./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-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/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_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/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_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/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 d256a8b259faad28b260c065eb5db63197c2a9358a88ea40fe4f65cbd4165ef2 --- 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 03:48:26,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:48:26,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:48:26,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:48:26,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:48:26,522 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:48:26,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:48:26,529 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:48:26,531 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:48:26,535 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:48:26,536 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:48:26,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:48:26,539 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:48:26,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:48:26,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:48:26,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:48:26,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:48:26,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:48:26,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:48:26,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:48:26,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:48:26,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:48:26,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:48:26,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:48:26,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:48:26,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:48:26,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:48:26,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:48:26,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:48:26,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:48:26,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:48:26,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:48:26,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:48:26,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:48:26,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:48:26,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:48:26,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:48:26,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:48:26,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:48:26,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:48:26,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:48:26,596 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 03:48:26,643 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:48:26,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:48:26,644 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:48:26,645 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:48:26,646 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:48:26,646 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:48:26,646 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:48:26,646 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:48:26,647 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:48:26,647 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 03:48:26,648 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:48:26,649 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:48:26,649 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 03:48:26,649 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 03:48:26,649 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:48:26,650 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 03:48:26,650 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 03:48:26,650 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 03:48:26,651 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:48:26,651 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 03:48:26,651 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:48:26,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:48:26,652 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:48:26,652 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:48:26,652 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:48:26,653 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:48:26,653 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:48:26,653 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:48:26,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:48:26,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:48:26,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:48:26,655 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 03:48:26,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:48:26,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:48:26,655 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 03:48:26,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 03:48:26,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:48:26,656 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:48:26,656 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_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d256a8b259faad28b260c065eb5db63197c2a9358a88ea40fe4f65cbd4165ef2 [2022-11-03 03:48:26,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:48:26,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:48:26,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:48:26,987 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:48:26,988 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:48:26,990 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2022-11-03 03:48:27,052 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/data/d25da2956/02173b343b944716882683b18da75028/FLAG2a3b22450 [2022-11-03 03:48:27,892 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:48:27,894 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2022-11-03 03:48:27,946 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/data/d25da2956/02173b343b944716882683b18da75028/FLAG2a3b22450 [2022-11-03 03:48:28,378 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/data/d25da2956/02173b343b944716882683b18da75028 [2022-11-03 03:48:28,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:48:28,382 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:48:28,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:48:28,385 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:48:28,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:48:28,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:48:28" (1/1) ... [2022-11-03 03:48:28,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@606eee57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:28, skipping insertion in model container [2022-11-03 03:48:28,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:48:28" (1/1) ... [2022-11-03 03:48:28,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:48:28,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:48:30,069 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_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i[159905,159918] [2022-11-03 03:48:30,231 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:48:30,287 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 03:48:30,584 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_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i[159905,159918] [2022-11-03 03:48:30,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:48:30,666 INFO L208 MainTranslator]: Completed translation [2022-11-03 03:48:30,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:30 WrapperNode [2022-11-03 03:48:30,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:48:30,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 03:48:30,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 03:48:30,668 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 03:48:30,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:30" (1/1) ... [2022-11-03 03:48:30,763 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:30" (1/1) ... [2022-11-03 03:48:30,898 INFO L138 Inliner]: procedures = 259, calls = 1102, calls flagged for inlining = 115, calls inlined = 111, statements flattened = 2802 [2022-11-03 03:48:30,898 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 03:48:30,899 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 03:48:30,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 03:48:30,900 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 03:48:30,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:30" (1/1) ... [2022-11-03 03:48:30,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:30" (1/1) ... [2022-11-03 03:48:30,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:30" (1/1) ... [2022-11-03 03:48:30,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:30" (1/1) ... [2022-11-03 03:48:31,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:30" (1/1) ... [2022-11-03 03:48:31,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:30" (1/1) ... [2022-11-03 03:48:31,073 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:30" (1/1) ... [2022-11-03 03:48:31,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:30" (1/1) ... [2022-11-03 03:48:31,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 03:48:31,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 03:48:31,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 03:48:31,137 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 03:48:31,138 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:30" (1/1) ... [2022-11-03 03:48:31,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:48:31,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:48:31,180 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 03:48:31,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 03:48:31,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 03:48:31,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 03:48:31,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 03:48:31,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 03:48:31,232 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_create [2022-11-03 03:48:31,232 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_create [2022-11-03 03:48:31,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 03:48:31,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 03:48:31,232 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-03 03:48:31,232 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-03 03:48:31,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 03:48:31,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 03:48:31,233 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-03 03:48:31,233 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-03 03:48:31,233 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_event [2022-11-03 03:48:31,233 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_event [2022-11-03 03:48:31,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-03 03:48:31,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-03 03:48:31,234 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_packet [2022-11-03 03:48:31,234 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_packet [2022-11-03 03:48:31,234 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-03 03:48:31,234 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-03 03:48:31,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-03 03:48:31,234 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-03 03:48:31,235 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 03:48:31,235 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 03:48:31,235 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-03 03:48:31,235 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-03 03:48:31,235 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_notify_readers [2022-11-03 03:48:31,235 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_notify_readers [2022-11-03 03:48:31,235 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-03 03:48:31,236 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-03 03:48:31,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 03:48:31,236 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-03 03:48:31,236 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-03 03:48:31,236 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_close_device [2022-11-03 03:48:31,236 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_close_device [2022-11-03 03:48:31,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 03:48:31,237 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_fasync [2022-11-03 03:48:31,237 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_fasync [2022-11-03 03:48:31,237 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-11-03 03:48:31,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-11-03 03:48:31,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_mousedev [2022-11-03 03:48:31,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_mousedev [2022-11-03 03:48:31,237 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_poll [2022-11-03 03:48:31,238 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_poll [2022-11-03 03:48:31,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-03 03:48:31,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-03 03:48:31,239 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2022-11-03 03:48:31,240 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2022-11-03 03:48:31,240 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_min [2022-11-03 03:48:31,241 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_min [2022-11-03 03:48:31,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 