./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--device_handler--scsi_dh_rdac.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--device_handler--scsi_dh_rdac.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 230b725329634d718374ec3f6d82161758e5d9913588383fdc3e35a9fd1533f5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 02:21:26,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:21:26,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:21:26,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:21:26,524 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:21:26,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:21:26,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:21:26,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:21:26,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:21:26,546 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:21:26,547 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:21:26,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:21:26,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:21:26,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:21:26,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:21:26,562 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:21:26,564 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:21:26,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:21:26,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:21:26,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:21:26,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:21:26,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:21:26,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:21:26,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:21:26,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:21:26,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:21:26,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:21:26,595 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:21:26,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:21:26,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:21:26,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:21:26,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:21:26,603 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:21:26,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:21:26,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:21:26,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:21:26,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:21:26,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:21:26,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:21:26,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:21:26,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:21:26,611 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:21:26,658 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:21:26,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:21:26,664 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:21:26,665 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:21:26,666 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:21:26,666 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:21:26,667 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:21:26,667 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:21:26,667 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:21:26,667 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:21:26,669 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:21:26,669 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:21:26,669 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:21:26,669 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:21:26,670 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:21:26,670 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:21:26,670 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:21:26,671 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:21:26,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:21:26,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:21:26,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:21:26,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:21:26,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:21:26,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:21:26,673 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:21:26,673 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:21:26,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:21:26,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:21:26,674 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:21:26,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:21:26,675 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:21:26,675 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:21:26,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:21:26,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:21:26,676 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:21:26,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:21:26,677 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:21:26,677 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:21:26,677 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 230b725329634d718374ec3f6d82161758e5d9913588383fdc3e35a9fd1533f5 [2022-11-03 02:21:27,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:21:27,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:21:27,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:21:27,168 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:21:27,168 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:21:27,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--device_handler--scsi_dh_rdac.ko-entry_point.cil.out.i [2022-11-03 02:21:27,263 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/data/8dfc3c77a/fd9e0f291435472c8eedb7fe45ba1077/FLAGb26cd484d [2022-11-03 02:21:28,294 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:21:28,296 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--device_handler--scsi_dh_rdac.ko-entry_point.cil.out.i [2022-11-03 02:21:28,352 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/data/8dfc3c77a/fd9e0f291435472c8eedb7fe45ba1077/FLAGb26cd484d [2022-11-03 02:21:28,673 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/data/8dfc3c77a/fd9e0f291435472c8eedb7fe45ba1077 [2022-11-03 02:21:28,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:21:28,680 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:21:28,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:21:28,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:21:28,694 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:21:28,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:21:28" (1/1) ... [2022-11-03 02:21:28,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ad08f75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:21:28, skipping insertion in model container [2022-11-03 02:21:28,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:21:28" (1/1) ... [2022-11-03 02:21:28,709 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:21:28,857 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:21:30,301 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_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--device_handler--scsi_dh_rdac.ko-entry_point.cil.out.i[164687,164700] [2022-11-03 02:21:30,339 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:21:30,381 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:21:30,686 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_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--device_handler--scsi_dh_rdac.ko-entry_point.cil.out.i[164687,164700] [2022-11-03 02:21:30,696 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:21:30,747 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:21:30,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:21:30 WrapperNode [2022-11-03 02:21:30,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:21:30,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:21:30,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:21:30,750 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:21:30,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:21:30" (1/1) ... [2022-11-03 02:21:30,835 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:21:30" (1/1) ... [2022-11-03 02:21:30,996 INFO L138 Inliner]: procedures = 147, calls = 851, calls flagged for inlining = 60, calls inlined = 58, statements flattened = 2024 [2022-11-03 02:21:30,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:21:30,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:21:30,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:21:30,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:21:31,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:21:30" (1/1) ... [2022-11-03 02:21:31,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:21:30" (1/1) ... [2022-11-03 02:21:31,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:21:30" (1/1) ... [2022-11-03 02:21:31,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:21:30" (1/1) ... [2022-11-03 02:21:31,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:21:30" (1/1) ... [2022-11-03 02:21:31,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:21:30" (1/1) ... [2022-11-03 02:21:31,194 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:21:30" (1/1) ... [2022-11-03 02:21:31,204 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:21:30" (1/1) ... [2022-11-03 02:21:31,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:21:31,224 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:21:31,224 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:21:31,224 