021-11-25 20:49:01,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:49:01,886 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:49:01,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:49:01,891 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:49:01,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-25 20:49:02,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:02,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:49:02,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:02,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 20:49:02,241 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:49:02,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 20:49:02,370 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:49:02,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1211503710] [2021-11-25 20:49:02,370 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1211503710] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:49:02,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2075011470] [2021-11-25 20:49:02,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:49:02,371 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:49:02,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:49:02,377 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:49:02,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2021-11-25 20:49:02,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:02,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:49:02,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:02,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 20:49:02,769 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:49:02,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2075011470] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:49:02,769 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 20:49:02,769 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 8 [2021-11-25 20:49:02,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500830759] [2021-11-25 20:49:02,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:49:02,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:49:02,770 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:49:02,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:49:02,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-25 20:49:02,771 INFO L87 Difference]: Start difference. First operand 406 states and 538 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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) [2021-11-25 20:49:03,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:49:03,003 INFO L93 Difference]: Finished difference Result 802 states and 1063 transitions. [2021-11-25 20:49:03,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:49:03,004 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 46 [2021-11-25 20:49:03,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:49:03,007 INFO L225 Difference]: With dead ends: 802 [2021-11-25 20:49:03,007 INFO L226 Difference]: Without dead ends: 405 [2021-11-25 20:49:03,008 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-25 20:49:03,009 INFO L933 BasicCegarLoop]: 418 mSDtfsCounter, 430 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 430 SdHoareTripleChecker+Valid, 712 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:49:03,009 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [430 Valid, 712 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 20:49:03,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states. [2021-11-25 20:49:03,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 405. [2021-11-25 20:49:03,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 405 states, 306 states have (on average 1.2908496732026145) internal successors, (395), 306 states have internal predecessors, (395), 70 states have call successors, (70), 29 states have call predecessors, (70), 28 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2021-11-25 20:49:03,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 534 transitions. [2021-11-25 20:49:03,046 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 534 transitions. Word has length 46 [2021-11-25 20:49:03,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:49:03,047 INFO L470 AbstractCegarLoop]: Abstraction has 405 states and 534 transitions. [2021-11-25 20:49:03,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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) [2021-11-25 20:49:03,048 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 534 transitions. [2021-11-25 20:49:03,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-25 20:49:03,055 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:49:03,056 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-25 20:49:03,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2021-11-25 20:49:03,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-25 20:49:03,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:49:03,467 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:49:03,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:49:03,470 INFO L85 PathProgramCache]: Analyzing trace with hash 1560787155, now seen corresponding path program 1 times [2021-11-25 20:49:03,473 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:49:03,474 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1244894775] [2021-11-25 20:49:03,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:49:03,475 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:49:03,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:49:03,479 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:49:03,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-25 20:49:03,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:03,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:49:03,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:03,974 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 33 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 20:49:03,975 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:49:04,202 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-25 20:49:04,202 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:49:04,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1244894775] [2021-11-25 20:49:04,202 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1244894775] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:49:04,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1516349765] [2021-11-25 20:49:04,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:49:04,203 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:49:04,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:49:04,206 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:49:04,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2021-11-25 20:49:04,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:04,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 20:49:04,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:04,827 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 20:49:04,827 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:49:04,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1516349765] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:49:04,827 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 20:49:04,828 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4] total 9 [2021-11-25 20:49:04,828 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006968315] [2021-11-25 20:49:04,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:49:04,829 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:49:04,829 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:49:04,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:49:04,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-11-25 20:49:04,830 INFO L87 Difference]: Start difference. First operand 405 states and 534 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-25 20:49:05,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:49:05,020 INFO L93 Difference]: Finished difference Result 1194 states and 1596 transitions. [2021-11-25 20:49:05,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:49:05,020 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 87 [2021-11-25 20:49:05,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:49:05,028 