./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d9b118296c3c6ba241fa831bfdb5289a0072e9871a56ce58ee16beb68bb5aa55 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 01:59:51,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:59:51,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:59:51,214 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:59:51,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:59:51,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:59:51,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:59:51,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:59:51,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:59:51,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:59:51,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:59:51,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:59:51,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:59:51,234 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:59:51,236 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:59:51,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:59:51,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:59:51,238 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:59:51,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:59:51,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:59:51,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:59:51,255 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:59:51,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:59:51,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:59:51,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:59:51,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:59:51,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:59:51,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:59:51,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:59:51,271 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:59:51,271 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:59:51,272 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:59:51,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:59:51,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:59:51,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:59:51,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:59:51,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:59:51,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:59:51,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:59:51,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:59:51,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:59:51,281 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 01:59:51,315 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:59:51,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:59:51,316 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:59:51,316 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:59:51,317 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:59:51,317 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:59:51,317 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:59:51,318 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:59:51,318 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:59:51,318 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 01:59:51,318 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:59:51,318 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:59:51,319 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 01:59:51,319 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 01:59:51,319 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:59:51,319 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 01:59:51,320 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 01:59:51,320 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 01:59:51,320 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:59:51,321 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 01:59:51,321 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:59:51,321 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:59:51,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:59:51,322 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:59:51,322 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:59:51,322 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:59:51,322 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:59:51,323 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:59:51,323 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:59:51,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:59:51,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:59:51,324 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 01:59:51,324 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:59:51,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:59:51,324 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 01:59:51,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 01:59:51,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:59:51,325 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:59:51,325 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_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9b118296c3c6ba241fa831bfdb5289a0072e9871a56ce58ee16beb68bb5aa55 [2022-11-03 01:59:51,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:59:51,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:59:51,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:59:51,651 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:59:51,651 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:59:51,653 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2022-11-03 01:59:51,712 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/data/2a5b99ea9/366bd27dcf9e4e5fa353b79e897f0bb5/FLAG48695b425 [2022-11-03 01:59:52,487 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:59:52,488 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2022-11-03 01:59:52,514 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/data/2a5b99ea9/366bd27dcf9e4e5fa353b79e897f0bb5/FLAG48695b425 [2022-11-03 01:59:52,550 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/data/2a5b99ea9/366bd27dcf9e4e5fa353b79e897f0bb5 [2022-11-03 01:59:52,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:59:52,557 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:59:52,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:59:52,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:59:52,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:59:52,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:59:52" (1/1) ... [2022-11-03 01:59:52,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71743f92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:52, skipping insertion in model container [2022-11-03 01:59:52,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:59:52" (1/1) ... [2022-11-03 01:59:52,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:59:52,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:59:53,573 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i[146121,146134] [2022-11-03 01:59:53,609 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:59:53,638 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 01:59:53,890 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i[146121,146134] [2022-11-03 01:59:53,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:59:53,968 INFO L208 MainTranslator]: Completed translation [2022-11-03 01:59:53,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:53 WrapperNode [2022-11-03 01:59:53,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:59:53,969 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 01:59:53,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 01:59:53,970 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 01:59:53,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:53" (1/1) ... [2022-11-03 01:59:54,038 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:53" (1/1) ... [2022-11-03 01:59:54,131 INFO L138 Inliner]: procedures = 81, calls = 494, calls flagged for inlining = 37, calls inlined = 37, statements flattened = 1672 [2022-11-03 01:59:54,134 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 01:59:54,135 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 