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:21:31,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:21:30" (1/1) ... [2022-11-03 02:21:31,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:21:31,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:21:31,321 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:21:31,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:21:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 02:21:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-11-03 02:21:31,378 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-11-03 02:21:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-11-03 02:21:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 02:21:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 02:21:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 02:21:31,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 02:21:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 02:21:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 02:21:31,380 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 02:21:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-03 02:21:31,380 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-03 02:21:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 02:21:31,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 02:21:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure get_rdac_data [2022-11-03 02:21:31,381 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rdac_data [2022-11-03 02:21:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure blk_put_request [2022-11-03 02:21:31,381 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_put_request [2022-11-03 02:21:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-11-03 02:21:31,382 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-11-03 02:21:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 02:21:31,382 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 02:21:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 02:21:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-03 02:21:31,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-03 02:21:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure send_mode_select [2022-11-03 02:21:31,383 INFO L138 BoogieDeclarations]: Found implementation of procedure send_mode_select [2022-11-03 02:21:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-11-03 02:21:31,383 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-11-03 02:21:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 02:21:31,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 02:21:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-03 02:21:31,385 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-03 02:21:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-03 02:21:31,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-03 02:21:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 02:21:31,386 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 02:21:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 02:21:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-03 02:21:31,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-03 02:21:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_unregister_device_handler [2022-11-03 02:21:31,386 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_unregister_device_handler [2022-11-03 02:21:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-03 02:21:31,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-03 02:21:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-03 02:21:31,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-03 02:21:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:21:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure submit_inquiry [2022-11-03 02:21:31,390 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_inquiry [2022-11-03 02:21:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_bus_detach [2022-11-03 02:21:31,391 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_bus_detach [2022-11-03 02:21:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 02:21:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 02:21:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_match [2022-11-03 02:21:31,392 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_match [2022-11-03 02:21:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-03 02:21:31,392 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-03 02:21:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-03 02:21:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure blk_execute_rq [2022-11-03 02:21:31,394 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_execute_rq [2022-11-03 02:21:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:21:31,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:21:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 02:21:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-11-03 02:21:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2022-11-03 02:21:31,395 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2022-11-03 02:21:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-03 02:21:31,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-03 02:21:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure check_ownership [2022-11-03 02:21:31,396 INFO L138 BoogieDeclarations]: Found implementation of procedure check_ownership [2022-11-03 02:21:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2022-11-03 02:21:31,396 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2022-11-03 02:21:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 02:21:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 02:21:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure get_rdac_req [2022-11-03 02:21:31,397 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rdac_req [2022-11-03 02:21:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-03 02:21:31,398 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-03 02:21:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-03 02:21:31,398 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-03 02:21:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-03 02:21:31,399 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-03 02:21:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-03 02:21:31,400 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-03 02:21:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-03 02:21:31,400 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-03 02:21:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-03 02:21:31,401 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-03 02:21:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:21:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-11-03 02:21:31,403 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-11-03 02:21:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 02:21:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:21:31,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:21:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-03 02:21:31,404 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-03 02:21:32,054 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:21:32,057 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:21:32,558 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 02:21:34,479 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:21:35,191 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:21:35,192 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-03 02:21:35,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:21:35 BoogieIcfgContainer [2022-11-03 02:21:35,199 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:21:35,203 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:21:35,203 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:21:35,208 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:21:35,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:21:28" (1/3) ... [2022-11-03 02:21:35,210 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@340600cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:21:35, skipping insertion in model container [2022-11-03 02:21:35,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:21:30" (2/3) ... [2022-11-03 02:21:35,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@340600cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:21:35, skipping insertion in model container [2022-11-03 02:21:35,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:21:35" (3/3) ... [2022-11-03 02:21:35,217 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--device_handler--scsi_dh_rdac.ko-entry_point.cil.out.i [2022-11-03 02:21:35,265 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:21:35,267 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 02:21:35,380 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:21:35,395 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4a1e6b2a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:21:35,395 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 02:21:35,406 INFO L276 IsEmpty]: Start isEmpty. Operand has 430 states, 275 states have (on average 1.4) internal successors, (385), 295 states have internal predecessors, (385), 115 states have call successors, (115), 39 states have call predecessors, (115), 38 states have return successors, (111), 110 states have call predecessors, (111), 111 states have call successors, (111) [2022-11-03 02:21:35,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-03 02:21:35,420 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:21:35,421 INFO L195 NwaCegarLoop]: 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, 1, 1] [2022-11-03 02:21:35,422 