03:48:31,242 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_destroy [2022-11-03 03:48:31,242 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_destroy [2022-11-03 03:48:31,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 03:48:31,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2022-11-03 03:48:31,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2022-11-03 03:48:31,299 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2022-11-03 03:48:31,299 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2022-11-03 03:48:31,300 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-03 03:48:31,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-03 03:48:31,300 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_limit_delta [2022-11-03 03:48:31,300 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_limit_delta [2022-11-03 03:48:31,300 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-03 03:48:31,300 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-03 03:48:31,300 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-03 03:48:31,300 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-03 03:48:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 03:48:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-03 03:48:31,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-03 03:48:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 03:48:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 03:48:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_key_event [2022-11-03 03:48:31,301 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_key_event [2022-11-03 03:48:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-03 03:48:31,302 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-03 03:48:31,302 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2022-11-03 03:48:31,302 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2022-11-03 03:48:31,302 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-03 03:48:31,302 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-03 03:48:31,302 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-11-03 03:48:31,302 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-11-03 03:48:31,302 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 03:48:31,303 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 03:48:31,303 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2022-11-03 03:48:31,303 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2022-11-03 03:48:31,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 03:48:31,303 INFO L130 BoogieDeclarations]: Found specification of procedure input_close_device [2022-11-03 03:48:31,303 INFO L138 BoogieDeclarations]: Found implementation of procedure input_close_device [2022-11-03 03:48:31,303 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-11-03 03:48:31,303 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-11-03 03:48:31,304 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2022-11-03 03:48:31,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2022-11-03 03:48:31,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-03 03:48:31,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-03 03:48:31,304 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_new_minor [2022-11-03 03:48:31,304 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_new_minor [2022-11-03 03:48:31,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 03:48:31,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-03 03:48:31,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-03 03:48:31,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 03:48:31,305 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_write [2022-11-03 03:48:31,305 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_write [2022-11-03 03:48:31,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-03 03:48:31,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-03 03:48:31,305 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_handle [2022-11-03 03:48:31,305 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_handle [2022-11-03 03:48:31,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 03:48:31,306 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-03 03:48:31,306 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-03 03:48:31,306 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-03 03:48:31,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_mousedev [2022-11-03 03:48:31,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_mousedev [2022-11-03 03:48:31,306 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-11-03 03:48:31,306 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-11-03 03:48:31,306 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_detach_client [2022-11-03 03:48:31,307 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_detach_client [2022-11-03 03:48:31,308 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_max [2022-11-03 03:48:31,308 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_max [2022-11-03 03:48:31,311 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-03 03:48:31,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-03 03:48:31,312 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-03 03:48:31,312 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-03 03:48:31,312 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_minor [2022-11-03 03:48:31,312 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_minor [2022-11-03 03:48:31,312 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_cleanup [2022-11-03 03:48:31,312 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_cleanup [2022-11-03 03:48:31,312 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_open_device [2022-11-03 03:48:31,313 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_open_device [2022-11-03 03:48:31,313 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_disconnect [2022-11-03 03:48:31,313 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_disconnect [2022-11-03 03:48:31,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2022-11-03 03:48:31,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2022-11-03 03:48:31,313 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-03 03:48:31,313 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-03 03:48:31,313 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-03 03:48:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-03 03:48:31,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 03:48:31,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 03:48:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 03:48:31,314 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-03 03:48:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-03 03:48:31,913 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 03:48:31,918 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 03:48:32,277 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 03:48:38,448 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 03:48:39,977 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 03:48:39,977 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-03 03:48:39,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:48:39 BoogieIcfgContainer [2022-11-03 03:48:39,982 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 03:48:39,985 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 03:48:39,986 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 03:48:39,989 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 03:48:39,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 03:48:28" (1/3) ... [2022-11-03 03:48:39,990 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@348064eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:48:39, skipping insertion in model container [2022-11-03 03:48:39,991 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:30" (2/3) ... [2022-11-03 03:48:39,991 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@348064eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:48:39, skipping insertion in model container [2022-11-03 03:48:39,991 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:48:39" (3/3) ... [2022-11-03 03:48:39,993 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2022-11-03 03:48:40,014 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 03:48:40,015 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 03:48:40,110 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 03:48:40,119 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;@28fb27d3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 03:48:40,120 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 03:48:40,129 INFO L276 IsEmpty]: Start isEmpty. Operand has 655 states, 396 states have (on average 1.3611111111111112) internal successors, (539), 428 states have internal predecessors, (539), 195 states have call successors, (195), 63 states have call predecessors, (195), 62 states have return successors, (191), 188 states have call predecessors, (191), 191 states have call successors, (191) [2022-11-03 03:48:40,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-11-03 03:48:40,164 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:48:40,165 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:48:40,166 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:48:40,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:48:40,173 INFO L85 PathProgramCache]: Analyzing trace with hash 935293280, now seen corresponding path program 1 times [2022-11-03 03:48:40,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:48:40,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947443220] [2022-11-03 03:48:40,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:48:40,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:48:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:48:41,149 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-11-03 03:48:41,149 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:48:41,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947443220] [2022-11-03 03:48:41,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947443220] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:48:41,155 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:48:41,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:48:41,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73356144] [2022-11-03 03:48:41,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:48:41,164 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:48:41,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:48:41,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:48:41,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:48:41,205 INFO L87 Difference]: Start difference. First operand has 655 states, 396 states have (on average 1.3611111111111112) internal successors, (539), 428 states have internal predecessors, (539), 195 states have call successors, (195), 63 states have call predecessors, (195), 62 states have return successors, (191), 188 states have call predecessors, (191), 191 states have call successors, (191) Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-11-03 03:48:43,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:48:44,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:48:48,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:48:49,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:48:49,437 INFO L93 Difference]: Finished difference Result 1689 states and 2421 transitions. [2022-11-03 03:48:49,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:48:49,440 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 192 [2022-11-03 03:48:49,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:48:49,460 INFO L225 Difference]: With dead ends: 1689 [2022-11-03 03:48:49,460 INFO L226 Difference]: Without dead ends: 1060 [2022-11-03 03:48:49,469 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 03:48:49,472 INFO L413 NwaCegarLoop]: 907 mSDtfsCounter, 561 mSDsluCounter, 895 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 561 SdHoareTripleChecker+Valid, 1676 SdHoareTripleChecker+Invalid, 281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:48:49,473 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [561 Valid, 1676 Invalid, 281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 279 Invalid, 1 Unknown, 0 Unchecked, 8.1s Time] [2022-11-03 03:48:49,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1060 states. [2022-11-03 03:48:49,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1060 to 1045. [2022-11-03 03:48:49,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1045 states, 635 states have (on average 1.337007874015748) internal successors, (849), 674 states have internal predecessors, (849), 301 states have call successors, (301), 109 states have call predecessors, (301), 108 states have return successors, (294), 289 states have call predecessors, (294), 294 states have call successors, (294) [2022-11-03 03:48:49,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 1045 states and 1444 transitions. [2022-11-03 03:48:49,626 INFO L78 Accepts]: Start accepts. Automaton has 1045 states and 1444 transitions. Word has length 192 [2022-11-03 03:48:49,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:48:49,632 INFO L495 AbstractCegarLoop]: Abstraction has 1045 states and 1444 transitions. [2022-11-03 03:48:49,633 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-11-03 03:48:49,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1444 transitions. [2022-11-03 03:48:49,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-11-03 03:48:49,643 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:48:49,645 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:48:49,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 03:48:49,645 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:48:49,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:48:49,646 INFO L85 PathProgramCache]: Analyzing trace with hash -145789926, now seen corresponding path program 1 