./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS --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 ed28fe99994604a1173e3d4f71ab5b1542eccb5293571b04f5dd99c12a84c046 --- 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-8393723 [2022-11-19 06:40:28,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:40:28,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:40:28,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:40:28,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:40:28,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:40:28,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:40:28,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:40:28,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:40:28,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:40:28,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:40:28,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:40:28,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:40:28,437 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:40:28,438 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:40:28,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:40:28,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:40:28,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:40:28,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:40:28,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:40:28,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:40:28,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:40:28,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:40:28,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:40:28,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:40:28,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:40:28,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:40:28,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:40:28,470 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:40:28,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:40:28,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:40:28,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:40:28,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:40:28,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:40:28,478 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:40:28,478 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:40:28,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:40:28,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:40:28,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:40:28,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:40:28,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:40:28,482 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 06:40:28,524 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:40:28,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:40:28,525 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:40:28,525 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:40:28,527 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:40:28,528 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:40:28,529 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:40:28,529 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:40:28,529 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:40:28,530 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 06:40:28,531 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:40:28,531 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:40:28,531 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 06:40:28,532 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 06:40:28,532 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:40:28,532 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 06:40:28,533 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 06:40:28,533 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 06:40:28,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:40:28,534 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:40:28,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:40:28,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 06:40:28,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:40:28,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 06:40:28,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 06:40:28,536 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:40:28,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 06:40:28,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:40:28,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:40:28,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:40:28,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:40:28,538 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 06:40:28,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:40:28,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 06:40:28,539 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 06:40:28,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 06:40:28,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 06:40:28,540 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:40:28,540 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_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed28fe99994604a1173e3d4f71ab5b1542eccb5293571b04f5dd99c12a84c046 [2022-11-19 06:40:28,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:40:28,835 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:40:28,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:40:28,839 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:40:28,840 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:40:28,841 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2022-11-19 06:40:28,946 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/data/fe3c8a862/a0f33b8a47e74570932058952b97b68e/FLAGca482be17 [2022-11-19 06:40:29,794 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:40:29,795 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2022-11-19 06:40:29,844 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/data/fe3c8a862/a0f33b8a47e74570932058952b97b68e/FLAGca482be17 [2022-11-19 06:40:30,293 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/data/fe3c8a862/a0f33b8a47e74570932058952b97b68e [2022-11-19 06:40:30,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:40:30,297 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:40:30,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:40:30,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:40:30,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:40:30,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:40:30" (1/1) ... [2022-11-19 06:40:30,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@caa0456 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:40:30, skipping insertion in model container [2022-11-19 06:40:30,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:40:30" (1/1) ... [2022-11-19 06:40:30,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:40:30,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:40:32,507 WARN L234 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_7ea36020-5484-4def-974a-69b8bb905196/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i[275280,275293] [2022-11-19 06:40:32,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:40:32,629 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 06:40:32,980 WARN L234 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_7ea36020-5484-4def-974a-69b8bb905196/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i[275280,275293] [2022-11-19 06:40:32,988 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:40:33,117 INFO L208 MainTranslator]: Completed translation [2022-11-19 06:40:33,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:40:33 WrapperNode [2022-11-19 06:40:33,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:40:33,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 06:40:33,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 06:40:33,118 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 06:40:33,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:40:33" (1/1) ... [2022-11-19 06:40:33,182 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:40:33" (1/1) ... [2022-11-19 06:40:33,347 INFO L138 Inliner]: procedures = 224, calls = 1254, calls flagged for inlining = 123, calls inlined = 120, statements flattened = 3619 [2022-11-19 06:40:33,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 06:40:33,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 06:40:33,349 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 06:40:33,349 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 06:40:33,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:40:33" (1/1) ... [2022-11-19 06:40:33,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:40:33" (1/1) ... [2022-11-19 06:40:33,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:40:33" (1/1) ... [2022-11-19 06:40:33,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:40:33" (1/1) ... [2022-11-19 06:40:33,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:40:33" (1/1) ... [2022-11-19 06:40:33,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:40:33" (1/1) ... [2022-11-19 06:40:33,581 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:40:33" (1/1) ... [2022-11-19 06:40:33,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:40:33" (1/1) ... [2022-11-19 06:40:33,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 06:40:33,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 06:40:33,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 06:40:33,645 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 06:40:33,647 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:40:33" (1/1) ... [2022-11-19 06:40:33,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:40:33,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:40:33,681 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 