01:59:54,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 01:59:54,136 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 01:59:54,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:53" (1/1) ... [2022-11-03 01:59:54,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:53" (1/1) ... [2022-11-03 01:59:54,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:53" (1/1) ... [2022-11-03 01:59:54,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:53" (1/1) ... [2022-11-03 01:59:54,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:53" (1/1) ... [2022-11-03 01:59:54,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:53" (1/1) ... [2022-11-03 01:59:54,255 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:53" (1/1) ... [2022-11-03 01:59:54,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:53" (1/1) ... [2022-11-03 01:59:54,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 01:59:54,292 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 01:59:54,292 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 01:59:54,292 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 01:59:54,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:53" (1/1) ... [2022-11-03 01:59:54,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:59:54,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 01:59:54,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 01:59:54,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 01:59:54,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 01:59:54,382 INFO L130 BoogieDeclarations]: Found specification of procedure ir_init [2022-11-03 01:59:54,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_init [2022-11-03 01:59:54,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 01:59:54,382 INFO L130 BoogieDeclarations]: Found specification of procedure ir_exit [2022-11-03 01:59:54,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_exit [2022-11-03 01:59:54,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 01:59:54,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 01:59:54,383 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-11-03 01:59:54,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-11-03 01:59:54,383 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-03 01:59:54,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-03 01:59:54,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 01:59:54,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 01:59:54,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2022-11-03 01:59:54,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2022-11-03 01:59:54,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 01:59:54,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 01:59:54,385 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 01:59:54,385 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 01:59:54,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 01:59:54,385 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2022-11-03 01:59:54,385 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2022-11-03 01:59:54,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2022-11-03 01:59:54,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2022-11-03 01:59:54,386 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-03 01:59:54,386 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-03 01:59:54,386 INFO L130 BoogieDeclarations]: Found specification of procedure ir_xbof_change [2022-11-03 01:59:54,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_xbof_change [2022-11-03 01:59:54,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2022-11-03 01:59:54,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2022-11-03 01:59:54,387 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2022-11-03 01:59:54,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2022-11-03 01:59:54,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 01:59:54,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 01:59:54,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 01:59:54,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 01:59:54,873 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 01:59:54,875 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 01:59:54,883 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-03 01:59:54,951 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2022-11-03 01:59:54,951 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2022-11-03 01:59:55,076 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2022-11-03 01:59:55,087 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-03 01:59:55,091 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-03 01:59:55,106 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-03 01:59:56,217 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##74: assume !false; [2022-11-03 01:59:56,217 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##73: assume false; [2022-11-03 01:59:56,218 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##258: assume false; [2022-11-03 01:59:56,218 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##259: assume !false; [2022-11-03 01:59:56,218 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2022-11-03 01:59:56,218 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2022-11-03 01:59:56,225 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 01:59:56,848 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 01:59:56,848 INFO L300 CfgBuilder]: Removed 23 assume(true) statements. [2022-11-03 01:59:56,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:59:56 BoogieIcfgContainer [2022-11-03 01:59:56,852 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 01:59:56,854 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 01:59:56,855 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 01:59:56,859 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 01:59:56,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 01:59:52" (1/3) ... [2022-11-03 01:59:56,860 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35e83d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:59:56, skipping insertion in model container [2022-11-03 01:59:56,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:59:53" (2/3) ... [2022-11-03 01:59:56,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35e83d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:59:56, skipping insertion in model container [2022-11-03 01:59:56,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:59:56" (3/3) ... [2022-11-03 01:59:56,863 INFO L112 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2022-11-03 01:59:56,882 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 01:59:56,883 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 01:59:56,956 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 01:59:56,969 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;@75b5250e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 01:59:56,969 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 01:59:56,976 INFO L276 IsEmpty]: Start isEmpty. Operand has 122 states, 83 states have (on average 1.4578313253012047) internal successors, (121), 93 states have internal predecessors, (121), 25 states have call successors, (25), 13 states have call predecessors, (25), 12 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2022-11-03 01:59:56,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-03 01:59:56,984 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:59:56,985 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:59:56,986 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:59:56,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:59:56,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1208180335, now seen corresponding path program 1 times [2022-11-03 01:59:57,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:59:57,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607114965] [2022-11-03 01:59:57,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:59:57,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:59:57,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:59:57,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 01:59:57,715 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:59:57,716 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607114965] [2022-11-03 