INFO L225 Difference]: With dead ends: 1194 [2021-11-25 20:49:05,028 INFO L226 Difference]: Without dead ends: 793 [2021-11-25 20:49:05,030 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-11-25 20:49:05,031 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 232 mSDsluCounter, 917 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 1242 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:49:05,031 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [232 Valid, 1242 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 20:49:05,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 793 states. [2021-11-25 20:49:05,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 793 to 785. [2021-11-25 20:49:05,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 785 states, 590 states have (on average 1.2915254237288136) internal successors, (762), 590 states have internal predecessors, (762), 138 states have call successors, (138), 57 states have call predecessors, (138), 56 states have return successors, (149), 137 states have call predecessors, (149), 137 states have call successors, (149) [2021-11-25 20:49:05,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 785 states and 1049 transitions. [2021-11-25 20:49:05,090 INFO L78 Accepts]: Start accepts. Automaton has 785 states and 1049 transitions. Word has length 87 [2021-11-25 20:49:05,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:49:05,091 INFO L470 AbstractCegarLoop]: Abstraction has 785 states and 1049 transitions. [2021-11-25 20:49:05,091 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-25 20:49:05,091 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1049 transitions. [2021-11-25 20:49:05,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-25 20:49:05,096 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:49:05,097 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-11-25 20:49:05,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-25 20:49:05,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2021-11-25 20:49:05,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt [2021-11-25 20:49:05,528 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:49:05,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:49:05,530 INFO L85 PathProgramCache]: Analyzing trace with hash 784449011, now seen corresponding path program 1 times [2021-11-25 20:49:05,533 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:49:05,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [558973676] [2021-11-25 20:49:05,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:49:05,535 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:49:05,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:49:05,538 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:49:05,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-25 20:49:05,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:05,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:49:05,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:06,199 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 49 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 20:49:06,199 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:49:06,518 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-25 20:49:06,518 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:49:06,518 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [558973676] [2021-11-25 20:49:06,518 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [558973676] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:49:06,518 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1963679690] [2021-11-25 20:49:06,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:49:06,518 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:49:06,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:49:06,519 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:49:06,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2021-11-25 20:49:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:06,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 20:49:06,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:07,350 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-25 20:49:07,351 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:49:07,351 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1963679690] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:49:07,351 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 20:49:07,351 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [4, 4] total 14 [2021-11-25 20:49:07,351 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529004981] [2021-11-25 20:49:07,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:49:07,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-25 20:49:07,352 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:49:07,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-25 20:49:07,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2021-11-25 20:49:07,353 INFO L87 Difference]: Start difference. First operand 785 states and 1049 transitions. Second operand has 10 states, 10 states have (on average 8.3) internal successors, (83), 8 states have internal predecessors, (83), 4 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (11), 6 states have call predecessors, (11), 3 states have call successors, (11) [2021-11-25 20:49:07,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:49:07,658 INFO L93 Difference]: Finished difference Result 1561 states and 2103 transitions. [2021-11-25 20:49:07,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-25 20:49:07,658 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.3) internal successors, (83), 8 states have internal predecessors, (83), 4 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (11), 6 states have call predecessors, (11), 3 states have call successors, (11) Word has length 138 [2021-11-25 20:49:07,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:49:07,665 INFO L225 Difference]: With dead ends: 1561 [2021-11-25 20:49:07,666 INFO L226 Difference]: Without dead ends: 785 [2021-11-25 20:49:07,668 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 399 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2021-11-25 20:49:07,669 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 16 mSDsluCounter, 2177 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 2452 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:49:07,669 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 2452 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 20:49:07,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 785 states. [2021-11-25 20:49:07,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 785 to 785. [2021-11-25 20:49:07,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 785 states, 590 states have (on average 1.2779661016949153) internal successors, (754), 590 states have internal predecessors, (754), 138 states have call successors, (138), 57 states have call predecessors, (138), 56 states have return successors, (149), 137 states have call predecessors, (149), 137 states have call successors, (149) [2021-11-25 20:49:07,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 785 states and 1041 transitions. [2021-11-25 20:49:07,722 INFO L78 Accepts]: Start accepts. Automaton has 785 states and 1041 transitions. Word has length 138 [2021-11-25 20:49:07,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:49:07,723 INFO L470 AbstractCegarLoop]: Abstraction has 785 states and 1041 transitions. [2021-11-25 20:49:07,723 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.3) internal successors, (83), 8 states have internal predecessors, (83), 4 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (11), 6 states have call predecessors, (11), 3 states have call successors, (11) [2021-11-25 20:49:07,723 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1041 transitions. [2021-11-25 20:49:07,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-25 20:49:07,728 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:49:07,729 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-11-25 20:49:07,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-25 20:49:07,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2021-11-25 20:49:08,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt [2021-11-25 