06:40:33,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 06:40:33,735 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-19 06:40:33,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-19 06:40:33,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-19 06:40:33,736 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-11-19 06:40:33,736 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-11-19 06:40:33,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-19 06:40:33,736 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-19 06:40:33,736 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-19 06:40:33,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 06:40:33,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 06:40:33,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-19 06:40:33,737 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-19 06:40:33,737 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-19 06:40:33,737 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-19 06:40:33,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-19 06:40:33,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-19 06:40:33,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 06:40:33,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 06:40:33,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-19 06:40:33,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-19 06:40:33,738 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-19 06:40:33,738 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-19 06:40:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-19 06:40:33,739 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-19 06:40:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 06:40:33,739 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 06:40:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-19 06:40:33,739 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-19 06:40:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-19 06:40:33,740 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-19 06:40:33,740 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-19 06:40:33,740 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-19 06:40:33,740 INFO L130 BoogieDeclarations]: Found specification of procedure rr_init1 [2022-11-19 06:40:33,740 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_init1 [2022-11-19 06:40:33,740 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-19 06:40:33,740 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-19 06:40:33,741 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-19 06:40:33,741 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-19 06:40:33,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 06:40:33,742 INFO L130 BoogieDeclarations]: Found specification of procedure rr_ioctl [2022-11-19 06:40:33,742 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_ioctl [2022-11-19 06:40:33,742 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-19 06:40:33,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 06:40:33,742 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-19 06:40:33,742 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-19 06:40:33,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-11-19 06:40:33,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-11-19 06:40:33,743 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-19 06:40:33,744 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-19 06:40:33,745 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-19 06:40:33,745 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-19 06:40:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 06:40:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 06:40:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-11-19 06:40:33,746 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-11-19 06:40:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-19 06:40:33,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-19 06:40:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-19 06:40:33,747 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-19 06:40:33,747 INFO L130 BoogieDeclarations]: Found specification of procedure set_rraddr [2022-11-19 06:40:33,747 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rraddr [2022-11-19 06:40:33,747 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-19 06:40:33,748 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-19 06:40:33,748 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-19 06:40:33,748 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-19 06:40:33,748 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom_word [2022-11-19 06:40:33,748 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom_word [2022-11-19 06:40:33,748 INFO L130 BoogieDeclarations]: Found specification of procedure hippi_mac_addr [2022-11-19 06:40:33,748 INFO L138 BoogieDeclarations]: Found implementation of procedure hippi_mac_addr [2022-11-19 06:40:33,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-19 06:40:33,749 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-19 06:40:33,750 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-19 06:40:33,750 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom [2022-11-19 06:40:33,750 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom [2022-11-19 06:40:33,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-19 06:40:33,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 06:40:33,751 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-19 06:40:33,751 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-19 06:40:33,751 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-19 06:40:33,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-19 06:40:33,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-19 06:40:33,751 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-19 06:40:33,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-19 06:40:33,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-19 06:40:33,752 INFO L130 BoogieDeclarations]: Found specification of procedure hippi_change_mtu [2022-11-19 06:40:33,753 INFO L138 BoogieDeclarations]: Found implementation of procedure hippi_change_mtu [2022-11-19 06:40:33,753 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 06:40:33,753 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 06:40:33,755 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-19 06:40:33,755 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-19 06:40:33,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 06:40:33,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 06:40:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 06:40:33,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-19 06:40:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-19 06:40:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 06:40:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-19 06:40:33,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-19 06:40:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 06:40:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-19 06:40:33,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-19 06:40:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 06:40:33,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-19 06:40:33,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-19 06:40:33,758 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2022-11-19 06:40:33,759 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2022-11-19 06:40:33,759 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_tx [2022-11-19 06:40:33,759 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_tx [2022-11-19 06:40:33,759 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-19 06:40:33,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-19 06:40:33,761 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-19 06:40:33,764 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-19 06:40:33,764 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-19 06:40:33,764 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-19 06:40:33,764 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-19 06:40:33,765 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-19 06:40:33,765 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-19 06:40:33,767 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-19 06:40:33,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 06:40:33,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 06:40:33,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 06:40:33,774 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_rx [2022-11-19 06:40:33,774 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_rx [2022-11-19 06:40:34,498 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 06:40:34,501 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 06:40:35,833 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-19 06:40:37,316 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 06:40:38,114 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 06:40:38,115 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-19 06:40:38,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:40:38 BoogieIcfgContainer [2022-11-19 06:40:38,120 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 06:40:38,123 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 06:40:38,123 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 06:40:38,127 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 06:40:38,127 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:40:30" (1/3) ... [2022-11-19 06:40:38,128 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d6e4e19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:40:38, skipping insertion in model container [2022-11-19 06:40:38,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:40:33" (2/3) ... [2022-11-19 06:40:38,128 