01:59:57,716 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607114965] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:59:57,717 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:59:57,717 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 01:59:57,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181981848] [2022-11-03 01:59:57,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:59:57,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 01:59:57,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:59:57,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 01:59:57,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 01:59:57,763 INFO L87 Difference]: Start difference. First operand has 122 states, 83 states have (on average 1.4578313253012047) internal successors, (121), 93 states have internal predecessors, (121), 25 states have call successors, (25), 13 states have call predecessors, (25), 12 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-03 01:59:58,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:59:58,275 INFO L93 Difference]: Finished difference Result 314 states and 440 transitions. [2022-11-03 01:59:58,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 01:59:58,278 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-11-03 01:59:58,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:59:58,289 INFO L225 Difference]: With dead ends: 314 [2022-11-03 01:59:58,290 INFO L226 Difference]: Without dead ends: 199 [2022-11-03 01:59:58,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 01:59:58,297 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 121 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 01:59:58,298 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 245 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 01:59:58,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2022-11-03 01:59:58,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 196. [2022-11-03 01:59:58,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 137 states have (on average 1.3868613138686132) internal successors, (190), 145 states have internal predecessors, (190), 38 states have call successors, (38), 21 states have call predecessors, (38), 20 states have return successors, (35), 33 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 01:59:58,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 263 transitions. [2022-11-03 01:59:58,363 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 263 transitions. Word has length 13 [2022-11-03 01:59:58,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:59:58,363 INFO L495 AbstractCegarLoop]: Abstraction has 196 states and 263 transitions. [2022-11-03 01:59:58,364 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-03 01:59:58,364 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 263 transitions. [2022-11-03 01:59:58,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-03 01:59:58,365 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:59:58,366 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:59:58,366 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 01:59:58,366 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:59:58,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:59:58,367 INFO L85 PathProgramCache]: Analyzing trace with hash 1201003526, now seen corresponding path program 1 times [2022-11-03 01:59:58,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:59:58,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282514610] [2022-11-03 01:59:58,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:59:58,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:59:58,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:59:58,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 01:59:58,707 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:59:58,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282514610] [2022-11-03 01:59:58,708 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282514610] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:59:58,708 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:59:58,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 01:59:58,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792238793] [2022-11-03 01:59:58,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:59:58,710 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 01:59:58,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:59:58,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 01:59:58,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 01:59:58,717 INFO L87 Difference]: Start difference. First operand 196 states and 263 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-03 01:59:59,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:59:59,000 INFO L93 Difference]: Finished difference Result 198 states and 264 transitions. [2022-11-03 01:59:59,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 01:59:59,001 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-11-03 01:59:59,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:59:59,003 INFO L225 Difference]: With dead ends: 198 [2022-11-03 01:59:59,003 INFO L226 Difference]: Without dead ends: 187 [2022-11-03 01:59:59,003 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 01:59:59,005 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 149 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 01:59:59,005 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 120 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-03 01:59:59,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2022-11-03 01:59:59,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2022-11-03 01:59:59,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 132 states have (on average 1.371212121212121) internal successors, (181), 138 states have internal predecessors, (181), 35 states have call successors, (35), 20 states have call predecessors, (35), 19 states have return successors, (33), 31 states have call predecessors, (33), 33 states have call successors, (33) [2022-11-03 01:59:59,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 249 transitions. [2022-11-03 01:59:59,028 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 249 transitions. Word has length 14 [2022-11-03 01:59:59,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:59:59,028 INFO L495 AbstractCegarLoop]: Abstraction has 187 states and 249 transitions. [2022-11-03 01:59:59,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-03 01:59:59,029 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 249 transitions. [2022-11-03 01:59:59,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-03 01:59:59,031 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:59:59,031 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-03 01:59:59,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 01:59:59,040 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:59:59,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:59:59,041 INFO L85 PathProgramCache]: Analyzing trace with hash 568170737, now seen corresponding path program 1 times [2022-11-03 01:59:59,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:59:59,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614603067] [2022-11-03 01:59:59,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:59:59,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:59:59,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:00:00,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-03 02:00:00,063 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:00:00,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614603067] [2022-11-03 02:00:00,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614603067] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:00:00,065 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:00:00,065 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:00:00,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421779057] [2022-11-03 02:00:00,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:00:00,066 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:00:00,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:00:00,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:00:00,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:00:00,068 INFO