times [2022-11-03 03:48:49,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:48:49,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311483021] [2022-11-03 03:48:49,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:48:49,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:48:49,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:48:50,194 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-11-03 03:48:50,194 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:48:50,194 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311483021] [2022-11-03 03:48:50,195 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311483021] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:48:50,195 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:48:50,195 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:48:50,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404016843] [2022-11-03 03:48:50,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:48:50,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:48:50,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:48:50,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:48:50,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:48:50,199 INFO L87 Difference]: Start difference. First operand 1045 states and 1444 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-11-03 03:48:52,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:48:55,919 WARN L539 Checker$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 03:48:58,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:49:01,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:49:03,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:49:03,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:49:03,515 INFO L93 Difference]: Finished difference Result 2946 states and 4065 transitions. [2022-11-03 03:49:03,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:49:03,516 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 193 [2022-11-03 03:49:03,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:49:03,531 INFO L225 Difference]: With dead ends: 2946 [2022-11-03 03:49:03,531 INFO L226 Difference]: Without dead ends: 1940 [2022-11-03 03:49:03,536 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 03:49:03,537 INFO L413 NwaCegarLoop]: 1141 mSDtfsCounter, 806 mSDsluCounter, 873 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 3 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 810 SdHoareTripleChecker+Valid, 1891 SdHoareTripleChecker+Invalid, 312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:49:03,538 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [810 Valid, 1891 Invalid, 312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 304 Invalid, 5 Unknown, 0 Unchecked, 13.1s Time] [2022-11-03 03:49:03,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1940 states. [2022-11-03 03:49:03,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1940 to 1933. [2022-11-03 03:49:03,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1933 states, 1182 states have (on average 1.3401015228426396) internal successors, (1584), 1250 states have internal predecessors, (1584), 542 states have call successors, (542), 209 states have call predecessors, (542), 208 states have return successors, (539), 525 states have call predecessors, (539), 535 states have call successors, (539) [2022-11-03 03:49:03,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 1933 states and 2665 transitions. [2022-11-03 03:49:03,670 INFO L78 Accepts]: Start accepts. Automaton has 1933 states and 2665 transitions. Word has length 193 [2022-11-03 03:49:03,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:49:03,671 INFO L495 AbstractCegarLoop]: Abstraction has 1933 states and 2665 transitions. [2022-11-03 03:49:03,671 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-11-03 03:49:03,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 2665 transitions. [2022-11-03 03:49:03,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-11-03 03:49:03,676 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:49:03,676 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:49:03,676 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 03:49:03,677 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:49:03,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:49:03,677 INFO L85 PathProgramCache]: Analyzing trace with hash 1909166848, now seen corresponding path program 1 times [2022-11-03 03:49:03,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:49:03,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849335070] [2022-11-03 03:49:03,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:49:03,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:49:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:49:04,028 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-11-03 03:49:04,029 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:49:04,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849335070] [2022-11-03 03:49:04,029 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849335070] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:49:04,029 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:49:04,029 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:49:04,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762280628] [2022-11-03 03:49:04,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:49:04,030 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:49:04,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:49:04,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:49:04,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:49:04,032 INFO L87 Difference]: Start difference. First operand 1933 states and 2665 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-03 03:49:06,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:49:07,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:49:10,856 WARN L539 Checker$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 03:49:12,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:49:14,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:49:16,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:49:16,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:49:16,538 INFO L93 Difference]: Finished difference Result 4791 states and 6580 transitions. [2022-11-03 03:49:16,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:49:16,539 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 213 [2022-11-03 03:49:16,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:49:16,556 INFO L225 Difference]: With dead ends: 4791 [2022-11-03 03:49:16,557 INFO L226 Difference]: Without dead ends: 2897 [2022-11-03 03:49:16,564 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 03:49:16,565 INFO L413 NwaCegarLoop]: 895 mSDtfsCounter, 580 mSDsluCounter, 841 mSDsCounter, 0 mSdLazyCounter, 282 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 583 SdHoareTripleChecker+Valid, 1619 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 282 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2022-11-03 03:49:16,566 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [583 Valid, 1619 Invalid, 289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 282 Invalid, 3 Unknown, 0 Unchecked, 12.3s Time] [2022-11-03 03:49:16,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2897 states. [2022-11-03 03:49:16,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2897 to 2863. [2022-11-03 03:49:16,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2863 states, 1746 states have (on average 1.3419243986254294) internal successors, (2343), 1851 states have internal predecessors, (2343), 785 states have call successors, (785), 342 states have call predecessors, (785), 331 states have return successors, (800), 743 states have call predecessors, (800), 778 states have call successors, (800) [2022-11-03 03:49:16,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2863 states to 2863 states and 3928 transitions. [2022-11-03 03:49:16,702 INFO L78 Accepts]: Start accepts. Automaton has 2863 states and 3928 transitions. Word has length 213 [2022-11-03 03:49:16,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:49:16,704 INFO L495 AbstractCegarLoop]: Abstraction has 2863 states and 3928 transitions. [2022-11-03 03:49:16,704 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-03 03:49:16,704 INFO L276 IsEmpty]: Start isEmpty. Operand 2863 states and 3928 transitions. [2022-11-03 03:49:16,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2022-11-03 03:49:16,707 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:49:16,708 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:49:16,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 03:49:16,708 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:49:16,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:49:16,709 INFO L85 PathProgramCache]: Analyzing trace with hash -183235906, now seen corresponding path program 1 times [2022-11-03 03:49:16,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:49:16,710 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571524903] [2022-11-03 03:49:16,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:49:16,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:49:16,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:49:17,872 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-11-03 03:49:17,872 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:49:17,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571524903] [2022-11-03 03:49:17,873 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571524903] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:49:17,873 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:49:17,873 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 03:49:17,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108087780] [2022-11-03 03:49:17,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:49:17,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 03:49:17,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:49:17,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 03:49:17,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 03:49:17,876 INFO L87 Difference]: Start difference. First operand 2863 states and 3928 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 4 states have call successors, (28), 4 states have call predecessors, (28), 2 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-11-03 03:49:19,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:49:24,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:49:26,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:49:31,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:49:32,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:49:34,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:49:34,235 INFO L93 Difference]: Finished difference Result 8032 states and 11106 transitions. [2022-11-03 03:49:34,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 03:49:34,236 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 4 states have call successors, (28), 4 states have call predecessors, (28), 2 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 217 [2022-11-03 03:49:34,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:49:34,268 INFO L225 Difference]: With dead ends: 8032 [2022-11-03 03:49:34,268 INFO L226 Difference]: Without dead ends: 5207 [2022-11-03 03:49:34,280 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 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 03:49:34,281 INFO L413 NwaCegarLoop]: 728 mSDtfsCounter, 1091 mSDsluCounter, 660 mSDsCounter, 0 mSdLazyCounter, 1052 mSolverCounterSat, 584 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1225 SdHoareTripleChecker+Valid, 1303 SdHoareTripleChecker+Invalid, 1638 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 584 IncrementalHoareTripleChecker+Valid, 1052 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.9s IncrementalHoareTripleChecker+Time [2022-11-03 03:49:34,281 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1225 Valid, 1303 Invalid, 1638 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [584 Valid, 1052 Invalid, 2 Unknown, 0 Unchecked, 15.9s Time] [2022-11-03 03:49:34,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5207 states. [2022-11-03 03:49:34,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5207 to 5146. [2022-11-03 03:49:34,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5146 states, 3186 states have (on average 1.3490269930947898) internal successors, (4298), 3390 states have internal predecessors, (4298), 1377 states have call successors, (1377), 625 states have call predecessors, (1377), 582 states have return successors, (1440), 1248 states have call predecessors, (1440), 1366 states have call successors, (1440) [2022-11-03 03:49:34,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5146 states to 5146 states and 7115 transitions. [2022-11-03 03:49:34,592 INFO L78 Accepts]: Start accepts. Automaton has 5146 states and 7115 transitions. Word has length 217 [2022-11-03 03:49:34,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:49:34,596 INFO L495 AbstractCegarLoop]: Abstraction has 5146 states and 7115 transitions. [2022-11-03 03:49:34,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 4 states have call successors, (28), 4 states have call predecessors, (28), 2 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-11-03 03:49:34,597 INFO L276 IsEmpty]: Start isEmpty. Operand 5146 states and 7115 transitions. [2022-11-03 03:49:34,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-11-03 03:49:34,601 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:49:34,601 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:49:34,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 03:49:34,602 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:49:34,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:49:34,602 INFO L85 PathProgramCache]: Analyzing trace with hash 989498693, now seen corresponding path program 1 