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d6e4e19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:40:38, skipping insertion in model container [2022-11-19 06:40:38,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:40:38" (3/3) ... [2022-11-19 06:40:38,130 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2022-11-19 06:40:38,153 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 06:40:38,153 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 06:40:38,249 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 06:40:38,255 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;@3bd8381, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 06:40:38,255 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 06:40:38,263 INFO L276 IsEmpty]: Start isEmpty. Operand has 948 states, 543 states have (on average 1.3425414364640884) internal successors, (729), 568 states have internal predecessors, (729), 351 states have call successors, (351), 53 states have call predecessors, (351), 52 states have return successors, (345), 335 states have call predecessors, (345), 345 states have call successors, (345) [2022-11-19 06:40:38,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-19 06:40:38,280 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:40:38,280 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-19 06:40:38,281 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:40:38,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:40:38,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1311892253, now seen corresponding path program 1 times [2022-11-19 06:40:38,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:40:38,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369621463] [2022-11-19 06:40:38,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:40:38,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:40:38,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:40:39,011 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-19 06:40:39,012 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:40:39,012 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369621463] [2022-11-19 06:40:39,015 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369621463] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:40:39,015 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:40:39,015 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:40:39,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939529567] [2022-11-19 06:40:39,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:40:39,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:40:39,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:40:39,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:40:39,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:40:39,066 INFO L87 Difference]: Start difference. First operand has 948 states, 543 states have (on average 1.3425414364640884) internal successors, (729), 568 states have internal predecessors, (729), 351 states have call successors, (351), 53 states have call predecessors, (351), 52 states have return successors, (345), 335 states have call predecessors, (345), 345 states have call successors, (345) Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-19 06:40:39,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:40:39,957 INFO L93 Difference]: Finished difference Result 2524 states and 3815 transitions. [2022-11-19 06:40:39,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:40:39,960 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 94 [2022-11-19 06:40:39,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:40:39,993 INFO L225 Difference]: With dead ends: 2524 [2022-11-19 06:40:39,993 INFO L226 Difference]: Without dead ends: 1568 [2022-11-19 06:40:40,010 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 [2022-11-19 06:40:40,014 INFO L413 NwaCegarLoop]: 1524 mSDtfsCounter, 991 mSDsluCounter, 1229 mSDsCounter, 0 mSdLazyCounter, 278 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 991 SdHoareTripleChecker+Valid, 2753 SdHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 278 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-19 06:40:40,018 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [991 Valid, 2753 Invalid, 285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 278 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-19 06:40:40,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1568 states. [2022-11-19 06:40:40,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1568 to 1561. [2022-11-19 06:40:40,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1561 states, 898 states have (on average 1.3251670378619154) internal successors, (1190), 934 states have internal predecessors, (1190), 570 states have call successors, (570), 93 states have call predecessors, (570), 92 states have return successors, (569), 546 states have call predecessors, (569), 569 states have call successors, (569) [2022-11-19 06:40:40,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1561 states and 2329 transitions. [2022-11-19 06:40:40,270 INFO L78 Accepts]: Start accepts. Automaton has 1561 states and 2329 transitions. Word has length 94 [2022-11-19 06:40:40,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:40:40,271 INFO L495 AbstractCegarLoop]: Abstraction has 1561 states and 2329 transitions. [2022-11-19 06:40:40,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-19 06:40:40,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 2329 transitions. [2022-11-19 06:40:40,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-19 06:40:40,281 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:40:40,281 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-19 06:40:40,281 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 06:40:40,282 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:40:40,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:40:40,282 INFO L85 PathProgramCache]: Analyzing trace with hash -1495244028, now seen corresponding path program 1 times [2022-11-19 06:40:40,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:40:40,283 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640509512] [2022-11-19 06:40:40,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:40:40,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:40:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:40:40,821 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-19 06:40:40,821 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:40:40,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640509512] [2022-11-19 06:40:40,822 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640509512] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:40:40,822 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:40:40,822 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 06:40:40,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366184697] [2022-11-19 06:40:40,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:40:40,823 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 06:40:40,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:40:40,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 06:40:40,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:40:40,825 INFO L87 Difference]: Start difference. First operand 1561 states and 2329 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-19 06:40:42,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:40:42,011 INFO L93 Difference]: Finished difference Result 4660 states and 6959 transitions. [2022-11-19 06:40:42,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-19 06:40:42,012 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 112 [2022-11-19 06:40:42,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:40:42,035 INFO L225 Difference]: With dead ends: 4660 [2022-11-19 06:40:42,036 INFO L226 Difference]: Without dead ends: 3116 [2022-11-19 06:40:42,044 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-19 06:40:42,045 INFO L413 NwaCegarLoop]: 2151 mSDtfsCounter, 1375 mSDsluCounter, 5546 mSDsCounter, 0 mSdLazyCounter, 702 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1379 SdHoareTripleChecker+Valid, 7697 SdHoareTripleChecker+Invalid, 705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-19 06:40:42,046 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1379 Valid, 7697 Invalid, 705 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 702 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-19 06:40:42,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3116 states. [2022-11-19 06:40:42,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3116 to 3092. [2022-11-19 06:40:42,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3092 states, 1779 states have (on average 1.327150084317032) internal successors, (2361), 1860 states have internal predecessors, (2361), 1128 states have call successors, (1128), 185 states have call predecessors, (1128), 184 states have return successors, (1127), 1072 states have call predecessors, (1127), 1127 states have call successors, (1127) [2022-11-19 06:40:42,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 3092 states and 4616 transitions. [2022-11-19 06:40:42,285 INFO L78 Accepts]: Start accepts. Automaton has 3092 states and 4616 transitions. Word has length 112 [2022-11-19 06:40:42,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:40:42,286 INFO L495 AbstractCegarLoop]: Abstraction has 3092 states and 4616 transitions. [2022-11-19 06:40:42,286 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-19 06:40:42,287 INFO L276 IsEmpty]: Start isEmpty. Operand 3092 states and 4616 transitions. [2022-11-19 06:40:42,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-19 06:40:42,290 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:40:42,290 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-19 06:40:42,290 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 06:40:42,291 