L87 Difference]: Start difference. First operand 187 states and 249 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-03 02:00:00,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:00:00,834 INFO L93 Difference]: Finished difference Result 282 states and 378 transitions. [2022-11-03 02:00:00,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:00:00,839 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 47 [2022-11-03 02:00:00,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:00:00,842 INFO L225 Difference]: With dead ends: 282 [2022-11-03 02:00:00,842 INFO L226 Difference]: Without dead ends: 270 [2022-11-03 02:00:00,843 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:00:00,844 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 225 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-03 02:00:00,844 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 318 Invalid, 183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-03 02:00:00,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2022-11-03 02:00:00,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 191. [2022-11-03 02:00:00,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 136 states have (on average 1.3676470588235294) internal successors, (186), 141 states have internal predecessors, (186), 35 states have call successors, (35), 20 states have call predecessors, (35), 19 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2022-11-03 02:00:00,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 254 transitions. [2022-11-03 02:00:00,876 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 254 transitions. Word has length 47 [2022-11-03 02:00:00,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:00:00,876 INFO L495 AbstractCegarLoop]: Abstraction has 191 states and 254 transitions. [2022-11-03 02:00:00,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-03 02:00:00,877 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 254 transitions. [2022-11-03 02:00:00,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-03 02:00:00,879 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:00:00,879 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-03 02:00:00,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 02:00:00,880 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:00:00,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:00:00,880 INFO L85 PathProgramCache]: Analyzing trace with hash 294974789, now seen corresponding path program 1 times [2022-11-03 02:00:00,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:00:00,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853917728] [2022-11-03 02:00:00,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:00:00,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:00:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:00:01,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-03 02:00:01,924 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:00:01,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853917728] [2022-11-03 02:00:01,925 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853917728] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:00:01,925 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:00:01,926 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-03 02:00:01,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262233693] [2022-11-03 02:00:01,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:00:01,927 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 02:00:01,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:00:01,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 02:00:01,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:00:01,929 INFO L87 Difference]: Start difference. First operand 191 states and 254 transitions. Second operand has 7 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-11-03 02:00:02,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:00:02,950 INFO L93 Difference]: Finished difference Result 526 states and 703 transitions. [2022-11-03 02:00:02,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:00:02,951 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 49 [2022-11-03 02:00:02,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:00:02,953 INFO L225 Difference]: With dead ends: 526 [2022-11-03 02:00:02,954 INFO L226 Difference]: Without dead ends: 348 [2022-11-03 02:00:02,955 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-11-03 02:00:02,956 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 339 mSDsluCounter, 193 mSDsCounter, 0 mSdLazyCounter, 290 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 352 SdHoareTripleChecker+Valid, 276 SdHoareTripleChecker+Invalid, 423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-03 02:00:02,957 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [352 Valid, 276 Invalid, 423 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 290 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-03 02:00:02,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2022-11-03 02:00:03,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 335. [2022-11-03 02:00:03,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 247 states have (on average 1.3846153846153846) internal successors, (342), 253 states have internal predecessors, (342), 55 states have call successors, (55), 33 states have call predecessors, (55), 32 states have return successors, (53), 52 states have call predecessors, (53), 53 states have call successors, (53) [2022-11-03 02:00:03,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 450 transitions. [2022-11-03 02:00:03,009 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 450 transitions. Word has length 49 [2022-11-03 02:00:03,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:00:03,010 INFO L495 AbstractCegarLoop]: Abstraction has 335 states and 450 transitions. [2022-11-03 02:00:03,010 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-11-03 02:00:03,010 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 450 transitions. [2022-11-03 02:00:03,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-03 02:00:03,013 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:00:03,013 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-03 02:00:03,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 02:00:03,013 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:00:03,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:00:03,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1431930049, now seen corresponding path program 1 times [2022-11-03 02:00:03,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:00:03,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10181638] [2022-11-03 02:00:03,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:00:03,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:00:03,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:00:03,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-03 02:00:03,582 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:00:03,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10181638] [2022-11-03 02:00:03,582 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10181638] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:00:03,582 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:00:03,582 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:00:03,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839926779] [2022-11-03 02:00:03,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:00:03,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:00:03,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:00:03,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:00:03,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:00:03,585 INFO L87 Difference]: Start difference. First operand 335 states and 450 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 3 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-11-03 02:00:04,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:00:04,324 INFO L93 Difference]: Finished difference Result 987 states and 1328 transitions. [2022-11-03 02:00:04,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 02:00:04,327 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 3 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 49 [2022-11-03 