times [2022-11-03 03:49:34,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:49:34,604 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922479428] [2022-11-03 03:49:34,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:49:34,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:49:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:49:34,971 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-11-03 03:49:34,971 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:49:34,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922479428] [2022-11-03 03:49:34,972 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922479428] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:49:34,972 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:49:34,972 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:49:34,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565772362] [2022-11-03 03:49:34,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:49:34,973 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:49:34,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:49:34,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:49:34,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:49:34,974 INFO L87 Difference]: Start difference. First operand 5146 states and 7115 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-03 03:49:36,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:49:39,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:49:41,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:49:43,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:49:43,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:49:43,977 INFO L93 Difference]: Finished difference Result 5172 states and 7156 transitions. [2022-11-03 03:49:43,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:49:43,978 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 218 [2022-11-03 03:49:43,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:49:44,021 INFO L225 Difference]: With dead ends: 5172 [2022-11-03 03:49:44,022 INFO L226 Difference]: Without dead ends: 5169 [2022-11-03 03:49:44,026 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 03:49:44,027 INFO L413 NwaCegarLoop]: 774 mSDtfsCounter, 850 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 853 SdHoareTripleChecker+Valid, 776 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2022-11-03 03:49:44,028 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [853 Valid, 776 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 128 Invalid, 2 Unknown, 0 Unchecked, 8.7s Time] [2022-11-03 03:49:44,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5169 states. [2022-11-03 03:49:44,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5169 to 5151. [2022-11-03 03:49:44,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5151 states, 3190 states have (on average 1.347962382445141) internal successors, (4300), 3395 states have internal predecessors, (4300), 1376 states have call successors, (1376), 625 states have call predecessors, (1376), 584 states have return successors, (1446), 1248 states have call predecessors, (1446), 1366 states have call successors, (1446) [2022-11-03 03:49:44,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5151 states to 5151 states and 7122 transitions. [2022-11-03 03:49:44,376 INFO L78 Accepts]: Start accepts. Automaton has 5151 states and 7122 transitions. Word has length 218 [2022-11-03 03:49:44,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:49:44,377 INFO L495 AbstractCegarLoop]: Abstraction has 5151 states and 7122 transitions. [2022-11-03 03:49:44,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-03 03:49:44,377 INFO L276 IsEmpty]: Start isEmpty. Operand 5151 states and 7122 transitions. [2022-11-03 03:49:44,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-11-03 03:49:44,381 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:49:44,381 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:49:44,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-03 03:49:44,382 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:49:44,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:49:44,383 INFO L85 PathProgramCache]: Analyzing trace with hash 609436778, now seen corresponding path program 1 times [2022-11-03 03:49:44,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:49:44,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89008735] [2022-11-03 03:49:44,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:49:44,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:49:44,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:49:44,817 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-11-03 03:49:44,817 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:49:44,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89008735] [2022-11-03 03:49:44,818 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89008735] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:49:44,818 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:49:44,818 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:49:44,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228695180] [2022-11-03 03:49:44,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:49:44,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:49:44,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:49:44,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:49:44,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:49:44,821 INFO L87 Difference]: Start difference. First operand 5151 states and 7122 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-03 03:49:46,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:49:48,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:49:50,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:49:52,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:49:54,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:49:56,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:49:56,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:49:56,849 INFO L93 Difference]: Finished difference Result 5183 states and 7169 transitions. [2022-11-03 03:49:56,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:49:56,850 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 219 [2022-11-03 03:49:56,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:49:56,889 INFO L225 Difference]: With dead ends: 5183 [2022-11-03 03:49:56,890 INFO L226 Difference]: Without dead ends: 5180 [2022-11-03 03:49:56,894 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 03:49:56,895 INFO L413 NwaCegarLoop]: 772 mSDtfsCounter, 845 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 848 SdHoareTripleChecker+Valid, 775 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.8s IncrementalHoareTripleChecker+Time [2022-11-03 03:49:56,896 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [848 Valid, 775 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 126 Invalid, 4 Unknown, 0 Unchecked, 11.8s Time] [2022-11-03 03:49:56,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5180 states. [2022-11-03 03:49:57,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5180 to 5150. [2022-11-03 03:49:57,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5150 states, 3190 states have (on average 1.347335423197492) internal successors, (4298), 3394 states have internal predecessors, (4298), 1375 states have call successors, (1375), 625 states have call predecessors, (1375), 584 states have return successors, (1446), 1248 states have call predecessors, (1446), 1366 states have call successors, (1446) [2022-11-03 03:49:57,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5150 states to 5150 states and 7119 transitions. [2022-11-03 03:49:57,419 INFO L78 Accepts]: Start accepts. Automaton has 5150 states and 7119 transitions. Word has length 219 [2022-11-03 03:49:57,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:49:57,421 INFO L495 AbstractCegarLoop]: Abstraction has 5150 states and 7119 transitions. [2022-11-03 03:49:57,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-03 03:49:57,422 INFO L276 IsEmpty]: Start isEmpty. Operand 5150 states and 7119 transitions. [2022-11-03 03:49:57,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-11-03 03:49:57,426 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:49:57,426 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:49:57,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-03 03:49:57,427 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:49:57,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:49:57,427 INFO L85 PathProgramCache]: Analyzing trace with hash 1712424168, now seen corresponding path program 1 times [2022-11-03 03:49:57,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:49:57,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808998634] [2022-11-03 03:49:57,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:49:57,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:49:57,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:49:57,802 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-11-03 03:49:57,803 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:49:57,803 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808998634] [2022-11-03 03:49:57,803 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808998634] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:49:57,803 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:49:57,804 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:49:57,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209134655] [2022-11-03 03:49:57,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:49:57,806 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:49:57,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:49:57,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:49:57,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:49:57,807 INFO L87 Difference]: Start difference. First operand 5150 states and 7119 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-03 03:49:59,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:50:04,241 WARN L539 Checker$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 03:50:06,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:50:07,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:50:07,609 INFO L93 Difference]: Finished difference Result 5502 states and 7546 transitions. [2022-11-03 03:50:07,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:50:07,611 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 220 [2022-11-03 03:50:07,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:50:07,642 INFO L225 Difference]: With dead ends: 5502 [2022-11-03 03:50:07,642 INFO L226 Difference]: Without dead ends: 5465 [2022-11-03 03:50:07,647 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 03:50:07,648 INFO L413 NwaCegarLoop]: 782 mSDtfsCounter, 843 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 848 SdHoareTripleChecker+Valid, 822 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2022-11-03 03:50:07,649 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [848 Valid, 822 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 140 Invalid, 3 Unknown, 0 Unchecked, 9.5s Time] [2022-11-03 03:50:07,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5465 states. [2022-11-03 03:50:08,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5465 to 5419. [2022-11-03 03:50:08,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5419 states, 3347 states have (on average 1.340005975500448) internal successors, (4485), 3556 states have internal predecessors, (4485), 1442 states have call successors, (1442), 671 states have call predecessors, (1442), 629 states have return successors, (1502), 1308 states have call predecessors, (1502), 1422 states have call successors, (1502) [2022-11-03 03:50:08,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5419 states to 5419 states and 7429 transitions. [2022-11-03 03:50:08,097 INFO L78 Accepts]: Start accepts. Automaton has 5419 states and 7429 transitions. Word has length 220 [2022-11-03 03:50:08,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:50:08,098 INFO L495 AbstractCegarLoop]: Abstraction has 5419 states and 7429 transitions. [2022-11-03 03:50:08,098 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-03 03:50:08,099 INFO L276 IsEmpty]: Start isEmpty. Operand 5419 states and 7429 transitions. [2022-11-03 03:50:08,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-11-03 03:50:08,103 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:50:08,104 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:50:08,104 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-03 03:50:08,104 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:50:08,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:50:08,105 INFO L85 PathProgramCache]: Analyzing trace with hash -1063637136, now seen corresponding path program 1 times [2022-11-03 03:50:08,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:50:08,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860567938] [2022-11-03 03:50:08,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:50:08,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:50:08,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:50:08,662 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2022-11-03 03:50:08,662 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:50:08,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860567938] [2022-11-03 03:50:08,663 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860567938] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:50:08,663 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:50:08,663 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:50:08,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807200358] [2022-11-03 03:50:08,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:50:08,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:50:08,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:50:08,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:50:08,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:50:08,666 