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:40:42,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:40:42,291 INFO L85 PathProgramCache]: Analyzing trace with hash 857993407, now seen corresponding path program 1 times [2022-11-19 06:40:42,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:40:42,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514423568] [2022-11-19 06:40:42,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:40:42,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:40:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:40:42,826 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-19 06:40:42,827 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:40:42,827 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514423568] [2022-11-19 06:40:42,829 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514423568] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:40:42,829 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:40:42,829 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 06:40:42,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077706360] [2022-11-19 06:40:42,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:40:42,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 06:40:42,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:40:42,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 06:40:42,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:40:42,833 INFO L87 Difference]: Start difference. First operand 3092 states and 4616 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-19 06:40:43,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:40:43,970 INFO L93 Difference]: Finished difference Result 6677 states and 9930 transitions. [2022-11-19 06:40:43,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-19 06:40:43,971 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 113 [2022-11-19 06:40:43,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:40:44,003 INFO L225 Difference]: With dead ends: 6677 [2022-11-19 06:40:44,003 INFO L226 Difference]: Without dead ends: 4663 [2022-11-19 06:40:44,016 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-19 06:40:44,017 INFO L413 NwaCegarLoop]: 1610 mSDtfsCounter, 1371 mSDsluCounter, 4462 mSDsCounter, 0 mSdLazyCounter, 512 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1375 SdHoareTripleChecker+Valid, 6072 SdHoareTripleChecker+Invalid, 515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-19 06:40:44,018 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1375 Valid, 6072 Invalid, 515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 512 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-19 06:40:44,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4663 states. [2022-11-19 06:40:44,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4663 to 4629. [2022-11-19 06:40:44,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4629 states, 2668 states have (on average 1.3268365817091454) internal successors, (3540), 2784 states have internal predecessors, (3540), 1684 states have call successors, (1684), 277 states have call predecessors, (1684), 276 states have return successors, (1683), 1606 states have call predecessors, (1683), 1683 states have call successors, (1683) [2022-11-19 06:40:44,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4629 states to 4629 states and 6907 transitions. [2022-11-19 06:40:44,410 INFO L78 Accepts]: Start accepts. Automaton has 4629 states and 6907 transitions. Word has length 113 [2022-11-19 06:40:44,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:40:44,411 INFO L495 AbstractCegarLoop]: Abstraction has 4629 states and 6907 transitions. [2022-11-19 06:40:44,411 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-19 06:40:44,412 INFO L276 IsEmpty]: Start isEmpty. Operand 4629 states and 6907 transitions. [2022-11-19 06:40:44,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-19 06:40:44,414 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:40:44,414 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-19 06:40:44,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 06:40:44,415 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:40:44,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:40:44,416 INFO L85 PathProgramCache]: Analyzing trace with hash -1666264281, now seen corresponding path program 1 times [2022-11-19 06:40:44,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:40:44,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169863847] [2022-11-19 06:40:44,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:40:44,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:40:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:40:44,814 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-19 06:40:44,815 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:40:44,815 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169863847] [2022-11-19 06:40:44,815 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169863847] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:40:44,815 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:40:44,816 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 06:40:44,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607980613] [2022-11-19 06:40:44,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:40:44,816 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 06:40:44,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:40:44,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 06:40:44,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:40:44,818 INFO L87 Difference]: Start difference. First operand 4629 states and 6907 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-19 06:40:45,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:40:45,882 INFO L93 Difference]: Finished difference Result 8224 states and 12225 transitions. [2022-11-19 06:40:45,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-19 06:40:45,883 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 114 [2022-11-19 06:40:45,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:40:45,913 INFO L225 Difference]: With dead ends: 8224 [2022-11-19 06:40:45,913 INFO L226 Difference]: Without dead ends: 4671 [2022-11-19 06:40:45,931 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-19 06:40:45,932 INFO L413 NwaCegarLoop]: 1610 mSDtfsCounter, 1369 mSDsluCounter, 4462 mSDsCounter, 0 mSdLazyCounter, 512 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1373 SdHoareTripleChecker+Valid, 6072 SdHoareTripleChecker+Invalid, 515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-19 06:40:45,933 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1373 Valid, 6072 Invalid, 515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 512 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-19 06:40:45,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4671 states. [2022-11-19 06:40:46,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4671 to 4637. [2022-11-19 06:40:46,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4637 states, 2676 states have (on average 1.3258594917787743) internal successors, (3548), 2790 states have internal predecessors, (3548), 1682 states have call successors, (1682), 279 states have call predecessors, (1682), 278 states have return successors, (1681), 1606 states have call predecessors, (1681), 1681 states have call successors, (1681) [2022-11-19 06:40:46,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4637 states to 4637 states and 6911 transitions. [2022-11-19 06:40:46,402 INFO L78 Accepts]: Start accepts. Automaton has 4637 states and 6911 transitions. Word has length 114 [2022-11-19 06:40:46,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:40:46,403 INFO L495 AbstractCegarLoop]: Abstraction has 4637 states and 6911 transitions. [2022-11-19 06:40:46,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-19 06:40:46,405 INFO L276 IsEmpty]: Start isEmpty. Operand 4637 states and 6911 transitions. [2022-11-19 06:40:46,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-19 06:40:46,407 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:40:46,407 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-19 06:40:46,408 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 06:40:46,408 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:40:46,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:40:46,409 INFO L85 PathProgramCache]: Analyzing trace with hash -774048126, now seen corresponding path program 1 times [2022-11-19 06:40:46,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:40:46,409 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386998783] [2022-11-19 06:40:46,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:40:46,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:40:46,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:40:46,740 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-19 06:40:46,740 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:40:46,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386998783] [2022-11-19 06:40:46,740 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386998783] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:40:46,741 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:40:46,741 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 06:40:46,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417393622] [2022-11-19 06:40:46,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:40:46,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 06:40:46,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:40:46,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 06:40:46,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:40:46,743 INFO L87 Difference]: Start difference. First operand 4637 states and 6911 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-19 06:40:47,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:40:47,887 