02:00:04,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:00:04,331 INFO L225 Difference]: With dead ends: 987 [2022-11-03 02:00:04,331 INFO L226 Difference]: Without dead ends: 657 [2022-11-03 02:00:04,333 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 [2022-11-03 02:00:04,334 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 170 mSDsluCounter, 429 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-03 02:00:04,334 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 459 Invalid, 183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-03 02:00:04,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 657 states. [2022-11-03 02:00:04,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 657 to 636. [2022-11-03 02:00:04,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 636 states, 473 states have (on average 1.3763213530655392) internal successors, (651), 485 states have internal predecessors, (651), 100 states have call successors, (100), 61 states have call predecessors, (100), 62 states have return successors, (100), 96 states have call predecessors, (100), 98 states have call successors, (100) [2022-11-03 02:00:04,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 636 states and 851 transitions. [2022-11-03 02:00:04,404 INFO L78 Accepts]: Start accepts. Automaton has 636 states and 851 transitions. Word has length 49 [2022-11-03 02:00:04,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:00:04,404 INFO L495 AbstractCegarLoop]: Abstraction has 636 states and 851 transitions. [2022-11-03 02:00:04,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 3 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-11-03 02:00:04,405 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 851 transitions. [2022-11-03 02:00:04,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-03 02:00:04,407 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:00:04,407 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-03 02:00:04,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-03 02:00:04,408 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:00:04,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:00:04,408 INFO L85 PathProgramCache]: Analyzing trace with hash -420776458, now seen corresponding path program 1 times [2022-11-03 02:00:04,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:00:04,409 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508733314] [2022-11-03 02:00:04,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:00:04,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:00:04,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:00:05,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-03 02:00:05,275 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:00:05,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508733314] [2022-11-03 02:00:05,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508733314] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:00:05,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:00:05,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:00:05,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221807368] [2022-11-03 02:00:05,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:00:05,276 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:00:05,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:00:05,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:00:05,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:00:05,278 INFO L87 Difference]: Start difference. First operand 636 states and 851 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 4 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-11-03 02:00:06,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:00:06,550 INFO L93 Difference]: Finished difference Result 1557 states and 2164 transitions. [2022-11-03 02:00:06,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 02:00:06,551 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 4 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 53 [2022-11-03 02:00:06,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:00:06,559 INFO L225 Difference]: With dead ends: 1557 [2022-11-03 02:00:06,560 INFO L226 Difference]: Without dead ends: 1554 [2022-11-03 02:00:06,561 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:00:06,562 INFO L413 NwaCegarLoop]: 258 mSDtfsCounter, 422 mSDsluCounter, 540 mSDsCounter, 0 mSdLazyCounter, 445 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 432 SdHoareTripleChecker+Valid, 644 SdHoareTripleChecker+Invalid, 505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 445 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:00:06,562 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [432 Valid, 644 Invalid, 505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 445 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-03 02:00:06,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1554 states. [2022-11-03 02:00:06,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1554 to 1238. [2022-11-03 02:00:06,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1238 states, 923 states have (on average 1.3791982665222102) internal successors, (1273), 945 states have internal predecessors, (1273), 194 states have call successors, (194), 117 states have call predecessors, (194), 120 states have return successors, (202), 188 states have call predecessors, (202), 192 states have call successors, (202) [2022-11-03 02:00:06,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 1238 states and 1669 transitions. [2022-11-03 02:00:06,696 INFO L78 Accepts]: Start accepts. Automaton has 1238 states and 1669 transitions. Word has length 53 [2022-11-03 02:00:06,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:00:06,697 INFO L495 AbstractCegarLoop]: Abstraction has 1238 states and 1669 transitions. [2022-11-03 02:00:06,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 4 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-11-03 02:00:06,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1669 transitions. [2022-11-03 02:00:06,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-03 02:00:06,700 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:00:06,701 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-03 02:00:06,701 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-03 02:00:06,701 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:00:06,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:00:06,702 INFO L85 PathProgramCache]: Analyzing trace with hash 376234460, now seen corresponding path program 1 times [2022-11-03 02:00:06,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:00:06,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134361499] [2022-11-03 02:00:06,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:00:06,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:00:06,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:00:07,136 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-03 02:00:07,136 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:00:07,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134361499] [2022-11-03 02:00:07,136 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134361499] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:00:07,137 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:00:07,137 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:00:07,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299021739] [2022-11-03 02:00:07,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:00:07,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:00:07,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:00:07,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:00:07,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:00:07,139 INFO L87 Difference]: Start difference. First operand 1238 states and 1669 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-03 02:00:07,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:00:07,685 INFO L93 Difference]: Finished difference Result 1663 states and 2244 transitions. [2022-11-03 02:00:07,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:00:07,686 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 67 [2022-11-03 02:00:07,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:00:07,691 INFO L225 Difference]: With dead ends: 1663 [2022-11-03 02:00:07,691 INFO L226 Difference]: Without dead ends: 986 [2022-11-03 02:00:07,695 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:00:07,699 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 5 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 226 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:00:07,699 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 226 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 02:00:07,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 986 states. [2022-11-03 02:00:07,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 986 to 986. [2022-11-03 02:00:07,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 986 states, 726 states have (on average 1.3539944903581267) internal successors, (983), 743 states have internal predecessors, (983), 158 states have call successors, (158), 103 states have call predecessors, (158), 101 states have return successors, (159), 148 states have call predecessors, (159), 156 states have call successors, (159) [2022-11-03 02:00:07,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 986 states and 1300 transitions. [2022-11-03 02:00:07,809 INFO L78 Accepts]: Start accepts. Automaton has 986 states and 1300 transitions. Word has length 67 [2022-11-03 02:00:07,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:00:07,817 INFO L495 AbstractCegarLoop]: Abstraction has 986 states and 1300 transitions. [2022-11-03 02:00:07,817 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-03 02:00:07,817 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1300 transitions. [2022-11-03 02:00:07,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-03 02:00:07,821 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:00:07,822 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:00:07,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-03 02:00:07,822 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:00:07,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:00:07,823 INFO L85 PathProgramCache]: Analyzing trace with hash -254387263, now seen corresponding path program 1 times [2022-11-03 02:00:07,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:00:07,823 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122821728] [2022-11-03 02:00:07,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:00:07,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:00:08,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:00:08,664 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-03 02:00:08,664 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:00:08,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122821728] [2022-11-03 02:00:08,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122821728] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:00:08,665 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:00:08,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:00:08,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655817523] [2022-11-03 02:00:08,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:00:08,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:00:08,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:00:08,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:00:08,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:00:08,667 INFO L87 Difference]: Start difference. First operand 986 states and 1300 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-03 02:00:09,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:00:09,530 INFO L93 Difference]: Finished difference Result 1963 states and 2589 transitions. [2022-11-03 02:00:09,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:00:09,531 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) Word has length 69 [2022-11-03 02:00:09,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:00:09,536 INFO L225 Difference]: With dead ends: 1963 [2022-11-03 02:00:09,536 INFO L226 Difference]: Without dead ends: 982 [2022-11-03 02:00:09,538 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:00:09,539 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 2 mSDsluCounter, 589 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 568 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-03 02:00:09,540 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 568 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-03 02:00:09,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 982 states. [2022-11-03 02:00:09,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 982 to 982. [2022-11-03 02:00:09,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 982 states, 724 states have (on average 1.3522099447513811) internal successors, (979), 740 states have internal predecessors, (979), 157 states have call successors, (157), 102 states have call predecessors, (157), 100 states have return successors, (158), 147 states have call predecessors, (158), 155 states have call successors, (158) [2022-11-03 02:00:09,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 982 states and 1294 transitions. [2022-11-03 02:00:09,634 INFO L78 Accepts]: Start accepts. Automaton has 982 states and 1294 transitions. Word has length 69 [2022-11-03 02:00:09,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:00:09,635 INFO L495 AbstractCegarLoop]: Abstraction has 982 states and 1294 transitions. [2022-11-03 02:00:09,635 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-03 02:00:09,635 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1294 transitions. [2022-11-03 02:00:09,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-03 02:00:09,638 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:00:09,638 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:00:09,638 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-03 02:00:09,638 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:00:09,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:00:09,639 INFO L85 PathProgramCache]: Analyzing trace with hash -315585045, now seen corresponding path program 1 times [2022-11-03 02:00:09,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:00:09,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532875886] [2022-11-03 02:00:09,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:00:09,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:00:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:00:10,566 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-03 02:00:10,567 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:00:10,567 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532875886] [2022-11-03 02:00:10,567 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532875886] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:00:10,567 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:00:10,568 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-03 02:00:10,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451932160] [2022-11-03 02:00:10,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:00:10,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 02:00:10,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:00:10,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 02:00:10,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:00:10,570 INFO L87 Difference]: Start difference. First operand 982 states and 1294 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 4 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-11-03 02:00:12,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:00:12,195 INFO L93 Difference]: Finished difference Result 1876 states and 2487 transitions. [2022-11-03 02:00:12,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-03 02:00:12,196 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 4 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 69 [2022-11-03 02:00:12,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:00:12,206 INFO L225 Difference]: With dead ends: 1876 [2022-11-03 02:00:12,206 INFO L226 Difference]: Without dead ends: 1864 [2022-11-03 02:00:12,207 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2022-11-03 02:00:12,210 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 297 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 574 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 375 SdHoareTripleChecker+Invalid, 