INFO L87 Difference]: Start difference. First operand 5419 states and 7429 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-03 03:50:10,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:50:14,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:50:16,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:50:17,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:50:19,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:50:20,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:50:20,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:50:20,801 INFO L93 Difference]: Finished difference Result 5625 states and 7631 transitions. [2022-11-03 03:50:20,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:50:20,803 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 226 [2022-11-03 03:50:20,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:50:20,838 INFO L225 Difference]: With dead ends: 5625 [2022-11-03 03:50:20,839 INFO L226 Difference]: Without dead ends: 5391 [2022-11-03 03:50:20,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 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 03:50:20,846 INFO L413 NwaCegarLoop]: 766 mSDtfsCounter, 52 mSDsluCounter, 838 mSDsCounter, 0 mSdLazyCounter, 260 mSolverCounterSat, 2 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 1482 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 260 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2022-11-03 03:50:20,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 1482 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 260 Invalid, 3 Unknown, 0 Unchecked, 11.9s Time] [2022-11-03 03:50:20,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5391 states. [2022-11-03 03:50:21,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5391 to 5358. [2022-11-03 03:50:21,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5358 states, 3327 states have (on average 1.3366396152690112) internal successors, (4447), 3511 states have internal predecessors, (4447), 1399 states have call successors, (1399), 678 states have call predecessors, (1399), 631 states have return successors, (1462), 1279 states have call predecessors, (1462), 1382 states have call successors, (1462) [2022-11-03 03:50:21,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5358 states to 5358 states and 7308 transitions. [2022-11-03 03:50:21,355 INFO L78 Accepts]: Start accepts. Automaton has 5358 states and 7308 transitions. Word has length 226 [2022-11-03 03:50:21,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:50:21,356 INFO L495 AbstractCegarLoop]: Abstraction has 5358 states and 7308 transitions. [2022-11-03 03:50:21,357 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-03 03:50:21,357 INFO L276 IsEmpty]: Start isEmpty. Operand 5358 states and 7308 transitions. [2022-11-03 03:50:21,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2022-11-03 03:50:21,363 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:50:21,363 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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] [2022-11-03 03:50:21,364 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-03 03:50:21,364 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:50:21,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:50:21,365 INFO L85 PathProgramCache]: Analyzing trace with hash 544670399, now seen corresponding path program 1 times [2022-11-03 03:50:21,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:50:21,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170729796] [2022-11-03 03:50:21,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:50:21,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:50:21,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:50:21,834 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2022-11-03 03:50:21,834 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:50:21,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170729796] [2022-11-03 03:50:21,835 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170729796] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:50:21,835 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:50:21,835 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:50:21,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329253628] [2022-11-03 03:50:21,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:50:21,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:50:21,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:50:21,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:50:21,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:50:21,839 INFO L87 Difference]: Start difference. First operand 5358 states and 7308 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-03 03:50:23,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:50:27,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:50:29,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:50:31,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:50:33,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:50:35,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:50:39,009 WARN L539 Checker$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 03:50:40,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:50:40,005 INFO L93 Difference]: Finished difference Result 13530 states and 18539 transitions. [2022-11-03 03:50:40,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:50:40,005 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 252 [2022-11-03 03:50:40,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:50:40,048 INFO L225 Difference]: With dead ends: 13530 [2022-11-03 03:50:40,049 INFO L226 Difference]: Without dead ends: 8181 [2022-11-03 03:50:40,081 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 03:50:40,084 INFO L413 NwaCegarLoop]: 1256 mSDtfsCounter, 769 mSDsluCounter, 869 mSDsCounter, 0 mSdLazyCounter, 356 mSolverCounterSat, 8 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 771 SdHoareTripleChecker+Valid, 2001 SdHoareTripleChecker+Invalid, 368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 356 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.6s IncrementalHoareTripleChecker+Time [2022-11-03 03:50:40,085 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [771 Valid, 2001 Invalid, 368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 356 Invalid, 4 Unknown, 0 Unchecked, 17.6s Time] [2022-11-03 03:50:40,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8181 states. [2022-11-03 03:50:40,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8181 to 8146. [2022-11-03 03:50:40,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8146 states, 5106 states have (on average 1.3476302389345867) internal successors, (6881), 5400 states have internal predecessors, (6881), 2091 states have call successors, (2091), 1010 states have call predecessors, (2091), 948 states have return successors, (2188), 1919 states have call predecessors, (2188), 2071 states have call successors, (2188) [2022-11-03 03:50:40,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8146 states to 8146 states and 11160 transitions. [2022-11-03 03:50:40,866 INFO L78 Accepts]: Start accepts. Automaton has 8146 states and 11160 transitions. Word has length 252 [2022-11-03 03:50:40,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:50:40,867 INFO L495 AbstractCegarLoop]: Abstraction has 8146 states and 11160 transitions. [2022-11-03 03:50:40,867 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-03 03:50:40,868 INFO L276 IsEmpty]: Start isEmpty. Operand 8146 states and 11160 transitions. [2022-11-03 03:50:40,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-11-03 03:50:40,875 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:50:40,876 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:50:40,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-03 03:50:40,876 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:50:40,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:50:40,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1251644869, now seen corresponding path program 1 times [2022-11-03 03:50:40,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:50:40,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518526626] [2022-11-03 03:50:40,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:50:40,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:50:41,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:50:41,576 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2022-11-03 03:50:41,576 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:50:41,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518526626] [2022-11-03 03:50:41,577 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518526626] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:50:41,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [804296064] [2022-11-03 03:50:41,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:50:41,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:50:41,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:50:41,585 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:50:41,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 03:50:43,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:50:43,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 2815 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-03 03:50:43,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:50:43,216 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 84 proven. 6 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2022-11-03 03:50:43,216 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:50:43,540 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2022-11-03 03:50:43,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [804296064] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-03 03:50:43,540 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:50:43,541 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 5 [2022-11-03 03:50:43,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307349722] [2022-11-03 03:50:43,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:50:43,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:50:43,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:50:43,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:50:43,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 03:50:43,543 INFO L87 Difference]: Start difference. First operand 8146 states and 11160 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-03 03:50:45,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:50:49,081 WARN L539 Checker$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 03:50:51,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:50:55,393 WARN L539 Checker$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 03:50:57,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:50:59,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:51:00,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:51:00,135 INFO L93 Difference]: Finished difference Result 19464 states and 26715 transitions. [2022-11-03 03:51:00,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:51:00,136 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 260 [2022-11-03 03:51:00,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:51:00,204 INFO L225 Difference]: With dead ends: 19464 [2022-11-03 03:51:00,205 INFO L226 Difference]: Without dead ends: 11349 [2022-11-03 03:51:00,244 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 522 GetRequests, 519 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 03:51:00,245 INFO L413 NwaCegarLoop]: 944 mSDtfsCounter, 795 mSDsluCounter, 823 mSDsCounter, 0 mSdLazyCounter, 271 mSolverCounterSat, 12 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 803 SdHoareTripleChecker+Valid, 1648 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 271 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.8s IncrementalHoareTripleChecker+Time [2022-11-03 03:51:00,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [803 Valid, 1648 Invalid, 289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 271 Invalid, 6 Unknown, 0 Unchecked, 15.8s Time] [2022-11-03 03:51:00,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11349 states. [2022-11-03 03:51:01,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11349 to 11184. [2022-11-03 03:51:01,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11184 states, 7029 states have (on average 1.3573765827286954) internal successors, (9541), 7462 states have internal predecessors, (9541), 2834 states have call successors, (2834), 1398 states have call predecessors, (2834), 1320 states have return successors, (3006), 2588 states have call predecessors, (3006), 2808 states have call successors, (3006) [2022-11-03 03:51:01,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11184 states to 11184 states and 15381 transitions. [2022-11-03 03:51:01,348 INFO L78 Accepts]: Start accepts. Automaton has 11184 states and 15381 transitions. Word has length 260 [2022-11-03 03:51:01,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:51:01,349 INFO L495 AbstractCegarLoop]: Abstraction has 11184 states and 15381 transitions. [2022-11-03 03:51:01,349 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-03 03:51:01,349 INFO L276 IsEmpty]: Start isEmpty. Operand 11184 states and 15381 transitions. [2022-11-03 03:51:01,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2022-11-03 03:51:01,436 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:51:01,436 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 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] [2022-11-03 03:51:01,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-03 03:51:01,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-03 03:51:01,664 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:51:01,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:51:01,664 INFO L85 PathProgramCache]: Analyzing trace with hash -473654166, now seen corresponding path program 1 times [2022-11-03 03:51:01,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:51:01,664 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174372439] [2022-11-03 03:51:01,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:51:01,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:51:01,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:51:02,417 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2022-11-03 03:51:02,418 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:51:02,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174372439] [2022-11-03 03:51:02,418 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174372439] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:51:02,418 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:51:02,419 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 03:51:02,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929829557] [2022-11-03 03:51:02,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:51:02,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 03:51:02,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:51:02,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 03:51:02,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 03:51:02,421 INFO L87 Difference]: Start difference. First operand 11184 states and 15381 transitions. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-11-03 03:51:04,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:51:08,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:51:10,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:51:12,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:51:15,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:51:16,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:51:19,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:51:20,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:51:20,344 INFO L93 Difference]: Finished difference Result 24025 states and 33335 transitions. [2022-11-03 03:51:20,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 03:51:20,345 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 286 [2022-11-03 03:51:20,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:51:20,413 INFO L225 Difference]: With dead ends: 24025 [2022-11-03 03:51:20,414 INFO L226 Difference]: Without dead ends: 12888 [2022-11-03 03:51:20,457 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 03:51:20,458 INFO L413 NwaCegarLoop]: 1007 mSDtfsCounter, 1188 mSDsluCounter, 1364 mSDsCounter, 0 mSdLazyCounter, 450 mSolverCounterSat, 95 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1191 SdHoareTripleChecker+Valid, 2163 SdHoareTripleChecker+Invalid, 548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 450 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.9s IncrementalHoareTripleChecker+Time [2022-11-03 03:51:20,458 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1191 Valid, 2163 Invalid, 548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 450 Invalid, 3 Unknown, 0 Unchecked, 16.9s Time] [2022-11-03 03:51:20,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12888 states. [2022-11-03 03:51:21,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12888 to 11391. [2022-11-03 03:51:21,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11391 states, 7148 states have (on average 1.3539451594851706) internal successors, (9678), 7603 states have internal predecessors, (9678), 2878 states have call successors, (2878), 1433 states have call predecessors, (2878), 1364 states have return successors, (3059), 2625 states have call predecessors, (3059), 2852 states have call successors, (3059) [2022-11-03 03:51:21,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11391 states to 11391 states and 15615 transitions. [2022-11-03 03:51:21,567 INFO L78 Accepts]: Start accepts. Automaton has 11391 states and 15615 transitions. Word has length 286 [2022-11-03 03:51:21,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:51:21,568 INFO L495 AbstractCegarLoop]: Abstraction has 11391 states and 15615 transitions. [2022-11-03 03:51:21,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-11-03 03:51:21,569 INFO L276 IsEmpty]: Start isEmpty. Operand 11391 states and 15615 transitions. [2022-11-03 03:51:21,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2022-11-03 03:51:21,580 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:51:21,581 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 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] [2022-11-03 03:51:21,581 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-03 03:51:21,581 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:51:21,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:51:21,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1924976456, now seen corresponding path program 1 times [2022-11-03 03:51:21,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:51:21,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133917206] [2022-11-03 03:51:21,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:51:21,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:51:21,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:51:23,634 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2022-11-03 03:51:23,637 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:51:23,637 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133917206] [2022-11-03 03:51:23,637 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133917206] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:51:23,637 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:51:23,638 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-03 03:51:23,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454242986] [2022-11-03 03:51:23,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:51:23,640 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 03:51:23,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:51:23,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 03:51:23,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-03 03:51:23,642 INFO L87 Difference]: Start difference. First operand 11391 states and 15615 transitions. Second operand has 7 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 4 states have call successors, (35), 4 states have call predecessors, (35), 3 states have return successors, (31), 4 states have call predecessors, (31), 3 states have call successors, (31) [2022-11-03 03:51:25,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:51:28,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:51:32,131 WARN L539 Checker$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 03:51:35,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:51:40,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:51:42,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:51:44,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:51:46,696 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:51:47,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:51:47,756 INFO L93 Difference]: Finished difference Result 16146 states and 22272 transitions. [2022-11-03 03:51:47,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-03 03:51:47,757 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 4 states have call successors, (35), 4 states have call predecessors, (35), 3 states have return successors, (31), 4 states have call predecessors, (31), 3 states have call successors, (31) Word has length 286 [2022-11-03 03:51:47,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:51:47,836 INFO L225 Difference]: With dead ends: 16146 [2022-11-03 03:51:47,836 INFO L226 Difference]: Without dead ends: 16107 [2022-11-03 03:51:47,844 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:51:47,845 INFO L413 NwaCegarLoop]: 698 mSDtfsCounter, 2039 mSDsluCounter, 1236 mSDsCounter, 0 mSdLazyCounter, 1746 mSolverCounterSat, 1321 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2170 SdHoareTripleChecker+Valid, 1769 SdHoareTripleChecker+Invalid, 3072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1321 IncrementalHoareTripleChecker+Valid, 1746 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.8s IncrementalHoareTripleChecker+Time [2022-11-03 03:51:47,845 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2170 Valid, 1769 Invalid, 3072 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1321 Valid, 1746 Invalid, 5 Unknown, 0 Unchecked, 22.8s Time] [2022-11-03 03:51:47,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16107 states. [2022-11-03 03:51:48,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16107 to 15814. [2022-11-03 03:51:48,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15814 states, 10001 states have (on average 1.3633636636336366) internal successors, (13635), 10650 states have internal predecessors, (13635), 3929 states have call successors, (3929), 1944 states have call predecessors, (3929), 1883 states have return successors, (4212), 3609 states have call predecessors, (4212), 3903 states have call successors, (4212) [2022-11-03 03:51:49,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15814 states to 15814 states and 21776 transitions. [2022-11-03 03:51:49,056 INFO L78 Accepts]: Start accepts. Automaton has 15814 states and 21776 transitions. Word has length 286 [2022-11-03 03:51:49,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:51:49,057 INFO L495 AbstractCegarLoop]: Abstraction has 15814 states and 21776 transitions. [2022-11-03 03:51:49,057 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 4 states have call successors, (35), 4 states have call predecessors, (35), 3 states have return successors, (31), 4 states have call predecessors, (31), 3 states have call successors, (31) [2022-11-03 03:51:49,057 INFO L276 IsEmpty]: Start isEmpty. Operand 15814 states and 21776 transitions. [2022-11-03 03:51:49,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-11-03 03:51:49,070 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:51:49,070 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 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] [2022-11-03 03:51:49,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-03 03:51:49,071 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:51:49,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:51:49,071 INFO L85 PathProgramCache]: Analyzing trace with hash 383254878, now seen corresponding path program 1 times [2022-11-03 03:51:49,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:51:49,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729567131] [2022-11-03 03:51:49,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:51:49,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:51:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:51:50,682 INFO L134 CoverageAnalysis]: Checked inductivity of 641 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 627 trivial. 0 not checked. [2022-11-03 03:51:50,682 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:51:50,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729567131] [2022-11-03 03:51:50,683 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729567131] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:51:50,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [182820007] [2022-11-03 03:51:50,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:51:50,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:51:50,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:51:50,685 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:51:50,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 03:51:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:51:52,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 3067 conjuncts, 26 conjunts are in the unsatisfiable core [2022-11-03 03:51:52,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:51:52,434 INFO L134 CoverageAnalysis]: Checked inductivity of 641 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2022-11-03 03:51:52,435 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:51:52,435 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [182820007] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:51:52,435 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 03:51:52,436 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-11-03 03:51:52,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640961964] [2022-11-03 03:51:52,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:51:52,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 03:51:52,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:51:52,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 03:51:52,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:51:52,438 INFO L87 Difference]: Start difference. First operand 15814 states and 21776 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 3 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-11-03 03:51:54,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:51:57,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:51:59,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:52:00,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:52:03,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:52:04,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:52:06,497 WARN L539 Checker$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 03:52:08,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:52:10,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:52:10,071 INFO L93 Difference]: Finished difference Result 32210 states and 44591 transitions. [2022-11-03 03:52:10,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 03:52:10,072 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 3 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 287 [2022-11-03 03:52:10,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:52:10,175 INFO L225 Difference]: With dead ends: 32210 [2022-11-03 03:52:10,176 INFO L226 Difference]: Without dead ends: 16080 [2022-11-03 03:52:10,242 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 