INFO L93 Difference]: Finished difference Result 7898 states and 11689 transitions. [2022-11-19 06:40:47,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-19 06:40:47,888 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 115 [2022-11-19 06:40:47,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:40:47,915 INFO L225 Difference]: With dead ends: 7898 [2022-11-19 06:40:47,915 INFO L226 Difference]: Without dead ends: 4335 [2022-11-19 06:40:47,931 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-19 06:40:47,932 INFO L413 NwaCegarLoop]: 1610 mSDtfsCounter, 1367 mSDsluCounter, 4462 mSDsCounter, 0 mSdLazyCounter, 512 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1371 SdHoareTripleChecker+Valid, 6072 SdHoareTripleChecker+Invalid, 515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-19 06:40:47,932 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1371 Valid, 6072 Invalid, 515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 512 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-19 06:40:47,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4335 states. [2022-11-19 06:40:48,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4335 to 4307. [2022-11-19 06:40:48,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4307 states, 2456 states have (on average 1.3118892508143323) internal successors, (3222), 2540 states have internal predecessors, (3222), 1577 states have call successors, (1577), 274 states have call predecessors, (1577), 273 states have return successors, (1576), 1523 states have call predecessors, (1576), 1576 states have call successors, (1576) [2022-11-19 06:40:48,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4307 states to 4307 states and 6375 transitions. [2022-11-19 06:40:48,329 INFO L78 Accepts]: Start accepts. Automaton has 4307 states and 6375 transitions. Word has length 115 [2022-11-19 06:40:48,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:40:48,331 INFO L495 AbstractCegarLoop]: Abstraction has 4307 states and 6375 transitions. [2022-11-19 06:40:48,331 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-19 06:40:48,331 INFO L276 IsEmpty]: Start isEmpty. Operand 4307 states and 6375 transitions. [2022-11-19 06:40:48,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-19 06:40:48,337 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:40:48,338 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-19 06:40:48,338 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-19 06:40:48,338 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:40:48,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:40:48,339 INFO L85 PathProgramCache]: Analyzing trace with hash -1743663342, now seen corresponding path program 1 times [2022-11-19 06:40:48,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:40:48,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286201489] [2022-11-19 06:40:48,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:40:48,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:40:48,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:40:48,838 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-11-19 06:40:48,839 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:40:48,839 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286201489] [2022-11-19 06:40:48,839 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286201489] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 06:40:48,839 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [511591886] [2022-11-19 06:40:48,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:40:48,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:40:48,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:40:48,843 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 06:40:48,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 06:40:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:40:49,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 1939 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-19 06:40:49,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:40:49,783 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-19 06:40:49,784 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 06:40:49,784 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [511591886] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:40:49,784 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 06:40:49,784 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2022-11-19 06:40:49,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080748794] [2022-11-19 06:40:49,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:40:49,785 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-19 06:40:49,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:40:49,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-19 06:40:49,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2022-11-19 06:40:49,787 INFO L87 Difference]: Start difference. First operand 4307 states and 6375 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 5 states have internal predecessors, (56), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-19 06:40:51,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:40:51,668 INFO L93 Difference]: Finished difference Result 10222 states and 15133 transitions. [2022-11-19 06:40:51,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-19 06:40:51,669 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 5 states have internal predecessors, (56), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 125 [2022-11-19 06:40:51,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:40:51,740 INFO L225 Difference]: With dead ends: 10222 [2022-11-19 06:40:51,740 INFO L226 Difference]: Without dead ends: 7119 [2022-11-19 06:40:51,761 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2022-11-19 06:40:51,764 INFO L413 NwaCegarLoop]: 1826 mSDtfsCounter, 1401 mSDsluCounter, 8552 mSDsCounter, 0 mSdLazyCounter, 962 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1405 SdHoareTripleChecker+Valid, 10378 SdHoareTripleChecker+Invalid, 964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 962 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-19 06:40:51,764 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1405 Valid, 10378 Invalid, 964 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 962 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-19 06:40:51,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7119 states. [2022-11-19 06:40:52,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7119 to 7057. [2022-11-19 06:40:52,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7057 states, 4018 states have (on average 1.3106022896963663) internal successors, (5266), 4158 states have internal predecessors, (5266), 2584 states have call successors, (2584), 451 states have call predecessors, (2584), 454 states have return successors, (2593), 2496 states have call predecessors, (2593), 2583 states have call successors, (2593) [2022-11-19 06:40:52,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7057 states to 7057 states and 10443 transitions. [2022-11-19 06:40:52,415 INFO L78 Accepts]: Start accepts. Automaton has 7057 states and 10443 transitions. Word has length 125 [2022-11-19 06:40:52,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:40:52,416 INFO L495 AbstractCegarLoop]: Abstraction has 7057 states and 10443 transitions. [2022-11-19 06:40:52,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 5 states have internal predecessors, (56), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-19 06:40:52,416 INFO L276 IsEmpty]: Start isEmpty. Operand 7057 states and 10443 transitions. [2022-11-19 06:40:52,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-19 06:40:52,419 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:40:52,419 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-19 06:40:52,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-19 06:40:52,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-11-19 06:40:52,629 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:40:52,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:40:52,629 INFO L85 PathProgramCache]: Analyzing trace with hash 531232956, now seen corresponding path program 1 times [2022-11-19 06:40:52,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:40:52,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638674801] [2022-11-19 06:40:52,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:40:52,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:40:52,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:40:53,191 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-19 06:40:53,192 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:40:53,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638674801] [2022-11-19 06:40:53,192 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638674801] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 06:40:53,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [648365834] [2022-11-19 06:40:53,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:40:53,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:40:53,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:40:53,196 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 06:40:53,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-19 06:40:53,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:40:53,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 1941 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-19 06:40:53,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:40:54,087 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-19 06:40:54,088 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 06:40:54,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [648365834] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:40:54,088 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 06:40:54,088 