659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 574 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:00:12,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [321 Valid, 375 Invalid, 659 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 574 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-03 02:00:12,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1864 states. [2022-11-03 02:00:12,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1864 to 1580. [2022-11-03 02:00:12,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1580 states, 1170 states have (on average 1.3615384615384616) internal successors, (1593), 1196 states have internal predecessors, (1593), 251 states have call successors, (251), 158 states have call predecessors, (251), 158 states have return successors, (254), 235 states have call predecessors, (254), 249 states have call successors, (254) [2022-11-03 02:00:12,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1580 states and 2098 transitions. [2022-11-03 02:00:12,423 INFO L78 Accepts]: Start accepts. Automaton has 1580 states and 2098 transitions. Word has length 69 [2022-11-03 02:00:12,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:00:12,423 INFO L495 AbstractCegarLoop]: Abstraction has 1580 states and 2098 transitions. [2022-11-03 02:00:12,423 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 4 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-11-03 02:00:12,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 2098 transitions. [2022-11-03 02:00:12,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-03 02:00:12,426 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:00:12,427 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:00:12,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-03 02:00:12,427 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:00:12,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:00:12,432 INFO L85 PathProgramCache]: Analyzing trace with hash 2001781059, now seen corresponding path program 1 times [2022-11-03 02:00:12,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:00:12,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019979700] [2022-11-03 02:00:12,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:00:12,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:00:12,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:00:14,063 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-03 02:00:14,065 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:00:14,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019979700] [2022-11-03 02:00:14,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019979700] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:00:14,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [311521606] [2022-11-03 02:00:14,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:00:14,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:00:14,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:00:14,071 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:00:14,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 02:00:14,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:00:14,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 2244 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-03 02:00:14,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:00:15,197 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-03 02:00:15,197 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:00:15,197 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [311521606] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:00:15,197 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 02:00:15,198 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 11 [2022-11-03 02:00:15,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662867750] [2022-11-03 02:00:15,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:00:15,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:00:15,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:00:15,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:00:15,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2022-11-03 02:00:15,200 INFO L87 Difference]: Start difference. First operand 1580 states and 2098 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 5 states have internal predecessors, (43), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-03 02:00:16,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:00:16,124 INFO L93 Difference]: Finished difference Result 1809 states and 2406 transitions. [2022-11-03 02:00:16,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:00:16,125 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 5 states have internal predecessors, (43), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 81 [2022-11-03 02:00:16,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:00:16,134 INFO L225 Difference]: With dead ends: 1809 [2022-11-03 02:00:16,134 INFO L226 Difference]: Without dead ends: 1806 [2022-11-03 02:00:16,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2022-11-03 02:00:16,139 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 251 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 253 SdHoareTripleChecker+Valid, 294 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-03 02:00:16,140 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [253 Valid, 294 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 264 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-03 02:00:16,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1806 states. [2022-11-03 02:00:16,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1806 to 1301. [2022-11-03 02:00:16,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1301 states, 957 states have (on average 1.342737722048067) internal successors, (1285), 973 states have internal predecessors, (1285), 200 states have call successors, (200), 140 states have call predecessors, (200), 143 states have return successors, (203), 195 states have call predecessors, (203), 199 states have call successors, (203) [2022-11-03 02:00:16,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 1301 states and 1688 transitions. [2022-11-03 02:00:16,337 INFO L78 Accepts]: Start accepts. Automaton has 1301 states and 1688 transitions. Word has length 81 [2022-11-03 02:00:16,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:00:16,338 INFO L495 AbstractCegarLoop]: Abstraction has 1301 states and 1688 transitions. [2022-11-03 02:00:16,338 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 5 states have internal predecessors, (43), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-03 02:00:16,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 1688 transitions. [2022-11-03 02:00:16,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-03 02:00:16,348 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:00:16,348 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:00:16,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-03 02:00:16,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-03 02:00:16,571 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:00:16,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:00:16,572 INFO L85 PathProgramCache]: Analyzing trace with hash 509439246, now seen corresponding path program 1 times [2022-11-03 02:00:16,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:00:16,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659017577] [2022-11-03 02:00:16,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:00:16,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:00:16,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:00:18,836 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-03 02:00:18,836 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:00:18,836 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659017577] [2022-11-03 02:00:18,836 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659017577] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:00:18,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [678754307] [2022-11-03 02:00:18,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:00:18,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:00:18,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:00:18,838 