20:49:08,148 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:49:08,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:49:08,150 INFO L85 PathProgramCache]: Analyzing trace with hash -589023172, now seen corresponding path program 1 times [2021-11-25 20:49:08,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:49:08,153 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1104126196] [2021-11-25 20:49:08,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:49:08,155 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:49:08,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:49:08,159 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:49:08,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-25 20:49:08,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:08,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:49:08,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:08,808 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 49 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 20:49:08,809 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:49:09,135 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-25 20:49:09,135 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:49:09,135 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1104126196] [2021-11-25 20:49:09,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1104126196] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:49:09,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [858063520] [2021-11-25 20:49:09,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:49:09,136 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:49:09,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:49:09,153 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:49:09,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2021-11-25 20:49:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:09,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:49:09,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:10,055 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 49 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 20:49:10,056 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:49:10,353 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-25 20:49:10,354 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [858063520] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:49:10,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [426186244] [2021-11-25 20:49:10,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:49:10,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:49:10,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:49:10,356 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:49:10,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-25 20:49:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:10,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-25 20:49:10,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:11,434 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-25 20:49:11,435 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:49:11,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [426186244] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:49:11,435 INFO L186 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2021-11-25 20:49:11,435 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [4, 4, 4, 4] total 17 [2021-11-25 20:49:11,436 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354366489] [2021-11-25 20:49:11,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:49:11,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-25 20:49:11,436 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:49:11,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-25 20:49:11,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2021-11-25 20:49:11,438 INFO L87 Difference]: Start difference. First operand 785 states and 1041 transitions. Second operand has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 10 states have internal predecessors, (87), 5 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 7 states have call predecessors, (12), 4 states have call successors, (12) [2021-11-25 20:49:12,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:49:12,148 INFO L93 Difference]: Finished difference Result 1883 states and 2556 transitions. [2021-11-25 20:49:12,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-25 20:49:12,149 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 10 states have internal predecessors, (87), 5 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 7 states have call predecessors, (12), 4 states have call successors, (12) Word has length 144 [2021-11-25 20:49:12,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:49:12,158 INFO L225 Difference]: With dead ends: 1883 [2021-11-25 20:49:12,158 INFO L226 Difference]: Without dead ends: 1107 [2021-11-25 20:49:12,163 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 719 GetRequests, 700 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2021-11-25 20:49:12,164 INFO L933 BasicCegarLoop]: 405 mSDtfsCounter, 140 mSDsluCounter, 4278 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 4683 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-25 20:49:12,164 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [166 Valid, 4683 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-25 20:49:12,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1107 states. [2021-11-25 20:49:12,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1107 to 777. [2021-11-25 20:49:12,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 777 states, 582 states have (on average 1.268041237113402) internal successors, (738), 582 states have internal predecessors, (738), 138 states have call successors, (138), 57 states have call predecessors, (138), 56 states have return successors, (149), 137 states have call predecessors, (149), 137 states have call successors, (149) [2021-11-25 20:49:12,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 777 states and 1025 transitions. [2021-11-25 20:49:12,226 INFO L78 Accepts]: Start accepts. Automaton has 777 states and 1025 transitions. Word has length 144 [2021-11-25 20:49:12,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:49:12,227 INFO L470 AbstractCegarLoop]: Abstraction has 777 states and 1025 transitions. [2021-11-25 20:49:12,227 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 10 states have internal predecessors, (87), 5 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 7 states have call predecessors, (12), 4 states have call successors, (12) [2021-11-25 20:49:12,227 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1025 transitions. [2021-11-25 20:49:12,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-25 20:49:12,234 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:49:12,234 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-11-25 20:49:12,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-25 20:49:12,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-25 20:49:12,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2021-11-25 20:49:12,858 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt [2021-11-25 20:49:12,859 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:49:12,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:49:12,861 INFO L85 PathProgramCache]: Analyzing trace with hash -979375332, now seen corresponding path program 1 times [2021-11-25 20:49:12,862 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:49:12,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [737583474] [2021-11-25 20:49:12,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:49:12,863 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:49:12,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:49:12,865 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:49:12,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-25 20:49:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:13,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:49:13,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:13,447 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 49 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 20:49:13,447 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:49:13,765 