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2022-11-19 06:40:54,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151744086] [2022-11-19 06:40:54,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:40:54,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-19 06:40:54,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:40:54,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-19 06:40:54,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2022-11-19 06:40:54,090 INFO L87 Difference]: Start difference. First operand 7057 states and 10443 transitions. Second operand has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 5 states have internal predecessors, (57), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-19 06:40:55,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:40:55,899 INFO L93 Difference]: Finished difference Result 15744 states and 23289 transitions. [2022-11-19 06:40:55,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-19 06:40:55,900 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 5 states have internal predecessors, (57), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 126 [2022-11-19 06:40:55,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:40:55,949 INFO L225 Difference]: With dead ends: 15744 [2022-11-19 06:40:55,949 INFO L226 Difference]: Without dead ends: 9891 [2022-11-19 06:40:55,977 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2022-11-19 06:40:55,978 INFO L413 NwaCegarLoop]: 2062 mSDtfsCounter, 1401 mSDsluCounter, 9484 mSDsCounter, 0 mSdLazyCounter, 1074 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1405 SdHoareTripleChecker+Valid, 11546 SdHoareTripleChecker+Invalid, 1076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1074 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-19 06:40:55,978 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1405 Valid, 11546 Invalid, 1076 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1074 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-19 06:40:55,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9891 states. [2022-11-19 06:40:56,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9891 to 9817. [2022-11-19 06:40:56,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9817 states, 5586 states have (on average 1.309702828499821) internal successors, (7316), 5788 states have internal predecessors, (7316), 3591 states have call successors, (3591), 628 states have call predecessors, (3591), 639 states have return successors, (3616), 3467 states have call predecessors, (3616), 3590 states have call successors, (3616) [2022-11-19 06:40:56,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9817 states to 9817 states and 14523 transitions. [2022-11-19 06:40:56,852 INFO L78 Accepts]: Start accepts. Automaton has 9817 states and 14523 transitions. Word has length 126 [2022-11-19 06:40:56,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:40:56,853 INFO L495 AbstractCegarLoop]: Abstraction has 9817 states and 14523 transitions. [2022-11-19 06:40:56,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 5 states have internal predecessors, (57), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-19 06:40:56,853 INFO L276 IsEmpty]: Start isEmpty. Operand 9817 states and 14523 transitions. [2022-11-19 06:40:56,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-19 06:40:56,857 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:40:56,858 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:40:56,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-19 06:40:57,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:40:57,068 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:40:57,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:40:57,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1046777561, now seen corresponding path program 1 times [2022-11-19 06:40:57,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:40:57,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124307863] [2022-11-19 06:40:57,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:40:57,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:40:57,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:40:57,550 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-19 06:40:57,550 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:40:57,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124307863] [2022-11-19 06:40:57,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124307863] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 06:40:57,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2014824826] [2022-11-19 06:40:57,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:40:57,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:40:57,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:40:57,553 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 06:40:57,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-19 06:40:58,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:40:58,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 1943 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-19 06:40:58,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:40:58,417 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-19 06:40:58,417 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 06:40:58,417 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2014824826] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:40:58,418 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 06:40:58,418 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2022-11-19 06:40:58,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142831480] [2022-11-19 06:40:58,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:40:58,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-19 06:40:58,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:40:58,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-19 06:40:58,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2022-11-19 06:40:58,420 INFO L87 Difference]: Start difference. First operand 9817 states and 14523 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 5 states have internal predecessors, (58), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-19 06:41:00,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:41:00,343 INFO L93 Difference]: Finished difference Result 21260 states and 31441 transitions. [2022-11-19 06:41:00,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-19 06:41:00,343 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 5 states have internal predecessors, (58), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 127 [2022-11-19 06:41:00,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:41:00,408 INFO L225 Difference]: With dead ends: 21260 [2022-11-19 06:41:00,408 INFO L226 Difference]: Without dead ends: 12647 [2022-11-19 06:41:00,447 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2022-11-19 06:41:00,447 INFO L413 NwaCegarLoop]: 2062 mSDtfsCounter, 1401 mSDsluCounter, 9484 mSDsCounter, 0 mSdLazyCounter, 1074 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1405 SdHoareTripleChecker+Valid, 11546 SdHoareTripleChecker+Invalid, 1076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1074 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-19 06:41:00,448 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1405 Valid, 11546 Invalid, 1076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1074 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-19 06:41:00,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12647 states. [2022-11-19 06:41:01,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12647 to 9819. [2022-11-19 06:41:01,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9819 states, 5588 states have (on average 1.3095919828203293) internal successors, (7318), 5788 states have internal predecessors, (7318), 3591 states have call successors, (3591), 628 states have call predecessors, (3591), 639 states have return successors, (3616), 3469 states have call predecessors, (3616), 3590 states have call successors, (3616) [2022-11-19 06:41:01,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9819 states to 9819 states and 14525 transitions. [2022-11-19 06:41:01,579 INFO L78 Accepts]: Start accepts. Automaton has 9819 states and 14525 transitions. Word has length 127 [2022-11-19 06:41:01,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:41:01,580 INFO L495 AbstractCegarLoop]: Abstraction has 9819 states and 14525 transitions. [2022-11-19 06:41:01,580 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 5 states have internal predecessors, (58), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-19 06:41:01,581 INFO L276 IsEmpty]: Start isEmpty. Operand 9819 states and 14525 transitions. [2022-11-19 06:41:01,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-19 06:41:01,586 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:41:01,586 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-19 06:41:01,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-19 06:41:01,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-11-19 06:41:01,805 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:41:01,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:41:01,805 INFO L85 PathProgramCache]: Analyzing trace with hash -1437972765, now seen corresponding path program 1 times [2022-11-19 06:41:01,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:41:01,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926756620] [2022-11-19 06:41:01,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:41:01,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:41:01,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:41:02,284 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-19 06:41:02,284 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:41:02,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926756620] [2022-11-19 06:41:02,284 