286 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2022-11-03 03:52:10,245 INFO L413 NwaCegarLoop]: 790 mSDtfsCounter, 62 mSDsluCounter, 1729 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 25 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 2276 SdHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:52:10,245 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 2276 Invalid, 430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 401 Invalid, 4 Unknown, 0 Unchecked, 16.1s Time] [2022-11-03 03:52:10,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16080 states. [2022-11-03 03:52:11,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16080 to 16068. [2022-11-03 03:52:11,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16068 states, 10160 states have (on average 1.3608267716535434) internal successors, (13826), 10835 states have internal predecessors, (13826), 4016 states have call successors, (4016), 1950 states have call predecessors, (4016), 1891 states have return successors, (4296), 3690 states have call predecessors, (4296), 3987 states have call successors, (4296) [2022-11-03 03:52:11,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16068 states to 16068 states and 22138 transitions. [2022-11-03 03:52:11,761 INFO L78 Accepts]: Start accepts. Automaton has 16068 states and 22138 transitions. Word has length 287 [2022-11-03 03:52:11,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:52:11,762 INFO L495 AbstractCegarLoop]: Abstraction has 16068 states and 22138 transitions. [2022-11-03 03:52:11,762 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 3 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-11-03 03:52:11,763 INFO L276 IsEmpty]: Start isEmpty. Operand 16068 states and 22138 transitions. [2022-11-03 03:52:11,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-11-03 03:52:11,775 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:52:11,776 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 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] [2022-11-03 03:52:11,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-03 03:52:11,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-11-03 03:52:11,992 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:52:11,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:52:11,993 INFO L85 PathProgramCache]: Analyzing trace with hash 1436705187, now seen corresponding path program 1 times [2022-11-03 03:52:11,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:52:11,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077646638] [2022-11-03 03:52:11,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:52:11,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:52:12,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:52:13,553 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 2 proven. 40 refuted. 0 times theorem prover too weak. 597 trivial. 0 not checked. [2022-11-03 03:52:13,554 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:52:13,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077646638] [2022-11-03 03:52:13,554 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077646638] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:52:13,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1390124186] [2022-11-03 03:52:13,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:52:13,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:52:13,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:52:13,557 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:52:13,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-03 03:52:15,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:52:15,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 3066 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-03 03:52:15,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:52:15,526 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-11-03 03:52:15,526 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:52:15,527 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1390124186] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:52:15,527 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 03:52:15,527 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 8 [2022-11-03 03:52:15,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23651113] [2022-11-03 03:52:15,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:52:15,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:52:15,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:52:15,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:52:15,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:52:15,530 INFO L87 Difference]: Start difference. First operand 16068 states and 22138 transitions. Second operand has 6 states, 4 states have (on average 23.5) internal successors, (94), 6 states have internal predecessors, (94), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-03 03:52:17,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:52:22,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:52:27,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:52:30,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 03:52:33,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 03:52:34,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:52:34,197 INFO L93 Difference]: Finished difference Result 32136 states and 44469 transitions. [2022-11-03 03:52:34,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 03:52:34,198 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 23.5) internal successors, (94), 6 states have internal predecessors, (94), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 287 [2022-11-03 03:52:34,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:52:34,313 INFO L225 Difference]: With dead ends: 32136 [2022-11-03 03:52:34,313 INFO L226 Difference]: Without dead ends: 16081 [2022-11-03 03:52:34,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 286 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-03 03:52:34,393 INFO L413 NwaCegarLoop]: 756 mSDtfsCounter, 3 mSDsluCounter, 3497 mSDsCounter, 0 mSdLazyCounter, 707 mSolverCounterSat, 9 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 3754 SdHoareTripleChecker+Invalid, 719 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 707 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.3s IncrementalHoareTripleChecker+Time [2022-11-03 03:52:34,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 3754 Invalid, 719 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 707 Invalid, 3 Unknown, 0 Unchecked, 17.3s Time] [2022-11-03 03:52:34,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16081 states. [2022-11-03 03:52:35,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16081 to 16081. [2022-11-03 03:52:36,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16081 states, 10173 states have (on average 1.3603656738425243) internal successors, (13839), 10848 states have internal predecessors, (13839), 4016 states have call successors, (4016), 1950 states have call predecessors, (4016), 1891 states have return successors, (4296), 3690 states have call predecessors, (4296), 3987 states have call successors, (4296) [2022-11-03 03:52:36,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16081 states to 16081 states and 22151 transitions. [2022-11-03 03:52:36,091 INFO L78 Accepts]: Start accepts. Automaton has 16081 states and 22151 transitions. Word has length 287 [2022-11-03 03:52:36,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:52:36,092 INFO L495 AbstractCegarLoop]: Abstraction has 16081 states and 22151 transitions. [2022-11-03 03:52:36,092 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 23.5) internal successors, (94), 6 states have internal predecessors, (94), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-03 03:52:36,092 INFO L276 IsEmpty]: Start isEmpty. Operand 16081 states and 22151 transitions. [2022-11-03 03:52:36,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2022-11-03 03:52:36,106 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:52:36,106 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 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] [2022-11-03 03:52:36,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-03 03:52:36,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:52:36,335 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:52:36,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:52:36,336 INFO L85 PathProgramCache]: Analyzing trace with hash -1193458034, now seen corresponding path program 1 times [2022-11-03 03:52:36,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:52:36,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882165452] [2022-11-03 03:52:36,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:52:36,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:52:36,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:52:37,994 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 2 proven. 65 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2022-11-03 03:52:37,994 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:52:37,994 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882165452] [2022-11-03 03:52:37,995 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882165452] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:52:37,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1980508570] [2022-11-03 03:52:37,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:52:37,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:52:37,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:52:37,997 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:52:38,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dce7bdb-23d3-4939-a3cb-1c1ecaaa10b9/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-03 03:52:39,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:52:39,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 3201 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-03 03:52:39,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:52:40,060 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 160 proven. 1 refuted. 0 times theorem prover too weak. 595 trivial. 0 not checked. [2022-11-03 03:52:40,060 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:52:40,687 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 2 proven. 65 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2022-11-03 03:52:40,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1980508570] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:52:40,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1611669005] [2022-11-03 03:52:40,720 INFO L159 IcfgInterpreter]: Started Sifa with 127 locations of interest [2022-11-03 03:52:40,720 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 03:52:40,725 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 03:52:40,735 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 03:52:40,735 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 03:52:42,827 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 85 [2022-11-03 03:52:42,914 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 85 [2022-11-03 03:52:43,004 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 85 [2022-11-03 03:52:43,083 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 85 [2022-11-03 03:52:43,173 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 85 [2022-11-03 03:52:43,269 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 11 treesize of output 15 [2022-11-03 03:52:43,359 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 11 treesize of output 15 [2022-11-03 03:52:43,452 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 84 [2022-11-03 03:52:43,538 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 11 treesize of output 15 [2022-11-03 03:52:43,642 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 11 treesize of output 15 [2022-11-03 03:52:43,729 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 11 treesize of output 15 [2022-11-03 03:52:43,818 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 11 treesize of output 15 [2022-11-03 03:52:43,932 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 37 [2022-11-03 03:52:44,040 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 67 [2022-11-03 03:52:44,133 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:52:44,343 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 66 [2022-11-03 03:52:44,436 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 66 [2022-11-03 03:52:44,522 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:52:44,611 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 65 [2022-11-03 03:52:44,692 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:52:44,773 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:52:44,867 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 63 [2022-11-03 03:52:44,958 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:52:45,058 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 58 [2022-11-03 03:52:45,238 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 67 [2022-11-03 03:52:45,333 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-11-03 03:52:45,430 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-11-03 03:52:45,507 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:52:45,583 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:52:45,661 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:52:45,738 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 64 [2022-11-03 03:52:45,816 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:52:45,889 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 63 [2022-11-03 03:52:45,970 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 60 [2022-11-03 03:52:46,043 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:52:46,118 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:52:46,240 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 31 [2022-11-03 