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-25 20:49:13,766 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:49:13,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [737583474] [2021-11-25 20:49:13,766 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [737583474] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:49:13,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [528504893] [2021-11-25 20:49:13,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:49:13,766 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:49:13,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:49:13,767 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:49:13,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2021-11-25 20:49:14,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:14,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:49:14,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:14,612 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 49 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 20:49:14,612 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:49:14,921 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-25 20:49:14,921 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [528504893] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:49:14,921 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [945719465] [2021-11-25 20:49:14,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:49:14,922 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:49:14,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:49:14,923 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:49:14,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-11-25 20:49:15,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:15,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-25 20:49:15,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:15,987 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-25 20:49:15,987 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:49:15,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [945719465] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:49:15,987 INFO L186 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2021-11-25 20:49:15,987 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [4, 4, 4, 4] total 17 [2021-11-25 20:49:15,988 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878994211] [2021-11-25 20:49:15,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:49:15,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-25 20:49:15,988 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:49:15,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-25 20:49:15,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2021-11-25 20:49:15,989 INFO L87 Difference]: Start difference. First operand 777 states and 1025 transitions. Second operand has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 10 states have internal predecessors, (86), 5 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 7 states have call predecessors, (12), 4 states have call successors, (12) [2021-11-25 20:49:16,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:49:16,580 INFO L93 Difference]: Finished difference Result 1911 states and 2592 transitions. [2021-11-25 20:49:16,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-25 20:49:16,581 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 10 states have internal predecessors, (86), 5 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 7 states have call predecessors, (12), 4 states have call successors, (12) Word has length 143 [2021-11-25 20:49:16,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:49:16,589 INFO L225 Difference]: With dead ends: 1911 [2021-11-25 20:49:16,589 INFO L226 Difference]: Without dead ends: 1143 [2021-11-25 20:49:16,592 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 714 GetRequests, 695 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2021-11-25 20:49:16,592 INFO L933 BasicCegarLoop]: 405 mSDtfsCounter, 139 mSDsluCounter, 4290 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 4695 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:49:16,593 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [165 Valid, 4695 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-25 20:49:16,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1143 states. [2021-11-25 20:49:16,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1143 to 773. [2021-11-25 20:49:16,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 773 states, 578 states have (on average 1.2560553633217992) internal successors, (726), 578 states have internal predecessors, (726), 138 states have call successors, (138), 57 states have call predecessors, (138), 56 states have return successors, (149), 137 states have call predecessors, (149), 137 states have call successors, (149) [2021-11-25 20:49:16,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 773 states and 1013 transitions. [2021-11-25 20:49:16,651 INFO L78 Accepts]: Start accepts. Automaton has 773 states and 1013 transitions. Word has length 143 [2021-11-25 20:49:16,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:49:16,652 INFO L470 AbstractCegarLoop]: Abstraction has 773 states and 1013 transitions. [2021-11-25 20:49:16,652 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 10 states have internal predecessors, (86), 5 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 7 states have call predecessors, (12), 4 states have call successors, (12) [2021-11-25 20:49:16,652 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1013 transitions. [2021-11-25 20:49:16,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-25 20:49:16,657 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:49:16,657 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:49:16,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-11-25 20:49:16,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-25 20:49:17,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2021-11-25 20:49:17,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt [2021-11-25 20:49:17,281 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:49:17,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:49:17,281 INFO L85 PathProgramCache]: Analyzing trace with hash -1478037251, now seen corresponding path program 1 times [2021-11-25 20:49:17,282 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:49:17,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1104686925] [2021-11-25 20:49:17,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:49:17,282 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:49:17,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:49:17,283 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:49:17,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-25 20:49:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:17,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:49:17,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:18,055 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 49 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 20:49:18,055 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:49:18,414 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-25 20:49:18,414 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:49:18,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1104686925] [2021-11-25 20:49:18,414 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1104686925] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:49:18,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1888858909] [2021-11-25 20:49:18,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:49:18,414 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:49:18,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:49:18,415 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:49:18,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2021-11-25 20:49:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:19,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:49:19,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:19,442 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 49 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 20:49:19,442 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:49:19,784 