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926756620] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 06:41:02,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [523612472] [2022-11-19 06:41:02,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:41:02,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:41:02,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:41:02,286 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 06:41:02,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-19 06:41:03,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:41:03,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 1945 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-19 06:41:03,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:41:03,177 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-19 06:41:03,177 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 06:41:03,178 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [523612472] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:41:03,178 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 06:41:03,178 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2022-11-19 06:41:03,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093951399] [2022-11-19 06:41:03,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:41:03,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-19 06:41:03,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:41:03,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-19 06:41:03,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2022-11-19 06:41:03,180 INFO L87 Difference]: Start difference. First operand 9819 states and 14525 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-19 06:41:05,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:41:05,017 INFO L93 Difference]: Finished difference Result 21266 states and 31447 transitions. [2022-11-19 06:41:05,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-19 06:41:05,018 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 128 [2022-11-19 06:41:05,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:41:05,079 INFO L225 Difference]: With dead ends: 21266 [2022-11-19 06:41:05,079 INFO L226 Difference]: Without dead ends: 12651 [2022-11-19 06:41:05,110 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2022-11-19 06:41:05,111 INFO L413 NwaCegarLoop]: 2064 mSDtfsCounter, 1401 mSDsluCounter, 9492 mSDsCounter, 0 mSdLazyCounter, 1074 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1405 SdHoareTripleChecker+Valid, 11556 SdHoareTripleChecker+Invalid, 1076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1074 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-19 06:41:05,111 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1405 Valid, 11556 Invalid, 1076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1074 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-19 06:41:05,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12651 states. [2022-11-19 06:41:05,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12651 to 9821. [2022-11-19 06:41:05,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9821 states, 5590 states have (on average 1.3094812164579606) internal successors, (7320), 5788 states have internal predecessors, (7320), 3591 states have call successors, (3591), 628 states have call predecessors, (3591), 639 states have return successors, (3616), 3471 states have call predecessors, (3616), 3590 states have call successors, (3616) [2022-11-19 06:41:05,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9821 states to 9821 states and 14527 transitions. [2022-11-19 06:41:05,882 INFO L78 Accepts]: Start accepts. Automaton has 9821 states and 14527 transitions. Word has length 128 [2022-11-19 06:41:05,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:41:05,883 INFO L495 AbstractCegarLoop]: Abstraction has 9821 states and 14527 transitions. [2022-11-19 06:41:05,883 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-19 06:41:05,883 INFO L276 IsEmpty]: Start isEmpty. Operand 9821 states and 14527 transitions. [2022-11-19 06:41:05,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-11-19 06:41:05,887 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:41:05,888 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:41:05,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-19 06:41:06,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:41:06,102 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:41:06,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:41:06,103 INFO L85 PathProgramCache]: Analyzing trace with hash -1852068982, now seen corresponding path program 1 times [2022-11-19 06:41:06,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:41:06,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686329911] [2022-11-19 06:41:06,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:41:06,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:41:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:41:06,727 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2022-11-19 06:41:06,728 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:41:06,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686329911] [2022-11-19 06:41:06,728 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686329911] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 06:41:06,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1328053069] [2022-11-19 06:41:06,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:41:06,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:41:06,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:41:06,730 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 06:41:06,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ea36020-5484-4def-974a-69b8bb905196/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-19 06:41:07,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:41:07,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 2012 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-19 06:41:07,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:41:07,715 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-11-19 06:41:07,715 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 06:41:08,125 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-11-19 06:41:08,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1328053069] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 06:41:08,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [66462671] [2022-11-19 06:41:08,151 INFO L159 IcfgInterpreter]: Started Sifa with 80 locations of interest [2022-11-19 06:41:08,151 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 06:41:08,154 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 06:41:08,163 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 06:41:08,164 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 06:41:09,897 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-19 06:41:09,980 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-19 06:41:10,144 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-19 06:41:10,246 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-19 06:41:10,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:10,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:10,852 INFO L217 Elim1Store]: Index analysis took 262 ms [2022-11-19 06:41:21,555 WARN L233 SmtUtils]: Spent 10.67s on a formula simplification. DAG size of input: 1102 DAG size of output: 643 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 06:41:21,562 INFO L321 Elim1Store]: treesize reduction 2107, result has 34.3 percent of original size [2022-11-19 06:41:21,564 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 92 select indices, 92 select index equivalence classes, 4190 disjoint index pairs (out of 4186 index pairs), introduced 92 new quantified variables, introduced 92 case distinctions, treesize of input 470 treesize of output 1384 [2022-11-19 06:41:22,853 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-19 06:41:23,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:23,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:23,698 INFO L217 Elim1Store]: Index analysis took 582 ms [2022-11-19 06:41:42,441 WARN L233 SmtUtils]: Spent 18.72s on a formula simplification. DAG size of input: 1471 DAG size of output: 735 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 06:41:42,444 INFO L321 Elim1Store]: treesize reduction 3480, result has 25.5 percent of original size [2022-11-19 06:41:42,446 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 95 select indices, 95 select index equivalence classes, 4282 disjoint index pairs (out of 4465 index pairs), introduced 95 new quantified variables, introduced 276 case distinctions, treesize of input 489 treesize of output 1493 [2022-11-19 06:41:43,883 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-19 06:41:44,049 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-19 06:41:49,512 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-19 06:41:49,517 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-19 06:41:49,541 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 06:41:52,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:52,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:52,644 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 95 select indices, 95 select index equivalence classes, 4465 disjoint index pairs (out of 4465 index pairs), introduced 95 new quantified variables, introduced 0 case distinctions, treesize of input 476 treesize of output 286 [2022-11-19 06:41:53,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,455 INFO L217 Elim1Store]: Index analysis took 135 ms [2022-11-19 06:41:53,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 135 select indices, 135 select index equivalence classes, 2495 disjoint index pairs (out of 9045 index pairs), introduced 135 new quantified variables, introduced 0 case