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:21:35,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:21:35,428 INFO L85 PathProgramCache]: Analyzing trace with hash -521878411, now seen corresponding path program 1 times [2022-11-03 02:21:35,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:21:35,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861442041] [2022-11-03 02:21:35,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:21:35,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:21:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:21:36,208 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-03 02:21:36,209 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:21:36,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861442041] [2022-11-03 02:21:36,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861442041] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:21:36,210 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:21:36,210 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:21:36,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587368293] [2022-11-03 02:21:36,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:21:36,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:21:36,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:21:36,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:21:36,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:21:36,269 INFO L87 Difference]: Start difference. First operand has 430 states, 275 states have (on average 1.4) internal successors, (385), 295 states have internal predecessors, (385), 115 states have call successors, (115), 39 states have call predecessors, (115), 38 states have return successors, (111), 110 states have call predecessors, (111), 111 states have call successors, (111) Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-11-03 02:21:37,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:21:37,365 INFO L93 Difference]: Finished difference Result 1041 states and 1471 transitions. [2022-11-03 02:21:37,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:21:37,368 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 56 [2022-11-03 02:21:37,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:21:37,389 INFO L225 Difference]: With dead ends: 1041 [2022-11-03 02:21:37,389 INFO L226 Difference]: Without dead ends: 573 [2022-11-03 02:21:37,399 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:21:37,403 INFO L413 NwaCegarLoop]: 581 mSDtfsCounter, 262 mSDsluCounter, 570 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 1073 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-03 02:21:37,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [262 Valid, 1073 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 191 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-03 02:21:37,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2022-11-03 02:21:37,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 569. [2022-11-03 02:21:37,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 569 states, 373 states have (on average 1.3726541554959786) internal successors, (512), 389 states have internal predecessors, (512), 139 states have call successors, (139), 57 states have call predecessors, (139), 56 states have return successors, (138), 137 states have call predecessors, (138), 138 states have call successors, (138) [2022-11-03 02:21:37,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 569 states and 789 transitions. [2022-11-03 02:21:37,581 INFO L78 Accepts]: Start accepts. Automaton has 569 states and 789 transitions. Word has length 56 [2022-11-03 02:21:37,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:21:37,582 INFO L495 AbstractCegarLoop]: Abstraction has 569 states and 789 transitions. [2022-11-03 02:21:37,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-11-03 02:21:37,583 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 789 transitions. [2022-11-03 02:21:37,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-03 02:21:37,592 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:21:37,592 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-03 02:21:37,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 02:21:37,593 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:21:37,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:21:37,595 INFO L85 PathProgramCache]: Analyzing trace with hash 709430441, now seen corresponding path program 1 times [2022-11-03 02:21:37,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:21:37,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288071645] [2022-11-03 02:21:37,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:21:37,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:21:37,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:21:38,113 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-03 02:21:38,114 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:21:38,114 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288071645] [2022-11-03 02:21:38,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288071645] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:21:38,115 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:21:38,115 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:21:38,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749426086] [2022-11-03 02:21:38,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:21:38,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:21:38,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:21:38,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:21:38,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:21:38,121 INFO L87 Difference]: Start difference. First operand 569 states and 789 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-03 02:21:39,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:21:39,833 INFO L93 Difference]: Finished difference Result 1574 states and 2287 transitions. [2022-11-03 02:21:39,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:21:39,834 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 80 [2022-11-03 02:21:39,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:21:39,845 INFO L225 Difference]: With dead ends: 1574 [2022-11-03 02:21:39,845 INFO L226 Difference]: Without dead ends: 1022 [2022-11-03 02:21:39,849 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:21:39,851 INFO L413 NwaCegarLoop]: 807 mSDtfsCounter, 512 mSDsluCounter, 1483 mSDsCounter, 0 mSdLazyCounter, 309 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 563 SdHoareTripleChecker+Valid, 2114 SdHoareTripleChecker+Invalid, 404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 309 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-03 02:21:39,852 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [563 Valid, 2114 Invalid, 404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 309 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-03 02:21:39,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1022 states. [2022-11-03 02:21:39,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1022 to 571. [2022-11-03 02:21:39,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 571 states, 375 states have (on average 1.3706666666666667) internal successors, (514), 391 states have internal predecessors, (514), 139 states have call successors, (139), 57 states have call predecessors, (139), 56 states have return successors, (138), 137 states have call predecessors, (138), 138 states have call successors, (138) [2022-11-03 02:21:39,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 791 transitions. [2022-11-03 02:21:39,937 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 791 transitions. Word has length 80 [2022-11-03 02:21:39,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:21:39,938 INFO L495 AbstractCegarLoop]: Abstraction has 571 states and 791 transitions. [2022-11-03 02:21:39,939 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-03 02:21:39,939 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 791 transitions. [2022-11-03 02:21:39,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-03 02:21:39,943 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:21:39,943 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-03 02:21:39,944 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 02:21:39,944 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:21:39,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:21:39,945 INFO L85 PathProgramCache]: Analyzing trace with hash 1335088691, now seen corresponding path program 1 times [2022-11-03 02:21:39,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:21:39,946 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428794294] [2022-11-03 02:21:39,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:21:39,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:21:40,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:21:40,394 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-03 02:21:40,395 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:21:40,395 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428794294] [2022-11-03 02:21:40,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428794294] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:21:40,396 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:21:40,396 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:21:40,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897655083] [2022-11-03 02:21:40,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:21:40,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:21:40,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:21:40,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:21:40,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:21:40,400 INFO L87 Difference]: Start