03:52:46,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:46,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:46,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:46,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:46,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:46,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:46,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:46,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:46,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:52:46,895 INFO L244 Elim1Store]: Index analysis took 499 ms [2022-11-03 03:53:08,765 WARN L234 SmtUtils]: Spent 21.84s on a formula simplification. DAG size of input: 1101 DAG size of output: 440 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 03:53:08,770 INFO L356 Elim1Store]: treesize reduction 6221, result has 14.0 percent of original size [2022-11-03 03:53:08,771 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 29 select indices, 29 select index equivalence classes, 424 disjoint index pairs (out of 406 index pairs), introduced 29 new quantified variables, introduced 36 case distinctions, treesize of input 176 treesize of output 1113 [2022-11-03 03:53:10,056 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 67 [2022-11-03 03:53:10,307 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:53:10,549 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 66 [2022-11-03 03:53:10,958 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 66 [2022-11-03 03:53:11,260 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 66 [2022-11-03 03:53:11,530 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 66 [2022-11-03 03:53:11,794 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 63 [2022-11-03 03:53:12,083 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:53:12,310 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:53:12,560 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:53:12,799 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:53:13,123 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:53:13,419 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 67 [2022-11-03 03:53:13,712 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-11-03 03:53:14,046 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-11-03 03:53:14,457 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-11-03 03:53:14,724 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-11-03 03:53:15,013 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 64 [2022-11-03 03:53:15,285 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:53:15,513 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:53:15,781 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:53:16,069 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:53:16,359 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:53:16,656 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:53:17,005 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 67 [2022-11-03 03:53:17,320 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-11-03 03:53:17,558 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-11-03 03:53:17,801 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-11-03 03:53:18,080 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-11-03 03:53:18,409 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 64 [2022-11-03 03:53:18,628 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:53:18,904 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:53:19,276 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:53:19,558 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:53:19,855 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:53:20,160 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:53:20,547 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 31 [2022-11-03 03:53:20,923 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 31 [2022-11-03 03:53:21,230 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 31 [2022-11-03 03:53:21,590 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 31 [2022-11-03 03:53:22,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:53:24,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:53:25,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:53:25,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:53:26,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:53:27,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:53:27,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:53:28,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:53:28,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:53:28,805 INFO L244 Elim1Store]: Index analysis took 6215 ms [2022-11-03 03:54:05,874 WARN L234 SmtUtils]: Spent 37.04s on a formula simplification. DAG size of input: 1653 DAG size of output: 644 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 03:54:05,877 INFO L356 Elim1Store]: treesize reduction 8352, result has 12.5 percent of original size [2022-11-03 03:54:05,878 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 39 select indices, 39 select index equivalence classes, 453 disjoint index pairs (out of 741 index pairs), introduced 39 new quantified variables, introduced 332 case distinctions, treesize of input 370 treesize of output 1465 [2022-11-03 03:54:07,469 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 67 [2022-11-03 03:54:07,611 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-11-03 03:54:07,749 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:54:07,882 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 66 [2022-11-03 03:54:08,024 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:54:08,157 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 65 [2022-11-03 03:54:08,312 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 65 [2022-11-03 03:54:08,462 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 62 [2022-11-03 03:54:08,602 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:54:08,761 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:54:08,909 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:54:09,034 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:54:09,228 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 31 [2022-11-03 03:54:09,399 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 67 [2022-11-03 03:54:09,512 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-11-03 03:54:09,672 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2022-11-03 03:54:09,821 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:54:09,938 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:54:10,054 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:54:10,171 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 64 [2022-11-03 03:54:10,311 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 64 [2022-11-03 03:54:10,470 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:54:10,589 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 60 [2022-11-03 03:54:10,732 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:54:10,883 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:54:19,622 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 03:54:19,628 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 03:54:19,640 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 03:54:22,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:22,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:22,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:22,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:22,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:22,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:22,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:22,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:22,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:22,917 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 38 select indices, 38 select index equivalence classes, 712 disjoint index pairs (out of 703 index pairs), introduced 38 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 115 [2022-11-03 03:54:23,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:23,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:23,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:23,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:23,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:23,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:23,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:23,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:23,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:23,350 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 39 select indices, 39 select index equivalence classes, 741 disjoint index pairs (out of 741 index pairs), introduced 39 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 118 [2022-11-03 03:54:24,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:24,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:25,378 INFO L244 Elim1Store]: Index analysis took 645 ms [2022-11-03 03:54:25,445 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 191 select indices, 191 select index equivalence classes, 13116 disjoint index pairs (out of 18145 index pairs), introduced 191 new quantified variables, introduced 0 case distinctions, treesize of input 1686 treesize of output 574 [2022-11-03 03:54:35,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:35,680 INFO L244 Elim1Store]: Index analysis took 520 ms [2022-11-03 03:54:35,705 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 191 select indices, 191 select index equivalence classes, 13116 disjoint index pairs (out of 18145 index pairs), introduced 191 new quantified variables, introduced 0 case distinctions, treesize of input 1686 treesize of output 574 [2022-11-03 03:54:36,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:36,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:36,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:36,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:36,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:36,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:36,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:36,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:36,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:36,523 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 38 select indices, 38 select index equivalence classes, 712 disjoint index pairs (out of 703 index pairs), introduced 38 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 115 [2022-11-03 03:54:36,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:36,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:36,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:36,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:36,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:36,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:36,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:36,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:36,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:54:36,860 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 39 select indices, 39 select index equivalence classes, 741 disjoint index pairs (out of 741 index pairs), introduced 39 new quantified variables, introduced 0 case distinctions, treesize of input 196 treesize of output 118 [2022-11-03 03:55:53,548 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 03:55:53,880 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 03:55:54,551 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 03:55:55,439 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:55:55,459 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:55:55,505 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:56:28,062 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 03:56:28,539 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 03:56:29,047 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 03:56:29,975 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:56:30,007 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:56:30,041 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:58:05,329 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 03:58:05,457 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 03:58:05,771 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 03:58:07,303 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:58:07,312 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:58:07,344 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:59:30,926 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 03:59:31,187 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 03:59:31,435 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 03:59:32,846 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:59:32,869 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:59:32,893 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:59:40,248 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 03:59:40,361 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 03:59:40,944 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 03:59:44,240 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 03:59:44,668 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 03:59:44,826 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 03:59:51,712 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 03:59:52,348 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 03:59:52,468 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 03:59:55,971 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 03:59:56,074 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 03:59:56,661 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 04:02:00,344 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 04:02:00,635 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 04:02:00,837 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 04:02:02,101 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 04:02:02,127 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 04:02:02,145 WARN L234 Elim1Store]: Array PQE input equivalent to false