distinctions, treesize of input 1120 treesize of output 406 [2022-11-19 06:41:53,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:41:53,970 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 94 select indices, 94 select index equivalence classes, 4373 disjoint index pairs (out of 4371 index pairs), introduced 94 new quantified variables, introduced 0 case distinctions, treesize of input 471 treesize of output 283 [2022-11-19 06:42:01,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 94 select indices, 94 select index equivalence classes, 4373 disjoint index pairs (out of 4371 index pairs), introduced 94 new quantified variables, introduced 0 case distinctions, treesize of input 471 treesize of output 283 [2022-11-19 06:42:01,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:01,829 INFO L217 Elim1Store]: Index analysis took 133 ms [2022-11-19 06:42:01,846 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 135 select indices, 135 select index equivalence classes, 2495 disjoint index pairs (out of 9045 index pairs), introduced 135 new quantified variables, introduced 0 case distinctions, treesize of input 1120 treesize of output 406 [2022-11-19 06:42:02,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:02,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:42:02,460 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 95 select indices, 95 select index equivalence classes, 4465 disjoint index pairs (out of 4465 index pairs), introduced 95 new quantified variables, introduced 0 case distinctions, treesize of input 476 treesize of output 286 [2022-11-19 06:42:06,486 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 06:42:06,737 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 06:42:06,793 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 06:42:09,395 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 06:42:09,534 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 06:42:09,656 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 06:42:13,978 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 06:42:14,318 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 06:42:14,453 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 06:42:16,511 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 06:42:16,596 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 06:42:16,967 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 06:42:46,321 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 06:42:46,649 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 06:42:46,854 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 06:42:47,443 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 06:42:47,476 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 06:42:47,499 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 06:43:10,217 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 06:43:10,334 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 06:43:10,684 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 06:43:11,388 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 06:43:11,397 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 06:43:11,435 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 06:45:07,897 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_memset with input of size 1067 for LOIs [2022-11-19 06:45:13,861 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_init_zalloc with input of size 2072 for LOIs [2022-11-19 06:45:21,109 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-19 06:45:21,803 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-19 06:45:29,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:29,833 INFO L217 Elim1Store]: Index analysis took 322 ms [2022-11-19 06:45:30,366 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 94 select indices, 94 select index equivalence classes, 4468 disjoint index pairs (out of 4371 index pairs), introduced 94 new quantified variables, introduced 0 case distinctions, treesize of input 479 treesize of output 760 [2022-11-19 06:45:31,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:31,629 INFO L217 Elim1Store]: Index analysis took 227 ms [2022-11-19 06:45:32,624 INFO L321 Elim1Store]: treesize reduction 324, result has 33.5 percent of original size [2022-11-19 06:45:32,626 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 96 select indices, 96 select index equivalence classes, 4542 disjoint index pairs (out of 4560 index pairs), introduced 96 new quantified variables, introduced 36 case distinctions, treesize of input 487 treesize of output 841 [2022-11-19 06:45:47,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:47,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:47,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:47,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:47,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:47,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:47,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:47,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:47,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:47,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:47,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:47,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:47,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:47,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:47,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:47,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:47,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:47,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:47,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:48,292 INFO L217 Elim1Store]: Index analysis took 383 ms [2022-11-19 06:45:48,870 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 94 select indices, 94 select index equivalence classes, 4468 disjoint index pairs (out of 4371 index pairs), introduced 94 new quantified variables, introduced 0 case distinctions, treesize of input 479 treesize of output 760 [2022-11-19 06:45:49,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:49,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:45:50,060 INFO L217 Elim1Store]: Index analysis took 221 ms [2022-11-19 06:45:51,558 INFO L321 Elim1Store]: treesize reduction 450, result has 33.4 percent of original size [2022-11-19 06:45:51,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 96 select indices, 96 select index equivalence classes, 4535 disjoint index pairs (out of 4560 index pairs), introduced 96 new quantified variables, introduced 50 case distinctions, treesize of input 487 treesize of output 869 [2022-11-19 06:46:07,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:07,576 INFO L217 Elim1Store]: Index analysis took 139 ms [2022-11-19 06:46:07,725 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 94 select indices, 94 select index equivalence classes, 4468 disjoint index pairs (out of 4371 index pairs), introduced 94 new quantified variables, introduced 0 case distinctions, treesize of input 479 treesize of output 760 [2022-11-19 06:46:08,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:46:08,968 INFO L217 Elim1Store]: Index analysis took 230 ms [2022-11-19 06:46:09,671 INFO L321 Elim1Store]: treesize reduction 270, result has 33.5 percent of original size [2022-11-19 06:46:09,673 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 96 select indices, 96 select index equivalence classes, 4545 disjoint index pairs (out of 4560 index pairs), introduced 96 new quantified variables, introduced 30 case distinctions, treesize of input 487 treesize of output 829 [2022-11-19 06:46:12,580 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 2114 for LOIs [2022-11-19 06:46:19,453 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 110 for LOIs [2022-11-19 06:46:19,478 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 1067 for LOIs [2022-11-19 06:46:21,458 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-19 06:47:14,309 WARN L233 SmtUtils]: Spent 52.07s on a formula simplification. DAG size of input: 1963 DAG size of output: 1595 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 06:48:03,698 WARN L233 SmtUtils]: Spent 48.28s on a formula simplification. DAG size of input: 2072 DAG size of output: 2024 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 06:48:55,010 WARN L233 SmtUtils]: Spent 50.11s on a formula simplification. DAG size of input: 2090 DAG size of output: 1993 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 06:49:46,786 WARN L233 SmtUtils]: Spent 50.49s on a formula simplification. DAG size of input: 2114 DAG size of output: 2037 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 06:50:39,564 WARN L233 SmtUtils]: Spent 51.16s on a formula simplification. DAG size of input: 2116 DAG size of output: 2039 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 06:51:09,977 WARN L233 SmtUtils]: Spent 25.67s on a formula simplification. DAG size of input: 1213 DAG size of output: 1205 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 06:51:36,176 WARN L233 SmtUtils]: Spent 25.15s on a formula simplification. DAG size of input: 1216 DAG size of output: 1208 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 06:52:01,892 WARN L233 SmtUtils]: Spent 24.57s on a formula simplification. DAG size of input: 1231 DAG size of output: 1219 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 06:52:27,405 WARN L233 SmtUtils]: Spent 24.36s on a formula simplification. DAG size of input: 1234 DAG size of output: 1222 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 06:53:07,194 WARN L233 SmtUtils]: Spent 38.42s on a formula simplification. DAG size of input: 1361 DAG size of output: 1234 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 06:53:46,952 WARN L233 SmtUtils]: Spent 38.40s on a formula simplification. DAG size of input: 1365 DAG size of output: 1243 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)