difference. First operand 571 states and 791 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-03 02:21:41,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:21:41,003 INFO L93 Difference]: Finished difference Result 657 states and 903 transitions. [2022-11-03 02:21:41,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:21:41,004 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 81 [2022-11-03 02:21:41,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:21:41,011 INFO L225 Difference]: With dead ends: 657 [2022-11-03 02:21:41,015 INFO L226 Difference]: Without dead ends: 654 [2022-11-03 02:21:41,016 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:21:41,018 INFO L413 NwaCegarLoop]: 542 mSDtfsCounter, 455 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 455 SdHoareTripleChecker+Valid, 719 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:21:41,022 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [455 Valid, 719 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-03 02:21:41,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 654 states. [2022-11-03 02:21:41,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 654 to 637. [2022-11-03 02:21:41,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 637 states, 411 states have (on average 1.367396593673966) internal successors, (562), 435 states have internal predecessors, (562), 156 states have call successors, (156), 72 states have call predecessors, (156), 69 states have return successors, (160), 148 states have call predecessors, (160), 155 states have call successors, (160) [2022-11-03 02:21:41,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 637 states and 878 transitions. [2022-11-03 02:21:41,107 INFO L78 Accepts]: Start accepts. Automaton has 637 states and 878 transitions. Word has length 81 [2022-11-03 02:21:41,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:21:41,108 INFO L495 AbstractCegarLoop]: Abstraction has 637 states and 878 transitions. [2022-11-03 02:21:41,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-03 02:21:41,109 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 878 transitions. [2022-11-03 02:21:41,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-11-03 02:21:41,122 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:21:41,122 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:21:41,122 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 02:21:41,123 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:21:41,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:21:41,124 INFO L85 PathProgramCache]: Analyzing trace with hash -758733258, now seen corresponding path program 1 times [2022-11-03 02:21:41,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:21:41,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887533237] [2022-11-03 02:21:41,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:21:41,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:21:41,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:21:41,696 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2022-11-03 02:21:41,697 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:21:41,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887533237] [2022-11-03 02:21:41,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887533237] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:21:41,697 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:21:41,698 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:21:41,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381002406] [2022-11-03 02:21:41,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:21:41,700 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:21:41,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:21:41,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:21:41,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:21:41,702 INFO L87 Difference]: Start difference. First operand 637 states and 878 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:21:45,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:21:45,076 INFO L93 Difference]: Finished difference Result 2048 states and 3008 transitions. [2022-11-03 02:21:45,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-03 02:21:45,077 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 156 [2022-11-03 02:21:45,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:21:45,094 INFO L225 Difference]: With dead ends: 2048 [2022-11-03 02:21:45,095 INFO L226 Difference]: Without dead ends: 1428 [2022-11-03 02:21:45,101 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-03 02:21:45,109 INFO L413 NwaCegarLoop]: 892 mSDtfsCounter, 1022 mSDsluCounter, 2448 mSDsCounter, 0 mSdLazyCounter, 448 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1073 SdHoareTripleChecker+Valid, 3036 SdHoareTripleChecker+Invalid, 622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:21:45,111 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1073 Valid, 3036 Invalid, 622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 448 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-11-03 02:21:45,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1428 states. [2022-11-03 02:21:45,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1428 to 640. [2022-11-03 02:21:45,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 640 states, 414 states have (on average 1.3647342995169083) internal successors, (565), 438 states have internal predecessors, (565), 156 states have call successors, (156), 72 states have call predecessors, (156), 69 states have return successors, (160), 148 states have call predecessors, (160), 155 states have call successors, (160) [2022-11-03 02:21:45,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 881 transitions. [2022-11-03 02:21:45,205 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 881 transitions. Word has length 156 [2022-11-03 02:21:45,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:21:45,206 INFO L495 AbstractCegarLoop]: Abstraction has 640 states and 881 transitions. [2022-11-03 02:21:45,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:21:45,206 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 881 transitions. [2022-11-03 02:21:45,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-11-03 02:21:45,217 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:21:45,218 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:21:45,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 02:21:45,218 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:21:45,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:21:45,219 INFO L85 PathProgramCache]: Analyzing trace with hash 283985172, now seen corresponding path program 1 times [2022-11-03 02:21:45,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:21:45,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190847863] [2022-11-03 02:21:45,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:21:45,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:21:45,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:21:45,736 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-11-03 02:21:45,737 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:21:45,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190847863] [2022-11-03 02:21:45,738 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190847863] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:21:45,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [466572726] [2022-11-03 02:21:45,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:21:45,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:21:45,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:21:45,743 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:21:45,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 02:21:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:21:46,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 2432 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-03 02:21:46,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:21:46,735 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-03 02:21:46,736 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:21:46,736 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [466572726] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:21:46,736 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 02:21:46,737 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-03 02:21:46,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94727269] [2022-11-03 02:21:46,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:21:46,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:21:46,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:21:46,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:21:46,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:21:46,739 INFO L87 Difference]: Start difference. First operand 640 states and 881 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-03 02:21:47,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:21:47,912 INFO L93 Difference]: Finished difference Result 1264 states and 1743 transitions. [2022-11-03 02:21:47,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:21:47,914 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 170 [2022-11-03 02:21:47,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:21:47,920 INFO L225 Difference]: With dead ends: 1264 [2022-11-03 02:21:47,921 INFO L226 Difference]: Without dead ends: 641 [2022-11-03 02:21:47,925 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:21:47,934 INFO L413 NwaCegarLoop]: 509 mSDtfsCounter, 0 mSDsluCounter, 587 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1015 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:21:47,938 