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-25 20:49:19,784 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1888858909] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:49:19,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1614856632] [2021-11-25 20:49:19,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:49:19,785 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:49:19,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:49:19,785 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:49:19,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-11-25 20:49:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:20,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 20:49:20,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:20,378 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-25 20:49:20,378 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:49:20,378 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1614856632] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:49:20,378 INFO L186 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2021-11-25 20:49:20,379 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4, 4, 4] total 9 [2021-11-25 20:49:20,379 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950305745] [2021-11-25 20:49:20,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:49:20,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:49:20,380 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:49:20,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:49:20,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-11-25 20:49:20,381 INFO L87 Difference]: Start difference. First operand 773 states and 1013 transitions. Second operand has 5 states, 4 states have (on average 26.75) internal successors, (107), 5 states have internal predecessors, (107), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 2 states have call predecessors, (16), 3 states have call successors, (16) [2021-11-25 20:49:22,420 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:49:22,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:49:22,724 INFO L93 Difference]: Finished difference Result 1963 states and 2730 transitions. [2021-11-25 20:49:22,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:49:22,726 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 26.75) internal successors, (107), 5 states have internal predecessors, (107), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 2 states have call predecessors, (16), 3 states have call successors, (16) Word has length 180 [2021-11-25 20:49:22,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:49:22,734 INFO L225 Difference]: With dead ends: 1963 [2021-11-25 20:49:22,734 INFO L226 Difference]: Without dead ends: 1199 [2021-11-25 20:49:22,737 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 896 GetRequests, 888 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-11-25 20:49:22,738 INFO L933 BasicCegarLoop]: 422 mSDtfsCounter, 130 mSDsluCounter, 1115 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 1537 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:49:22,739 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [162 Valid, 1537 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2021-11-25 20:49:22,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1199 states. [2021-11-25 20:49:22,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1199 to 789. [2021-11-25 20:49:22,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 789 states, 590 states have (on average 1.2576271186440677) internal successors, (742), 594 states have internal predecessors, (742), 138 states have call successors, (138), 57 states have call predecessors, (138), 60 states have return successors, (165), 137 states have call predecessors, (165), 137 states have call successors, (165) [2021-11-25 20:49:22,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1045 transitions. [2021-11-25 20:49:22,807 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1045 transitions. Word has length 180 [2021-11-25 20:49:22,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:49:22,808 INFO L470 AbstractCegarLoop]: Abstraction has 789 states and 1045 transitions. [2021-11-25 20:49:22,808 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 26.75) internal successors, (107), 5 states have internal predecessors, (107), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 2 states have call predecessors, (16), 3 states have call successors, (16) [2021-11-25 20:49:22,808 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1045 transitions. [2021-11-25 20:49:22,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-25 20:49:22,813 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:49:22,814 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:49:22,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2021-11-25 20:49:23,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-11-25 20:49:23,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-25 20:49:23,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:49:23,429 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:49:23,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:49:23,429 INFO L85 PathProgramCache]: Analyzing trace with hash -401032219, now seen corresponding path program 1 times [2021-11-25 20:49:23,429 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:49:23,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [72260702] [2021-11-25 20:49:23,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:49:23,430 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:49:23,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:49:23,431 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:49:23,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-25 20:49:23,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:23,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 866 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:49:23,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:24,289 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 49 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-25 20:49:24,289 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:49:24,627 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-25 20:49:24,627 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:49:24,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [72260702] [2021-11-25 20:49:24,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [72260702] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:49:24,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [308480591] [2021-11-25 20:49:24,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:49:24,628 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:49:24,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:49:24,629 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:49:24,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170aaea-7f7a-4087-a6d0-52619cbe9166/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2021-11-25 20:49:25,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:49:25,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 866 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:49:25,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:49:25,603 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-25 20:49:25,603 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:49:25,603 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [308480591] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:49:25,603 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 20:49:25,604 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 8 [2021-11-25 20:49:25,604 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658587129] [2021-11-25 20:49:25,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:49:25,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:49:25,605 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:49:25,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:49:25,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-11-25 20:49:25,605 INFO L87 Difference]: Start difference. First operand 789 states and 1045 transitions. Second operand has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-25 20:49:27,648 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []