./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-08_1a-drivers--watchdog--pc87413_wdt.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_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/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_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/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_d85da327-bd95-42b2-aec7-87f46e540586/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 8954b1975c9ef274050a4ed05b880cddaf4747278343623028f38a4ef8e6ca73 --- 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 03:27:10,923 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:27:10,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:27:10,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:27:10,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:27:10,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:27:10,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:27:10,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:27:10,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:27:10,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:27:10,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:27:10,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:27:10,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:27:10,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:27:10,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:27:10,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:27:10,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:27:10,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:27:10,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:27:10,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:27:10,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:27:10,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:27:10,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:27:10,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:27:10,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:27:10,996 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:27:10,996 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:27:10,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:27:10,998 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:27:10,999 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:27:11,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:27:11,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:27:11,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:27:11,003 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:27:11,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:27:11,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:27:11,005 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:27:11,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:27:11,006 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:27:11,007 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:27:11,008 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:27:11,009 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 03:27:11,032 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:27:11,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:27:11,033 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:27:11,033 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:27:11,034 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:27:11,034 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:27:11,034 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:27:11,035 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:27:11,035 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:27:11,036 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 03:27:11,036 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:27:11,036 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:27:11,037 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 03:27:11,037 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 03:27:11,037 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:27:11,038 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 03:27:11,038 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 03:27:11,038 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 03:27:11,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:27:11,040 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 03:27:11,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:27:11,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:27:11,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:27:11,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:27:11,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:27:11,042 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:27:11,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:27:11,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:27:11,043 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:27:11,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:27:11,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:27:11,044 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 03:27:11,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:27:11,044 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:27:11,045 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 03:27:11,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 03:27:11,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:27:11,046 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:27:11,046 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_d85da327-bd95-42b2-aec7-87f46e540586/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8954b1975c9ef274050a4ed05b880cddaf4747278343623028f38a4ef8e6ca73 [2022-11-03 03:27:11,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:27:11,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:27:11,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:27:11,300 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:27:11,301 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:27:11,302 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i [2022-11-03 03:27:11,387 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/data/0702bb635/6c6f8ec2319c4982a83fb546062e7709/FLAGb5b54fb34 [2022-11-03 03:27:12,090 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:27:12,093 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i [2022-11-03 03:27:12,132 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/data/0702bb635/6c6f8ec2319c4982a83fb546062e7709/FLAGb5b54fb34 [2022-11-03 03:27:12,253 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/data/0702bb635/6c6f8ec2319c4982a83fb546062e7709 [2022-11-03 03:27:12,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:27:12,257 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:27:12,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:27:12,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:27:12,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:27:12,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:27:12" (1/1) ... [2022-11-03 03:27:12,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a05dfe9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:12, skipping insertion in model container [2022-11-03 03:27:12,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:27:12" (1/1) ... [2022-11-03 03:27:12,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:27:12,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:27:13,268 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_d85da327-bd95-42b2-aec7-87f46e540586/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i[115866,115879] [2022-11-03 03:27:13,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:27:13,339 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 03:27:13,553 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_d85da327-bd95-42b2-aec7-87f46e540586/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i[115866,115879] [2022-11-03 03:27:13,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:27:13,602 INFO L208 MainTranslator]: Completed translation [2022-11-03 03:27:13,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:13 WrapperNode [2022-11-03 03:27:13,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:27:13,604 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 03:27:13,604 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 03:27:13,604 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 03:27:13,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:13" (1/1) ... [2022-11-03 03:27:13,649 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:13" (1/1) ... [2022-11-03 03:27:13,726 INFO L138 Inliner]: procedures = 99, calls = 305, calls flagged for inlining = 40, calls inlined = 37, statements flattened = 880 [2022-11-03 03:27:13,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 03:27:13,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 03:27:13,728 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 03:27:13,728 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 03:27:13,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:13" (1/1) ... [2022-11-03 03:27:13,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:13" (1/1) ... [2022-11-03 03:27:13,755 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:13" (1/1) ... [2022-11-03 03:27:13,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:13" (1/1) ... [2022-11-03 03:27:13,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:13" (1/1) ... [2022-11-03 03:27:13,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:13" (1/1) ... [2022-11-03 03:27:13,832 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:13" (1/1) ... [2022-11-03 03:27:13,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:13" (1/1) ... [2022-11-03 03:27:13,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 03:27:13,857 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 03:27:13,857 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 03:27:13,857 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 03:27:13,858 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:13" (1/1) ... [2022-11-03 03:27:13,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:27:13,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:27:13,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 03:27:13,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 03:27:13,934 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2022-11-03 03:27:13,934 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2022-11-03 03:27:13,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 03:27:13,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 03:27:13,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 03:27:13,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 03:27:13,935 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 03:27:13,935 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable_sw_wd_trg [2022-11-03 03:27:13,935 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable_sw_wd_trg [2022-11-03 03:27:13,935 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2022-11-03 03:27:13,935 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2022-11-03 03:27:13,935 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_sw_wd_trg [2022-11-03 03:27:13,935 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_sw_wd_trg [2022-11-03 03:27:13,935 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-03 03:27:13,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-03 03:27:13,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 03:27:13,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-03 03:27:13,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-03 03:27:13,936 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_write [2022-11-03 03:27:13,936 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_write [2022-11-03 03:27:13,936 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable [2022-11-03 03:27:13,936 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable [2022-11-03 03:27:13,937 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable_sw_wd_tren [2022-11-03 03:27:13,937 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable_sw_wd_tren [2022-11-03 03:27:13,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-03 03:27:13,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-03 03:27:13,937 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 03:27:13,937 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 03:27:13,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 03:27:13,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-03 03:27:13,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-03 03:27:13,938 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_refresh [2022-11-03 03:27:13,938 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_refresh [2022-11-03 03:27:13,938 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_sw_wd_tren [2022-11-03 03:27:13,938 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_sw_wd_tren [2022-11-03 03:27:13,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 03:27:13,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 03:27:13,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 03:27:13,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 03:27:13,939 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable [2022-11-03 03:27:13,939 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable [2022-11-03 03:27:13,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 03:27:13,940 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_wden [2022-11-03 03:27:13,940 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_wden [2022-11-03 03:27:13,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 03:27:13,940 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-03 03:27:13,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-03 03:27:13,962 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2022-11-03 03:27:13,963 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2022-11-03 03:27:13,964 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-03 03:27:13,964 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-03 03:27:13,964 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-11-03 03:27:13,965 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-11-03 03:27:13,965 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-03 03:27:13,965 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-03 03:27:13,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 03:27:13,966 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-03 03:27:13,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-11-03 03:27:13,966 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_swc_bank3 [2022-11-03 03:27:13,967 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_swc_bank3 [2022-11-03 03:27:13,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 03:27:13,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 03:27:13,967 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_programm_wdto [2022-11-03 03:27:13,967 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_programm_wdto [2022-11-03 03:27:14,297 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 03:27:14,299 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 03:27:14,455 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 03:27:16,937 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 03:27:17,089 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 03:27:17,089 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-03 03:27:17,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:27:17 BoogieIcfgContainer [2022-11-03 03:27:17,092 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 03:27:17,094 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 03:27:17,095 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 03:27:17,098 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 03:27:17,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 03:27:12" (1/3) ... [2022-11-03 03:27:17,099 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61428880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:27:17, skipping insertion in model container [2022-11-03 03:27:17,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:13" (2/3) ... [2022-11-03 03:27:17,100 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61428880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:27:17, skipping insertion in model container [2022-11-03 03:27:17,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:27:17" (3/3) ... [2022-11-03 03:27:17,101 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i [2022-11-03 03:27:17,120 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 03:27:17,121 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 03:27:17,190 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 03:27:17,199 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;@7a3b9fd8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 03:27:17,200 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 03:27:17,206 INFO L276 IsEmpty]: Start isEmpty. Operand has 284 states, 159 states have (on average 1.3522012578616351) internal successors, (215), 169 states have internal predecessors, (215), 98 states have call successors, (98), 26 states have call predecessors, (98), 25 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2022-11-03 03:27:17,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-03 03:27:17,229 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:27:17,230 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:27:17,230 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:27:17,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:27:17,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1451098285, now seen corresponding path program 1 times [2022-11-03 03:27:17,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:27:17,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097145248] [2022-11-03 03:27:17,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:27:17,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:27:17,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:27:17,940 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-11-03 03:27:17,941 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:27:17,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2097145248] [2022-11-03 03:27:17,942 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2097145248] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:27:17,942 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:27:17,942 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:27:17,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504166241] [2022-11-03 03:27:17,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:27:17,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:27:17,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:27:17,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:27:17,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:27:17,982 INFO L87 Difference]: Start difference. First operand has 284 states, 159 states have (on average 1.3522012578616351) internal successors, (215), 169 states have internal predecessors, (215), 98 states have call successors, (98), 26 states have call predecessors, (98), 25 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-03 03:27:18,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:27:18,262 INFO L93 Difference]: Finished difference Result 795 states and 1145 transitions. [2022-11-03 03:27:18,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:27:18,264 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 99 [2022-11-03 03:27:18,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:27:18,279 INFO L225 Difference]: With dead ends: 795 [2022-11-03 03:27:18,279 INFO L226 Difference]: Without dead ends: 511 [2022-11-03 03:27:18,284 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 03:27:18,287 INFO L413 NwaCegarLoop]: 473 mSDtfsCounter, 363 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 807 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:27:18,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [363 Valid, 807 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:27:18,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2022-11-03 03:27:18,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 511. [2022-11-03 03:27:18,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 511 states, 291 states have (on average 1.3230240549828178) internal successors, (385), 299 states have internal predecessors, (385), 172 states have call successors, (172), 48 states have call predecessors, (172), 47 states have return successors, (171), 171 states have call predecessors, (171), 171 states have call successors, (171) [2022-11-03 03:27:18,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 511 states and 728 transitions. [2022-11-03 03:27:18,384 INFO L78 Accepts]: Start accepts. Automaton has 511 states and 728 transitions. Word has length 99 [2022-11-03 03:27:18,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:27:18,384 INFO L495 AbstractCegarLoop]: Abstraction has 511 states and 728 transitions. [2022-11-03 03:27:18,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-03 03:27:18,385 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 728 transitions. [2022-11-03 03:27:18,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-11-03 03:27:18,394 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:27:18,394 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:27:18,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 03:27:18,395 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:27:18,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:27:18,396 INFO L85 PathProgramCache]: Analyzing trace with hash 31675573, now seen corresponding path program 1 times [2022-11-03 03:27:18,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:27:18,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818366511] [2022-11-03 03:27:18,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:27:18,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:27:18,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:27:18,710 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2022-11-03 03:27:18,710 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:27:18,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818366511] [2022-11-03 03:27:18,710 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818366511] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:27:18,711 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:27:18,711 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:27:18,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664310662] [2022-11-03 03:27:18,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:27:18,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:27:18,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:27:18,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:27:18,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:27:18,714 INFO L87 Difference]: Start difference. First operand 511 states and 728 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-03 03:27:20,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:27:20,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:27:20,977 INFO L93 Difference]: Finished difference Result 1181 states and 1646 transitions. [2022-11-03 03:27:20,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:27:20,978 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 194 [2022-11-03 03:27:20,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:27:20,983 INFO L225 Difference]: With dead ends: 1181 [2022-11-03 03:27:20,983 INFO L226 Difference]: Without dead ends: 694 [2022-11-03 03:27:20,987 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 03:27:20,989 INFO L413 NwaCegarLoop]: 393 mSDtfsCounter, 155 mSDsluCounter, 332 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 700 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:27:20,989 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 700 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 83 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-11-03 03:27:20,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2022-11-03 03:27:21,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 688. [2022-11-03 03:27:21,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 688 states, 399 states have (on average 1.3082706766917294) internal successors, (522), 410 states have internal predecessors, (522), 212 states have call successors, (212), 77 states have call predecessors, (212), 76 states have return successors, (211), 210 states have call predecessors, (211), 211 states have call successors, (211) [2022-11-03 03:27:21,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 688 states and 945 transitions. [2022-11-03 03:27:21,082 INFO L78 Accepts]: Start accepts. Automaton has 688 states and 945 transitions. Word has length 194 [2022-11-03 03:27:21,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:27:21,083 INFO L495 AbstractCegarLoop]: Abstraction has 688 states and 945 transitions. [2022-11-03 03:27:21,083 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-03 03:27:21,083 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 945 transitions. [2022-11-03 03:27:21,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2022-11-03 03:27:21,090 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:27:21,090 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:27:21,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 03:27:21,091 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:27:21,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:27:21,092 INFO L85 PathProgramCache]: Analyzing trace with hash 1239286586, now seen corresponding path program 1 times [2022-11-03 03:27:21,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:27:21,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187667597] [2022-11-03 03:27:21,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:27:21,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:27:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:27:21,630 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2022-11-03 03:27:21,631 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:27:21,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187667597] [2022-11-03 03:27:21,632 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187667597] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:27:21,632 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:27:21,632 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 03:27:21,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591202792] [2022-11-03 03:27:21,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:27:21,635 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:27:21,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:27:21,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:27:21,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 03:27:21,637 INFO L87 Difference]: Start difference. First operand 688 states and 945 transitions. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-11-03 03:27:22,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:27:22,049 INFO L93 Difference]: Finished difference Result 1367 states and 1873 transitions. [2022-11-03 03:27:22,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-03 03:27:22,050 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 243 [2022-11-03 03:27:22,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:27:22,063 INFO L225 Difference]: With dead ends: 1367 [2022-11-03 03:27:22,064 INFO L226 Difference]: Without dead ends: 685 [2022-11-03 03:27:22,068 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:27:22,071 INFO L413 NwaCegarLoop]: 358 mSDtfsCounter, 17 mSDsluCounter, 1159 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 1417 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 03:27:22,076 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 1417 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-03 03:27:22,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 685 states. [2022-11-03 03:27:22,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 685 to 663. [2022-11-03 03:27:22,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 383 states have (on average 1.3054830287206267) internal successors, (500), 397 states have internal predecessors, (500), 207 states have call successors, (207), 73 states have call predecessors, (207), 72 states have return successors, (206), 202 states have call predecessors, (206), 206 states have call successors, (206) [2022-11-03 03:27:22,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 913 transitions. [2022-11-03 03:27:22,165 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 913 transitions. Word has length 243 [2022-11-03 03:27:22,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:27:22,166 INFO L495 AbstractCegarLoop]: Abstraction has 663 states and 913 transitions. [2022-11-03 03:27:22,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-11-03 03:27:22,167 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 913 transitions. [2022-11-03 03:27:22,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2022-11-03 03:27:22,177 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:27:22,178 INFO L195 NwaCegarLoop]: trace histogram [22, 14, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:27:22,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 03:27:22,178 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:27:22,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:27:22,179 INFO L85 PathProgramCache]: Analyzing trace with hash -351942172, now seen corresponding path program 1 times [2022-11-03 03:27:22,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:27:22,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392766117] [2022-11-03 03:27:22,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:27:22,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:27:22,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:27:23,005 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 886 trivial. 0 not checked. [2022-11-03 03:27:23,006 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:27:23,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392766117] [2022-11-03 03:27:23,011 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392766117] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:27:23,012 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:27:23,012 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 03:27:23,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694398699] [2022-11-03 03:27:23,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:27:23,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 03:27:23,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:27:23,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 03:27:23,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 03:27:23,021 INFO L87 Difference]: Start difference. First operand 663 states and 913 transitions. Second operand has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 3 states have call successors, (64), 2 states have call predecessors, (64), 1 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) [2022-11-03 03:27:23,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:27:23,395 INFO L93 Difference]: Finished difference Result 1322 states and 1805 transitions. [2022-11-03 03:27:23,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 03:27:23,396 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 3 states have call successors, (64), 2 states have call predecessors, (64), 1 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) Word has length 354 [2022-11-03 03:27:23,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:27:23,410 INFO L225 Difference]: With dead ends: 1322 [2022-11-03 03:27:23,411 INFO L226 Difference]: Without dead ends: 631 [2022-11-03 03:27:23,413 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 03:27:23,416 INFO L413 NwaCegarLoop]: 427 mSDtfsCounter, 344 mSDsluCounter, 568 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 344 SdHoareTripleChecker+Valid, 955 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 03:27:23,422 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [344 Valid, 955 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-03 03:27:23,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states. [2022-11-03 03:27:23,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 626. [2022-11-03 03:27:23,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 626 states, 361 states have (on average 1.2880886426592797) internal successors, (465), 372 states have internal predecessors, (465), 191 states have call successors, (191), 74 states have call predecessors, (191), 73 states have return successors, (190), 189 states have call predecessors, (190), 190 states have call successors, (190) [2022-11-03 03:27:23,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 846 transitions. [2022-11-03 03:27:23,487 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 846 transitions. Word has length 354 [2022-11-03 03:27:23,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:27:23,492 INFO L495 AbstractCegarLoop]: Abstraction has 626 states and 846 transitions. [2022-11-03 03:27:23,493 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 3 states have call successors, (64), 2 states have call predecessors, (64), 1 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) [2022-11-03 03:27:23,493 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 846 transitions. [2022-11-03 03:27:23,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2022-11-03 03:27:23,503 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:27:23,503 INFO L195 NwaCegarLoop]: trace histogram [22, 14, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:27:23,503 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 03:27:23,504 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:27:23,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:27:23,505 INFO L85 PathProgramCache]: Analyzing trace with hash -263141523, now seen corresponding path program 1 times [2022-11-03 03:27:23,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:27:23,505 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442134173] [2022-11-03 03:27:23,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:27:23,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:27:23,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:27:24,396 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 880 trivial. 0 not checked. [2022-11-03 03:27:24,397 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:27:24,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442134173] [2022-11-03 03:27:24,397 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442134173] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:27:24,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [626094908] [2022-11-03 03:27:24,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:27:24,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:27:24,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:27:24,404 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:27:24,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 03:27:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:27:25,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 2428 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-03 03:27:25,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:27:25,754 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 798 trivial. 0 not checked. [2022-11-03 03:27:25,755 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:27:25,755 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [626094908] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:27:25,755 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 03:27:25,755 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-11-03 03:27:25,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492692967] [2022-11-03 03:27:25,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:27:25,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:27:25,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:27:25,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:27:25,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-03 03:27:25,758 INFO L87 Difference]: Start difference. First operand 626 states and 846 transitions. Second operand has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 3 states have call successors, (68), 3 states have call predecessors, (68), 3 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) [2022-11-03 03:27:27,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:27:27,016 INFO L93 Difference]: Finished difference Result 1583 states and 2201 transitions. [2022-11-03 03:27:27,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 03:27:27,017 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 3 states have call successors, (68), 3 states have call predecessors, (68), 3 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) Word has length 358 [2022-11-03 03:27:27,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:27:27,024 INFO L225 Difference]: With dead ends: 1583 [2022-11-03 03:27:27,024 INFO L226 Difference]: Without dead ends: 1402 [2022-11-03 03:27:27,025 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 363 GetRequests, 357 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:27:27,026 INFO L413 NwaCegarLoop]: 659 mSDtfsCounter, 741 mSDsluCounter, 980 mSDsCounter, 0 mSdLazyCounter, 739 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 760 SdHoareTripleChecker+Valid, 1539 SdHoareTripleChecker+Invalid, 773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 739 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:27:27,027 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [760 Valid, 1539 Invalid, 773 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 739 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-03 03:27:27,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1402 states. [2022-11-03 03:27:27,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1402 to 1198. [2022-11-03 03:27:27,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1198 states, 704 states have (on average 1.3267045454545454) internal successors, (934), 731 states have internal predecessors, (934), 363 states have call successors, (363), 131 states have call predecessors, (363), 130 states have return successors, (362), 356 states have call predecessors, (362), 362 states have call successors, (362) [2022-11-03 03:27:27,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 1198 states and 1659 transitions. [2022-11-03 03:27:27,132 INFO L78 Accepts]: Start accepts. Automaton has 1198 states and 1659 transitions. Word has length 358 [2022-11-03 03:27:27,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:27:27,133 INFO L495 AbstractCegarLoop]: Abstraction has 1198 states and 1659 transitions. [2022-11-03 03:27:27,133 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 3 states have call successors, (68), 3 states have call predecessors, (68), 3 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) [2022-11-03 03:27:27,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1659 transitions. [2022-11-03 03:27:27,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2022-11-03 03:27:27,147 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:27:27,148 INFO L195 NwaCegarLoop]: trace histogram [26, 17, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:27:27,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-03 03:27:27,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:27:27,375 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:27:27,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:27:27,375 INFO L85 PathProgramCache]: Analyzing trace with hash -2985924, now seen corresponding path program 1 times [2022-11-03 03:27:27,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:27:27,376 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207097429] [2022-11-03 03:27:27,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:27:27,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:27:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:27:27,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1219 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 1198 trivial. 0 not checked. [2022-11-03 03:27:27,846 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:27:27,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207097429] [2022-11-03 03:27:27,846 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207097429] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:27:27,846 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:27:27,847 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:27:27,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985240273] [2022-11-03 03:27:27,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:27:27,848 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:27:27,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:27:27,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:27:27,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:27:27,849 INFO L87 Difference]: Start difference. First operand 1198 states and 1659 transitions. Second operand has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (73), 2 states have call predecessors, (73), 1 states have return successors, (72), 3 states have call predecessors, (72), 3 states have call successors, (72) [2022-11-03 03:27:30,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:27:30,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:27:30,234 INFO L93 Difference]: Finished difference Result 2775 states and 3847 transitions. [2022-11-03 03:27:30,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:27:30,239 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (73), 2 states have call predecessors, (73), 1 states have return successors, (72), 3 states have call predecessors, (72), 3 states have call successors, (72) Word has length 418 [2022-11-03 03:27:30,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:27:30,248 INFO L225 Difference]: With dead ends: 2775 [2022-11-03 03:27:30,254 INFO L226 Difference]: Without dead ends: 1776 [2022-11-03 03:27:30,257 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 03:27:30,259 INFO L413 NwaCegarLoop]: 448 mSDtfsCounter, 208 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 725 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-03 03:27:30,260 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [208 Valid, 725 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 86 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-11-03 03:27:30,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1776 states. [2022-11-03 03:27:30,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1776 to 1770. [2022-11-03 03:27:30,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1770 states, 1045 states have (on average 1.309090909090909) internal successors, (1368), 1083 states have internal predecessors, (1368), 519 states have call successors, (519), 206 states have call predecessors, (519), 205 states have return successors, (518), 511 states have call predecessors, (518), 518 states have call successors, (518) [2022-11-03 03:27:30,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1770 states and 2405 transitions. [2022-11-03 03:27:30,377 INFO L78 Accepts]: Start accepts. Automaton has 1770 states and 2405 transitions. Word has length 418 [2022-11-03 03:27:30,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:27:30,379 INFO L495 AbstractCegarLoop]: Abstraction has 1770 states and 2405 transitions. [2022-11-03 03:27:30,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (73), 2 states have call predecessors, (73), 1 states have return successors, (72), 3 states have call predecessors, (72), 3 states have call successors, (72) [2022-11-03 03:27:30,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2405 transitions. [2022-11-03 03:27:30,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2022-11-03 03:27:30,392 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:27:30,392 INFO L195 NwaCegarLoop]: trace histogram [26, 17, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:27:30,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-03 03:27:30,393 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:27:30,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:27:30,394 INFO L85 PathProgramCache]: Analyzing trace with hash -837531778, now seen corresponding path program 2 times [2022-11-03 03:27:30,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:27:30,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882700899] [2022-11-03 03:27:30,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:27:30,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:27:30,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:27:30,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1219 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1208 trivial. 0 not checked. [2022-11-03 03:27:30,842 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:27:30,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882700899] [2022-11-03 03:27:30,843 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882700899] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:27:30,843 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:27:30,843 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:27:30,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331700006] [2022-11-03 03:27:30,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:27:30,844 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:27:30,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:27:30,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:27:30,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:27:30,845 INFO L87 Difference]: Start difference. First operand 1770 states and 2405 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (73), 2 states have call predecessors, (73), 1 states have return successors, (72), 3 states have call predecessors, (72), 3 states have call successors, (72) [2022-11-03 03:27:31,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:27:31,192 INFO L93 Difference]: Finished difference Result 4660 states and 6375 transitions. [2022-11-03 03:27:31,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:27:31,193 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (73), 2 states have call predecessors, (73), 1 states have return successors, (72), 3 states have call predecessors, (72), 3 states have call successors, (72) Word has length 418 [2022-11-03 03:27:31,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:27:31,210 INFO L225 Difference]: With dead ends: 4660 [2022-11-03 03:27:31,210 INFO L226 Difference]: Without dead ends: 3333 [2022-11-03 03:27:31,216 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 03:27:31,217 INFO L413 NwaCegarLoop]: 404 mSDtfsCounter, 297 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 297 SdHoareTripleChecker+Valid, 652 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:27:31,218 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [297 Valid, 652 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 03:27:31,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3333 states. [2022-11-03 03:27:31,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3333 to 3189. [2022-11-03 03:27:31,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3189 states, 1894 states have (on average 1.3199577613516367) internal successors, (2500), 1965 states have internal predecessors, (2500), 934 states have call successors, (934), 361 states have call predecessors, (934), 360 states have return successors, (953), 918 states have call predecessors, (953), 933 states have call successors, (953) [2022-11-03 03:27:31,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3189 states to 3189 states and 4387 transitions. [2022-11-03 03:27:31,449 INFO L78 Accepts]: Start accepts. Automaton has 3189 states and 4387 transitions. Word has length 418 [2022-11-03 03:27:31,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:27:31,452 INFO L495 AbstractCegarLoop]: Abstraction has 3189 states and 4387 transitions. [2022-11-03 03:27:31,452 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (73), 2 states have call predecessors, (73), 1 states have return successors, (72), 3 states have call predecessors, (72), 3 states have call successors, (72) [2022-11-03 03:27:31,452 INFO L276 IsEmpty]: Start isEmpty. Operand 3189 states and 4387 transitions. [2022-11-03 03:27:31,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2022-11-03 03:27:31,469 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:27:31,469 INFO L195 NwaCegarLoop]: trace histogram [26, 17, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:27:31,469 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-03 03:27:31,469 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:27:31,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:27:31,470 INFO L85 PathProgramCache]: Analyzing trace with hash -1123724656, now seen corresponding path program 1 times [2022-11-03 03:27:31,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:27:31,470 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019988759] [2022-11-03 03:27:31,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:27:31,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:27:31,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:27:31,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 1213 trivial. 0 not checked. [2022-11-03 03:27:31,831 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:27:31,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019988759] [2022-11-03 03:27:31,831 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019988759] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:27:31,831 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:27:31,831 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:27:31,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724448142] [2022-11-03 03:27:31,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:27:31,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:27:31,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:27:31,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:27:31,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:27:31,834 INFO L87 Difference]: Start difference. First operand 3189 states and 4387 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 3 states have call successors, (76), 2 states have call predecessors, (76), 2 states have return successors, (75), 3 states have call predecessors, (75), 3 states have call successors, (75) [2022-11-03 03:27:32,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:27:32,195 INFO L93 Difference]: Finished difference Result 6219 states and 8594 transitions. [2022-11-03 03:27:32,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:27:32,196 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 3 states have call successors, (76), 2 states have call predecessors, (76), 2 states have return successors, (75), 3 states have call predecessors, (75), 3 states have call successors, (75) Word has length 445 [2022-11-03 03:27:32,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:27:32,218 INFO L225 Difference]: With dead ends: 6219 [2022-11-03 03:27:32,219 INFO L226 Difference]: Without dead ends: 3229 [2022-11-03 03:27:32,229 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 03:27:32,229 INFO L413 NwaCegarLoop]: 357 mSDtfsCounter, 3 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 705 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:27:32,230 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 705 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:27:32,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3229 states. [2022-11-03 03:27:32,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3229 to 3229. [2022-11-03 03:27:32,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3229 states, 1914 states have (on average 1.3113897596656217) internal successors, (2510), 1995 states have internal predecessors, (2510), 944 states have call successors, (944), 361 states have call predecessors, (944), 370 states have return successors, (973), 928 states have call predecessors, (973), 943 states have call successors, (973) [2022-11-03 03:27:32,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 3229 states and 4427 transitions. [2022-11-03 03:27:32,472 INFO L78 Accepts]: Start accepts. Automaton has 3229 states and 4427 transitions. Word has length 445 [2022-11-03 03:27:32,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:27:32,473 INFO L495 AbstractCegarLoop]: Abstraction has 3229 states and 4427 transitions. [2022-11-03 03:27:32,473 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 3 states have call successors, (76), 2 states have call predecessors, (76), 2 states have return successors, (75), 3 states have call predecessors, (75), 3 states have call successors, (75) [2022-11-03 03:27:32,473 INFO L276 IsEmpty]: Start isEmpty. Operand 3229 states and 4427 transitions. [2022-11-03 03:27:32,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2022-11-03 03:27:32,483 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:27:32,483 INFO L195 NwaCegarLoop]: trace histogram [29, 20, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:27:32,483 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-03 03:27:32,483 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:27:32,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:27:32,484 INFO L85 PathProgramCache]: Analyzing trace with hash 504679767, now seen corresponding path program 1 times [2022-11-03 03:27:32,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:27:32,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423486653] [2022-11-03 03:27:32,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:27:32,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:27:32,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:27:33,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1536 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 1523 trivial. 0 not checked. [2022-11-03 03:27:33,800 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:27:33,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423486653] [2022-11-03 03:27:33,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423486653] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:27:33,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1510256321] [2022-11-03 03:27:33,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:27:33,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:27:33,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:27:33,807 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:27:33,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 03:27:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:27:34,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 2808 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-03 03:27:34,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:27:34,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1536 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 1441 trivial. 0 not checked. [2022-11-03 03:27:34,701 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:27:34,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1510256321] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:27:34,701 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 03:27:34,701 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 8 [2022-11-03 03:27:34,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944907508] [2022-11-03 03:27:34,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:27:34,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 03:27:34,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:27:34,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 03:27:34,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:27:34,704 INFO L87 Difference]: Start difference. First operand 3229 states and 4427 transitions. Second operand has 4 states, 3 states have (on average 35.0) internal successors, (105), 4 states have internal predecessors, (105), 2 states have call successors, (69), 2 states have call predecessors, (69), 3 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2022-11-03 03:27:35,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:27:35,141 INFO L93 Difference]: Finished difference Result 6442 states and 8839 transitions. [2022-11-03 03:27:35,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 03:27:35,142 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 35.0) internal successors, (105), 4 states have internal predecessors, (105), 2 states have call successors, (69), 2 states have call predecessors, (69), 3 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) Word has length 450 [2022-11-03 03:27:35,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:27:35,159 INFO L225 Difference]: With dead ends: 6442 [2022-11-03 03:27:35,159 INFO L226 Difference]: Without dead ends: 3230 [2022-11-03 03:27:35,170 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 456 GetRequests, 449 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-11-03 03:27:35,172 INFO L413 NwaCegarLoop]: 345 mSDtfsCounter, 1 mSDsluCounter, 743 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1021 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:27:35,172 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1021 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:27:35,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3230 states. [2022-11-03 03:27:35,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3230 to 3230. [2022-11-03 03:27:35,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3230 states, 1915 states have (on average 1.3112271540469973) internal successors, (2511), 1996 states have internal predecessors, (2511), 944 states have call successors, (944), 361 states have call predecessors, (944), 370 states have return successors, (973), 928 states have call predecessors, (973), 943 states have call successors, (973) [2022-11-03 03:27:35,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3230 states to 3230 states and 4428 transitions. [2022-11-03 03:27:35,459 INFO L78 Accepts]: Start accepts. Automaton has 3230 states and 4428 transitions. Word has length 450 [2022-11-03 03:27:35,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:27:35,460 INFO L495 AbstractCegarLoop]: Abstraction has 3230 states and 4428 transitions. [2022-11-03 03:27:35,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 35.0) internal successors, (105), 4 states have internal predecessors, (105), 2 states have call successors, (69), 2 states have call predecessors, (69), 3 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2022-11-03 03:27:35,460 INFO L276 IsEmpty]: Start isEmpty. Operand 3230 states and 4428 transitions. [2022-11-03 03:27:35,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2022-11-03 03:27:35,471 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:27:35,472 INFO L195 NwaCegarLoop]: trace histogram [29, 20, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:27:35,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-03 03:27:35,686 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:27:35,687 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:27:35,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:27:35,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1385336523, now seen corresponding path program 1 times [2022-11-03 03:27:35,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:27:35,688 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802507262] [2022-11-03 03:27:35,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:27:35,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:27:35,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:27:36,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1587 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 1574 trivial. 0 not checked. [2022-11-03 03:27:36,990 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:27:36,991 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802507262] [2022-11-03 03:27:36,991 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802507262] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:27:36,991 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1866607267] [2022-11-03 03:27:36,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:27:36,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:27:36,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:27:36,993 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:27:37,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d85da327-bd95-42b2-aec7-87f46e540586/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-03 03:27:37,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:27:37,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 2898 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-03 03:27:37,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:27:37,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1587 backedges. 110 proven. 1 refuted. 0 times theorem prover too weak. 1476 trivial. 0 not checked. [2022-11-03 03:27:37,894 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:27:38,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1587 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1561 trivial. 0 not checked. [2022-11-03 03:27:38,725 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1866607267] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:27:38,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2410445] [2022-11-03 03:27:38,767 INFO L159 IcfgInterpreter]: Started Sifa with 184 locations of interest [2022-11-03 03:27:38,767 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 03:27:38,775 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 03:27:38,781 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 03:27:38,781 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 03:27:43,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:27:43,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:27:43,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:27:43,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:27:43,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:27:43,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:27:43,231 INFO L244 Elim1Store]: Index analysis took 274 ms [2022-11-03 03:27:55,965 WARN L234 SmtUtils]: Spent 12.68s on a formula simplification. DAG size of input: 1077 DAG size of output: 451 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 03:27:55,969 INFO L356 Elim1Store]: treesize reduction 4376, result has 15.6 percent of original size [2022-11-03 03:27:55,971 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 35 select indices, 35 select index equivalence classes, 418 disjoint index pairs (out of 595 index pairs), introduced 35 new quantified variables, introduced 214 case distinctions, treesize of input 257 treesize of output 989 [2022-11-03 03:27:56,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:27:56,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:27:56,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:27:56,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:27:56,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:27:56,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:27:56,745 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 28 select indices, 28 select index equivalence classes, 567 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 255 [2022-11-03 03:27:58,923 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 03:27:58,929 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 03:27:58,937 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 03:27:59,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:27:59,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:27:59,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:27:59,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:27:59,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:27:59,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:27:59,972 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 35 select indices, 35 select index equivalence classes, 595 disjoint index pairs (out of 595 index pairs), introduced 35 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 106 [2022-11-03 03:28:00,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:00,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:00,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:00,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:00,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:00,108 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 22 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 34 [2022-11-03 03:28:00,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:00,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:00,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:00,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:00,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:00,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:00,442 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 34 select indices, 34 select index equivalence classes, 567 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 103 [2022-11-03 03:28:02,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:02,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:02,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:02,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:02,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:02,803 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 22 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 34 [2022-11-03 03:28:02,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:02,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:02,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:02,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:02,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:02,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:02,906 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 34 select indices, 34 select index equivalence classes, 567 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 103 [2022-11-03 03:28:03,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:03,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:03,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:03,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:03,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:03,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:28:03,052 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 35 select indices, 35 select index equivalence classes, 595 disjoint index pairs (out of 595 index pairs), introduced 35 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 106 [2022-11-03 03:28:22,390 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 03:28:22,466 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 03:28:22,603 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 03:28:22,960 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:28:22,965 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:28:22,978 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:28:39,259 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 03:28:39,401 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 03:28:39,504 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 03:28:39,844 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:28:39,858 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:28:39,868 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:28:58,275 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 03:28:58,419 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 03:28:58,576 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 03:28:58,904 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:28:58,919 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:28:58,935 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:29:12,630 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 03:29:12,726 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 03:29:12,794 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 03:29:13,216 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:29:13,224 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:29:13,228 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:29:29,997 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 03:29:30,281 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 03:29:30,354 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 03:29:30,627 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:29:30,665 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:29:30,670 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:29:46,273 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 03:29:46,497 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 03:29:46,558 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 03:29:46,909 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:29:46,937 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:29:46,941 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:30:09,135 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 11 treesize of output 7 [2022-11-03 03:30:09,142 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 13 treesize of output 9 [2022-11-03 03:30:09,149 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 11 treesize of output 7 [2022-11-03 03:30:09,206 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 03:30:09,207 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 103 [2022-11-03 03:30:09,238 INFO L356 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-11-03 03:30:09,238 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 101 [2022-11-03 03:30:09,270 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 03:30:09,271 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 95 [2022-11-03 03:30:09,334 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 03:30:09,340 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 03:30:09,347 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 03:30:12,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,104 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 43 select indices, 43 select index equivalence classes, 423 disjoint index pairs (out of 903 index pairs), introduced 43 new quantified variables, introduced 0 case distinctions, treesize of input 386 treesize of output 132 [2022-11-03 03:30:12,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:12,325 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 43 select indices, 43 select index equivalence classes, 423 disjoint index pairs (out of 903 index pairs), introduced 43 new quantified variables, introduced 0 case distinctions, treesize of input 384 treesize of output 130 [2022-11-03 03:30:12,512 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 03:30:12,824 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:30:12,843 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:30:34,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,580 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 43 select indices, 43 select index equivalence classes, 423 disjoint index pairs (out of 903 index pairs), introduced 43 new quantified variables, introduced 0 case distinctions, treesize of input 386 treesize of output 132 [2022-11-03 03:30:34,672 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 03:30:34,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:34,910 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 43 select indices, 43 select index equivalence classes, 423 disjoint index pairs (out of 903 index pairs), introduced 43 new quantified variables, introduced 0 case distinctions, treesize of input 384 treesize of output 130 [2022-11-03 03:30:35,276 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:30:35,280 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:33:25,164 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 03:33:25,234 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 03:33:25,577 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:33:25,585 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:33:33,572 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 03:33:33,755 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 03:33:33,978 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:33:34,002 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:35:48,838 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_memset with input of size 146 for LOIs [2022-11-03 03:35:48,927 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 13 treesize of output 9 [2022-11-03 03:35:48,949 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 11 treesize of output 7 [2022-11-03 03:35:48,970 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 11 treesize of output 7 [2022-11-03 03:35:49,113 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 03:35:49,141 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 03:35:49,169 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 03:35:49,265 INFO L197 IcfgInterpreter]: Interpreting procedure __request_region with input of size 96 for LOIs [2022-11-03 03:35:49,293 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_init_zalloc with input of size 1001 for LOIs [2022-11-03 03:35:51,314 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 03:35:51,503 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 03:35:53,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:53,944 INFO L244 Elim1Store]: Index analysis took 175 ms [2022-11-03 03:35:54,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:54,081 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 34 select indices, 34 select index equivalence classes, 603 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 1 [2022-11-03 03:35:58,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,182 INFO L244 Elim1Store]: Index analysis took 175 ms [2022-11-03 03:35:58,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:35:58,307 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 34 select indices, 34 select index equivalence classes, 603 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 1 [2022-11-03 03:36:02,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,892 INFO L244 Elim1Store]: Index analysis took 110 ms [2022-11-03 03:36:02,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:36:02,956 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 34 select indices, 34 select index equivalence classes, 603 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 1 [2022-11-03 03:36:02,982 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 93 for LOIs [2022-11-03 03:36:02,992 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 80 for LOIs [2022-11-03 03:36:03,006 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 03:36:15,594 WARN L234 SmtUtils]: Spent 12.33s on a formula simplification. DAG size of input: 935 DAG size of output: 599 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:36:43,673 WARN L234 SmtUtils]: Spent 19.37s on a formula simplification. DAG size of input: 860 DAG size of output: 761 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:37:05,326 WARN L234 SmtUtils]: Spent 19.54s on a formula simplification. DAG size of input: 864 DAG size of output: 765 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:37:28,098 WARN L234 SmtUtils]: Spent 20.37s on a formula simplification. DAG size of input: 881 DAG size of output: 776 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:37:52,495 WARN L234 SmtUtils]: Spent 21.88s on a formula simplification. DAG size of input: 885 DAG size of output: 803 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:38:18,062 WARN L234 SmtUtils]: Spent 22.81s on a formula simplification. DAG size of input: 902 DAG size of output: 812 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:38:42,231 WARN L234 SmtUtils]: Spent 21.30s on a formula simplification. DAG size of input: 906 DAG size of output: 801 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:39:08,666 WARN L234 SmtUtils]: Spent 23.44s on a formula simplification. DAG size of input: 922 DAG size of output: 823 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:39:32,660 WARN L234 SmtUtils]: Spent 20.93s on a formula simplification. DAG size of input: 926 DAG size of output: 807 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:39:51,205 WARN L234 SmtUtils]: Spent 13.44s on a formula simplification. DAG size of input: 658 DAG size of output: 541 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:40:29,288 WARN L234 SmtUtils]: Spent 12.35s on a formula simplification. DAG size of input: 650 DAG size of output: 540 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:40:44,076 WARN L234 SmtUtils]: Spent 12.47s on a formula simplification. DAG size of input: 663 DAG size of output: 553 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:40:58,995 WARN L234 SmtUtils]: Spent 12.46s on a formula simplification. DAG size of input: 665 DAG size of output: 555 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:41:13,707 WARN L234 SmtUtils]: Spent 12.15s on a formula simplification. DAG size of input: 653 DAG size of output: 543 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)