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1015 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-03 02:21:47,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 641 states. [2022-11-03 02:21:47,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 641 to 641. [2022-11-03 02:21:47,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 641 states, 415 states have (on average 1.363855421686747) internal successors, (566), 439 states have internal predecessors, (566), 156 states have call successors, (156), 72 states have call predecessors, (156), 69 states have return successors, (160), 148 states have call predecessors, (160), 155 states have call successors, (160) [2022-11-03 02:21:47,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 641 states and 882 transitions. [2022-11-03 02:21:47,988 INFO L78 Accepts]: Start accepts. Automaton has 641 states and 882 transitions. Word has length 170 [2022-11-03 02:21:47,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:21:47,991 INFO L495 AbstractCegarLoop]: Abstraction has 641 states and 882 transitions. [2022-11-03 02:21:47,992 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-03 02:21:47,992 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 882 transitions. [2022-11-03 02:21:47,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-11-03 02:21:47,998 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:21:47,998 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:21:48,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-03 02:21:48,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:21:48,216 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:21:48,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:21:48,216 INFO L85 PathProgramCache]: Analyzing trace with hash 777169337, now seen corresponding path program 1 times [2022-11-03 02:21:48,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:21:48,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531462123] [2022-11-03 02:21:48,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:21:48,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:21:48,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:21:48,846 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-11-03 02:21:48,848 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:21:48,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531462123] [2022-11-03 02:21:48,852 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531462123] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:21:48,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1797593048] [2022-11-03 02:21:48,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:21:48,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:21:48,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:21:48,855 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:21:48,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 02:21:49,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:21:49,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 2447 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-03 02:21:49,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:21:49,910 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-11-03 02:21:49,910 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:21:49,910 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1797593048] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:21:49,911 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 02:21:49,911 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2022-11-03 02:21:49,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735152530] [2022-11-03 02:21:49,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:21:49,913 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:21:49,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:21:49,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:21:49,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-11-03 02:21:49,915 INFO L87 Difference]: Start difference. First operand 641 states and 882 transitions. Second operand has 6 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 3 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-03 02:21:52,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:21:52,163 INFO L93 Difference]: Finished difference Result 1434 states and 2015 transitions. [2022-11-03 02:21:52,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:21:52,164 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 3 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) Word has length 171 [2022-11-03 02:21:52,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:21:52,171 INFO L225 Difference]: With dead ends: 1434 [2022-11-03 02:21:52,171 INFO L226 Difference]: Without dead ends: 810 [2022-11-03 02:21:52,175 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-11-03 02:21:52,176 INFO L413 NwaCegarLoop]: 680 mSDtfsCounter, 150 mSDsluCounter, 2934 mSDsCounter, 0 mSdLazyCounter, 510 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 3234 SdHoareTripleChecker+Invalid, 510 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 510 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:21:52,177 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 3234 Invalid, 510 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 510 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-03 02:21:52,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 810 states. [2022-11-03 02:21:52,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 810 to 645. [2022-11-03 02:21:52,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 645 states, 418 states have (on average 1.361244019138756) internal successors, (569), 441 states have internal predecessors, (569), 156 states have call successors, (156), 72 states have call predecessors, (156), 70 states have return successors, (164), 149 states have call predecessors, (164), 155 states have call successors, (164) [2022-11-03 02:21:52,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 645 states and 889 transitions. [2022-11-03 02:21:52,231 INFO L78 Accepts]: Start accepts. Automaton has 645 states and 889 transitions. Word has length 171 [2022-11-03 02:21:52,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:21:52,232 INFO L495 AbstractCegarLoop]: Abstraction has 645 states and 889 transitions. [2022-11-03 02:21:52,233 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 3 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-03 02:21:52,233 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 889 transitions. [2022-11-03 02:21:52,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-11-03 02:21:52,240 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:21:52,241 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:21:52,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-03 02:21:52,464 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:21:52,464 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:21:52,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:21:52,464 INFO L85 PathProgramCache]: Analyzing trace with hash -470108445, now seen corresponding path program 1 times [2022-11-03 02:21:52,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:21:52,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881175240] [2022-11-03 02:21:52,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:21:52,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:21:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:21:53,073 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2022-11-03 02:21:53,073 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:21:53,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881175240] [2022-11-03 02:21:53,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881175240] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:21:53,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1300739284] [2022-11-03 02:21:53,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:21:53,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:21:53,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:21:53,076 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:21:53,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-03 02:21:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:21:54,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 2726 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-03 02:21:54,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:21:54,111 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-11-03 02:21:54,111 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 02:21:54,408 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2022-11-03 02:21:54,408 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1300739284] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 02:21:54,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [53445888] [2022-11-03 02:21:54,446 INFO L159 IcfgInterpreter]: Started Sifa with 114 locations of interest [2022-11-03 02:21:54,446 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 02:21:54,454 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 02:21:54,461 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 02:21:54,462 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 02:21:58,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:21:58,118 INFO L244 Elim1Store]: Index analysis took 239 ms [2022-11-03 02:22:07,622 WARN L234 SmtUtils]: Spent 9.46s on a formula simplification. DAG size of input: 973 DAG size of output: 531 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 02:22:07,643 INFO L356 Elim1Store]: treesize reduction 1584, result has 33.4 percent of original size [2022-11-03 02:22:07,646 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 91 select indices, 91 select index equivalence classes, 4007 disjoint index pairs (out of 4095 index pairs), introduced 91 new quantified variables, introduced 176 case distinctions, treesize of input 462 treesize of output 1081 [2022-11-03 02:22:09,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:09,247 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 89 select indices, 89 select index equivalence classes, 4006 disjoint index pairs (out of 3916 index pairs), introduced 89 new quantified variables, introduced 0 case distinctions, treesize of input 452 treesize of output 718 [2022-11-03 02:22:15,057 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 02:22:15,063 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 02:22:15,075 INFO L390 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 [2022-11-03 02:22:17,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:17,469 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 91 select indices, 91 select index equivalence classes, 4095 disjoint index pairs (out of 4095 index pairs), introduced 91 new quantified variables, introduced 0 case distinctions, treesize of input 456 treesize of output 274 [2022-11-03 02:22:18,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:18,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:18,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:18,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:18,225 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 222 select indices, 222 select index equivalence classes, 1459 disjoint index pairs (out of 24531 index pairs), introduced 222 new quantified variables, introduced 0 case distinctions, treesize of input 1563 treesize of output 667 [2022-11-03 02:22:19,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:19,086 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 90 select indices, 90 select index equivalence classes, 4006 disjoint index pairs (out of 4005 index pairs), introduced 90 new quantified variables, introduced 0 case distinctions, treesize of input 451 treesize of output 271 [2022-11-03 02:22:25,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:25,533 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 91 select indices, 91 select index equivalence classes, 4095 disjoint index pairs (out of 4095 index pairs), introduced 91 new quantified variables, introduced 0 case distinctions, treesize of input 456 treesize of output 274 [2022-11-03 02:22:26,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:26,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:26,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:26,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:26,362 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 222 select indices, 222 select index equivalence classes, 1459 disjoint index pairs (out of 24531 index pairs), introduced 222 new quantified variables, introduced 0 case distinctions, treesize of input 1563 treesize of output 667 [2022-11-03 02:22:27,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:22:27,070 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 90 select indices, 90 select index equivalence classes, 4006 disjoint index pairs (out of 4005 index pairs), introduced 90 new quantified variables, introduced 0 case distinctions, treesize of input 451 treesize of output 271 [2022-11-03 02:22:29,483 INFO L390 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 [2022-11-03 02:22:29,553 INFO L390 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 [2022-11-03 02:22:29,746 INFO L390 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 [2022-11-03 02:22:30,876 INFO L390 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 [2022-11-03 02:22:30,959 INFO L390 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 [2022-11-03 02:22:31,185 INFO L390 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 [2022-11-03 02:22:42,712 INFO L390 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 [2022-11-03 02:22:42,814 INFO L390 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 [2022-11-03 02:22:42,889 INFO L390 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 [2022-11-03 02:22:43,361 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:22:43,371 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:22:43,376 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:22:51,696 INFO L390 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 [2022-11-03 02:22:51,828 INFO L390 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 [2022-11-03 02:22:52,127 INFO L390 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 [2022-11-03 02:22:52,529 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:22:52,540 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:22:52,569 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:23:09,918 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:23:09,933 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:23:10,238 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:23:10,253 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:23:22,445 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:23:22,460 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:23:22,705 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:23:22,723 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:23:47,703 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_init_zalloc with input of size 95 for LOIs [2022-11-03 02:23:47,749 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 02:23:47,764 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 02:23:48,190 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 114 for LOIs [2022-11-03 02:23:48,201 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 116 for LOIs [2022-11-03 02:23:48,244 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 840 for LOIs [2022-11-03 02:23:50,047 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 02:24:41,421 WARN L234 SmtUtils]: Spent 51.17s on a formula simplification. DAG size of input: 1661 DAG size of output: 1489 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:24:58,655 WARN L234 SmtUtils]: Spent 13.09s on a formula simplification. DAG size of input: 807 DAG size of output: 802 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:25:12,228 WARN L234 SmtUtils]: Spent 13.18s on a formula simplification. DAG size of input: 810 DAG size of output: 805 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:25:33,409 WARN L234 SmtUtils]: Spent 19.84s on a formula simplification. DAG size of input: 921 DAG size of output: 831 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:25:52,386 WARN L234 SmtUtils]: Spent 17.49s on a formula simplification. DAG size of input: 925 DAG size of output: 820 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:26:11,539 WARN L234 SmtUtils]: Spent 17.44s on a formula simplification. DAG size of input: 948 DAG size of output: 830 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:26:31,810 WARN L234 SmtUtils]: Spent 18.48s on a formula simplification. DAG size of input: 968 DAG size of output: 851 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:26:43,978 WARN L234 SmtUtils]: Spent 11.55s on a formula simplification. DAG size of input: 840 DAG size of output: 813 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:26:55,888 WARN L234 SmtUtils]: Spent 11.24s on a formula simplification. DAG size of input: 842 DAG size of output: 815 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:26:55,943 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [53445888] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:26:55,943 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-03 02:26:55,943 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [4, 4, 4] total 26 [2022-11-03 02:26:55,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827639908] [2022-11-03 02:26:55,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:26:55,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-11-03 02:26:55,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:26:55,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-11-03 02:26:55,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=574, Unknown=0, NotChecked=0, Total=650 [2022-11-03 02:26:55,945 INFO L87 Difference]: Start difference. First operand 645 states and 889 transitions. Second operand has 21 states, 12 states have (on average 6.666666666666667) internal successors, (80), 11 states have internal predecessors, (80), 7 states have call successors, (23), 5 states have call predecessors, (23), 4 states have return successors, (21), 6 states have call predecessors, (21), 7 states have call successors, (21) [2022-11-03 02:27:21,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:27:21,971 INFO L93 Difference]: Finished difference Result 1278 states and 1763 transitions. [2022-11-03 02:27:21,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-03 02:27:21,972 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 12 states have (on average 6.666666666666667) internal successors, (80), 11 states have internal predecessors, (80), 7 states have call successors, (23), 5 states have call predecessors, (23), 4 states have return successors, (21), 6 states have call predecessors, (21), 7 states have call successors, (21) Word has length 183 [2022-11-03 02:27:21,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:27:21,975 INFO L225 Difference]: With dead ends: 1278 [2022-11-03 02:27:21,976 INFO L226 Difference]: Without dead ends: 649 [2022-11-03 02:27:21,978 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 551 GetRequests, 524 SyntacticMatches, 3 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 185.9s TimeCoverageRelationStatistics Valid=76, Invalid=574, Unknown=0, NotChecked=0, Total=650 [2022-11-03 02:27:21,979 INFO L413 NwaCegarLoop]: 501 mSDtfsCounter, 6 mSDsluCounter, 6193 mSDsCounter, 0 mSdLazyCounter, 2748 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 6196 SdHoareTripleChecker+Invalid, 3299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2748 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 551 IncrementalHoareTripleChecker+Unchecked, 25.8s IncrementalHoareTripleChecker+Time [2022-11-03 02:27:21,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 6196 Invalid, 3299 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2748 Invalid, 0 Unknown, 551 Unchecked, 25.8s Time] [2022-11-03 02:27:21,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 649 states. [2022-11-03 02:27:22,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 649 to 649. [2022-11-03 02:27:22,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 649 states, 421 states have (on average 1.3586698337292162) internal successors, (572), 443 states have internal predecessors, (572), 156 states have call successors, (156), 74 states have call predecessors, (156), 71 states have return successors, (164), 149 states have call predecessors, (164), 155 states have call successors, (164) [2022-11-03 02:27:22,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 649 states and 892 transitions. [2022-11-03 02:27:22,058 INFO L78 Accepts]: Start accepts. Automaton has 649 states and 892 transitions. Word has length 183 [2022-11-03 02:27:22,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:27:22,059 INFO L495 AbstractCegarLoop]: Abstraction has 649 states and 892 transitions. [2022-11-03 02:27:22,059 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 12 states have (on average 6.666666666666667) internal successors, (80), 11 states have internal predecessors, (80), 7 states have call successors, (23), 5 states have call predecessors, (23), 4 states have return successors, (21), 6 states have call predecessors, (21), 7 states have call successors, (21) [2022-11-03 02:27:22,059 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 892 transitions. [2022-11-03 02:27:22,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-11-03 02:27:22,065 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:27:22,065 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:27:22,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-03 02:27:22,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:27:22,279 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:27:22,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:27:22,280 INFO L85 PathProgramCache]: Analyzing trace with hash 892006719, now seen corresponding path program 1 times [2022-11-03 02:27:22,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:27:22,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694280267] [2022-11-03 02:27:22,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:27:22,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:27:22,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:27:22,705 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2022-11-03 02:27:22,705 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:27:22,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694280267] [2022-11-03 02:27:22,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [694280267] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:27:22,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [243651520] [2022-11-03 02:27:22,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:27:22,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:27:22,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:27:22,707 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:27:22,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e98ecf8b-e9c0-45b6-ae72-ce81d6f7931f/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-03 02:27:23,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:27:23,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 2741 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-03 02:27:23,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:27:23,553 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 37 proven. 1 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-11-03 02:27:23,553 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 02:27:23,750 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2022-11-03 02:27:23,751 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [243651520] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 02:27:23,751 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [155089798] [2022-11-03 02:27:23,760 INFO L159 IcfgInterpreter]: Started Sifa with 114 locations of interest [2022-11-03 02:27:23,760 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 02:27:23,761 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 02:27:23,761 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 02:27:23,762 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 02:27:25,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:27:25,697 INFO L244 Elim1Store]: Index analysis took 180 ms [2022-11-03 02:27:33,404 WARN L234 SmtUtils]: Spent 7.69s on a formula simplification. DAG size of input: 973 DAG size of output: 531 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 02:27:33,407 INFO L356 Elim1Store]: treesize reduction 1584, result has 33.4 percent of original size [2022-11-03 02:27:33,408 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 91 select indices, 91 select index equivalence classes, 4007 disjoint index pairs (out of 4095 index pairs), introduced 91 new quantified variables, introduced 176 case distinctions, treesize of input 462 treesize of output 1081 [2022-11-03 02:27:34,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:27:34,475 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 89 select indices, 89 select index equivalence classes, 4006 disjoint index pairs (out of 3916 index pairs), introduced 89 new quantified variables, introduced 0 case distinctions, treesize of input 452 treesize of output 718 [2022-11-03 02:27:38,742 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 02:27:38,747 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 02:27:38,754 INFO L390 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 [2022-11-03 02:27:40,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:27:40,396 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 91 select indices, 91 select index equivalence classes, 4095 disjoint index pairs (out of 4095 index pairs), introduced 91 new quantified variables, introduced 0 case distinctions, treesize of input 456 treesize of output 274 [2022-11-03 02:27:40,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:27:40,775 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 90 select indices, 90 select index equivalence classes, 4006 disjoint index pairs (out of 4005 index pairs), introduced 90 new quantified variables, introduced 0 case distinctions, treesize of input 451 treesize of output 271 [2022-11-03 02:27:41,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:27:41,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:27:41,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:27:41,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:27:41,244 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 222 select indices, 222 select index equivalence classes, 1459 disjoint index pairs (out of 24531 index pairs), introduced 222 new quantified variables, introduced 0 case distinctions, treesize of input 1563 treesize of output 667 [2022-11-03 02:27:46,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:27:46,444 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 91 select indices, 91 select index equivalence classes, 4095 disjoint index pairs (out of 4095 index pairs), introduced 91 new quantified variables, introduced 0 case distinctions, treesize of input 456 treesize of output 274 [2022-11-03 02:27:46,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:27:46,855 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 90 select indices, 90 select index equivalence classes, 4006 disjoint index pairs (out of 4005 index pairs), introduced 90 new quantified variables, introduced 0 case distinctions, treesize of input 451 treesize of output 271 [2022-11-03 02:27:47,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:27:47,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:27:47,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:27:47,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:27:47,666 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 222 select indices, 222 select index equivalence classes, 1459 disjoint index pairs (out of 24531 index pairs), introduced 222 new quantified variables, introduced 0 case distinctions, treesize of input 1563 treesize of output 667 [2022-11-03 02:27:57,600 INFO L390 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 [2022-11-03 02:27:57,681 INFO L390 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 [2022-11-03 02:27:57,859 INFO L390 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 [2022-11-03 02:27:58,140 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:27:58,149 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:27:58,172 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:28:05,619 INFO L390 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 [2022-11-03 02:28:05,670 INFO L390 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 [2022-11-03 02:28:05,827 INFO L390 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 [2022-11-03 02:28:06,220 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:28:06,223 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:28:06,239 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:28:18,996 INFO L390 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 [2022-11-03 02:28:19,100 INFO L390 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 [2022-11-03 02:28:19,243 INFO L390 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 [2022-11-03 02:28:19,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:28:19,569 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:28:19,583 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:28:29,023 INFO L390 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 [2022-11-03 02:28:29,161 INFO L390 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 [2022-11-03 02:28:29,251 INFO L390 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 [2022-11-03 02:28:29,628 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:28:29,640 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:28:29,648 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:28:42,198 INFO L390 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 [2022-11-03 02:28:42,202 INFO L390 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 [2022-11-03 02:28:42,208 INFO L390 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 [2022-11-03 02:28:42,223 INFO L390 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 66 treesize of output 65 [2022-11-03 02:28:42,231 INFO L390 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 64 treesize of output 63 [2022-11-03 02:28:42,244 INFO L390 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 64 treesize of output 63 [2022-11-03 02:28:42,262 INFO L390 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 [2022-11-03 02:28:42,268 INFO L390 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 [2022-11-03 02:28:42,276 INFO L390 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 [2022-11-03 02:28:44,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,217 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 73 select indices, 73 select index equivalence classes, 1310 disjoint index pairs (out of 2628 index pairs), introduced 73 new quantified variables, introduced 0 case distinctions, treesize of input 650 treesize of output 222 [2022-11-03 02:28:44,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:44,556 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 73 select indices, 73 select index equivalence classes, 1310 disjoint index pairs (out of 2628 index pairs), introduced 73 new quantified variables, introduced 0 case distinctions, treesize of input 648 treesize of output 220 [2022-11-03 02:28:44,697 INFO L390 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 [2022-11-03 02:28:44,908 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:28:44,923 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:28:58,172 INFO L390 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 [2022-11-03 02:28:58,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,401 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 73 select indices, 73 select index equivalence classes, 1310 disjoint index pairs (out of 2628 index pairs), introduced 73 new quantified variables, introduced 0 case distinctions, treesize of input 648 treesize of output 220 [2022-11-03 02:28:58,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:28:58,675 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 73 select indices, 73 select index equivalence classes, 1310 disjoint index pairs (out of 2628 index pairs), introduced 73 new quantified variables, introduced 0 case distinctions, treesize of input 650 treesize of output 222 [2022-11-03 02:28:58,901 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:29:00,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:29:00,662 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-03 02:29:00,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:29:00,828 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2022-11-03 02:29:01,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:29:01,783 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 02:29:01,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:29:01,863 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 02:29:02,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:29:02,525 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 02:29:02,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:29:02,660 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 02:29:03,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:29:03,978 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-03 02:29:09,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:29:09,152 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-03 02:29:15,389 INFO L356 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-03 02:29:15,389 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2022-11-03 02:29:15,422 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-03 02:29:15,638 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 02:29:15,664 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 02:29:15,840 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 02:29:15,888 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 02:29:16,120 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:29:18,515 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 02:29:18,557 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 02:29:49,841 INFO L197 IcfgInterpreter]: Interpreting procedure kmalloc with input of size 122 for LOIs [2022-11-03 02:29:50,164 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_init_zalloc with input of size 1764 for LOIs [2022-11-03 02:29:56,504 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 02:29:57,076 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 02:30:04,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:04,953 INFO L244 Elim1Store]: Index analysis took 369 ms [2022-11-03 02:30:05,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:05,568 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 90 select indices, 90 select index equivalence classes, 4098 disjoint index pairs (out of 4005 index pairs), introduced 90 new quantified variables, introduced 0 case distinctions, treesize of input 457 treesize of output 1 [2022-11-03 02:30:17,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:17,693 INFO L244 Elim1Store]: Index analysis took 384 ms [2022-11-03 02:30:18,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:18,323 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 90 select indices, 90 select index equivalence classes, 4098 disjoint index pairs (out of 4005 index pairs), introduced 90 new quantified variables, introduced 0 case distinctions, treesize of input 457 treesize of output 1 [2022-11-03 02:30:31,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:31,430 INFO L244 Elim1Store]: Index analysis took 420 ms [2022-11-03 02:30:32,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:30:32,067 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 90 select indices, 90 select index equivalence classes, 4098 disjoint index pairs (out of 4005 index pairs), introduced 90 new quantified variables, introduced 0 case distinctions, treesize of input 457 treesize of output 1 [2022-11-03 02:30:32,100 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 112 for LOIs [2022-11-03 02:30:32,110 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 177 for LOIs [2022-11-03 02:30:32,235 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 119 for LOIs [2022-11-03 02:30:32,332 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 840 for LOIs [2022-11-03 02:30:41,157 INFO L390 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 [2022-11-03 02:30:41,168 INFO L390 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 [2022-11-03 02:30:41,190 INFO L390 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 [2022-11-03 02:30:41,214 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 02:31:23,958 WARN L234 SmtUtils]: Spent 42.55s on a formula simplification. DAG size of input: 1661 DAG size of output: 1489 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:31:34,407 WARN L234 SmtUtils]: Spent 5.02s on a formula simplification. DAG size of input: 1780 DAG size of output: 108 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:31:59,220 WARN L234 SmtUtils]: Spent 17.44s on a formula simplification. DAG size of input: 901 DAG size of output: 804 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:32:17,662 WARN L234 SmtUtils]: Spent 17.38s on a formula simplification. DAG size of input: 905 DAG size of output: 807 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:32:36,928 WARN L234 SmtUtils]: Spent 18.01s on a formula simplification. DAG size of input: 928 DAG size of output: 816 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:32:57,321 WARN L234 SmtUtils]: Spent 19.05s on a formula simplification. DAG size of input: 932 DAG size of output: 826 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:33:19,321 WARN L234 SmtUtils]: Spent 20.30s on a formula simplification. DAG size of input: 955 DAG size of output: 864 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:33:39,932 WARN L234 SmtUtils]: Spent 18.91s on a formula simplification. DAG size of input: 975 DAG size of output: 857 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:33:51,591 WARN L234 SmtUtils]: Spent 11.12s on a formula simplification. DAG size of input: 840 DAG size of output: 813 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:34:20,270 WARN L234 SmtUtils]: Spent 21.69s on a formula simplification. DAG size of input: 695 DAG size of output: 519 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:34:37,752 WARN L234 SmtUtils]: Spent 15.93s on a formula simplification. DAG size of input: 585 DAG size of output: 530 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)