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:00:18,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 02:00:19,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:00:19,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 2283 conjuncts, 27 conjunts are in the unsatisfiable core [2022-11-03 02:00:19,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:00:20,176 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-03 02:00:20,176 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 02:00:20,645 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-03 02:00:20,645 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [678754307] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 02:00:20,645 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1883374759] [2022-11-03 02:00:20,672 INFO L159 IcfgInterpreter]: Started Sifa with 66 locations of interest [2022-11-03 02:00:20,672 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 02:00:20,677 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 02:00:20,683 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 02:00:20,684 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 02:00:22,760 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 649 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 161 [2022-11-03 02:00:23,065 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1050 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 206 [2022-11-03 02:00:23,319 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 273 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 91 [2022-11-03 02:00:23,710 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 453 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 126 [2022-11-03 02:00:24,009 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 310 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 101 [2022-11-03 02:00:24,563 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3283 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 234 treesize of output 386 [2022-11-03 02:00:25,001 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1244 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 231 [2022-11-03 02:00:25,271 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 121 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 61 [2022-11-03 02:00:25,871 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 758 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 166 [2022-11-03 02:00:29,364 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 24 treesize of output 9 [2022-11-03 02:00:29,374 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 24 treesize of output 9 [2022-11-03 02:00:29,407 INFO L356 Elim1Store]: treesize reduction 65, result has 9.7 percent of original size [2022-11-03 02:00:29,407 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 30 [2022-11-03 02:00:33,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,139 INFO L244 Elim1Store]: Index analysis took 142 ms [2022-11-03 02:00:33,155 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 86 select indices, 86 select index equivalence classes, 1976 disjoint index pairs (out of 3655 index pairs), introduced 86 new quantified variables, introduced 0 case distinctions, treesize of input 771 treesize of output 259 [2022-11-03 02:00:33,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:33,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,148 INFO L244 Elim1Store]: Index analysis took 228 ms [2022-11-03 02:00:34,180 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 165 select indices, 165 select index equivalence classes, 1693 disjoint index pairs (out of 13530 index pairs), introduced 165 new quantified variables, introduced 0 case distinctions, treesize of input 1330 treesize of output 498 [2022-11-03 02:00:34,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:34,901 INFO L244 Elim1Store]: Index analysis took 107 ms [2022-11-03 02:00:34,911 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 86 select indices, 86 select index equivalence classes, 1976 disjoint index pairs (out of 3655 index pairs), introduced 86 new quantified variables, introduced 0 case distinctions, treesize of input 771 treesize of output 259 [2022-11-03 02:00:41,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,442 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 86 select indices, 86 select index equivalence classes, 1976 disjoint index pairs (out of 3655 index pairs), introduced 86 new quantified variables, introduced 0 case distinctions, treesize of input 771 treesize of output 259 [2022-11-03 02:00:41,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:41,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:42,151 INFO L244 Elim1Store]: Index analysis took 179 ms [2022-11-03 02:00:42,175 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 165 select indices, 165 select index equivalence classes, 1693 disjoint index pairs (out of 13530 index pairs), introduced 165 new quantified variables, introduced 0 case distinctions, treesize of input 1330 treesize of output 498 [2022-11-03 02:00:43,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:43,100 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 86 select indices, 86 select index equivalence classes, 1976 disjoint index pairs (out of 3655 index pairs), introduced 86 new quantified variables, introduced 0 case distinctions, treesize of input 771 treesize of output 259 [2022-11-03 02:01:44,107 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 02:01:44,112 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 02:01:47,214 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:01:47,257 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:01:47,338 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:01:47,343 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:01:49,379 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:01:49,382 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:01:49,501 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:01:49,556 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:01:53,664 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:01:53,707 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:01:54,939 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:01:54,983 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:01:58,207 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:01:58,244 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:01:59,356 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:01:59,388 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:02:06,056 INFO L197 IcfgInterpreter]: Interpreting procedure usb_free_urb with input of size 125 for LOIs [2022-11-03 02:02:06,156 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_blast_assert with input of size 121 for LOIs [2022-11-03 02:02:06,165 INFO L197 IcfgInterpreter]: Interpreting procedure kmalloc with input of size 141 for LOIs [2022-11-03 02:02:06,820 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_undefined_pointer with input of size 126 for LOIs [2022-11-03 02:02:07,068 INFO L197 IcfgInterpreter]: Interpreting procedure ir_exit with input of size 186 for LOIs [2022-11-03 02:02:07,647 INFO L197 IcfgInterpreter]: Interpreting procedure usb_serial_deregister with input of size 190 for LOIs [2022-11-03 02:02:07,691 INFO L197 IcfgInterpreter]: Interpreting procedure ir_init with input of size 2177 for LOIs [2022-11-03 02:02:18,691 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 212 for LOIs [2022-11-03 02:02:19,141 INFO L197 IcfgInterpreter]: Interpreting procedure ir_xbof_change with input of size 119 for LOIs [2022-11-03 02:02:19,232 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 02:02:55,909 WARN L234 SmtUtils]: Spent 35.80s on a formula simplification that was a NOOP. DAG size: 2171 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:03:32,738 WARN L234 SmtUtils]: Spent 36.09s on a formula simplification that was a NOOP. DAG size: 2177 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:04:47,118 WARN L234 SmtUtils]: Spent 1.23m on a formula simplification. DAG size of input: 2196 DAG size of output: 2193 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:06:04,619 WARN L234 SmtUtils]: Spent 1.28m on a formula simplification. DAG size of input: 2237 DAG size of output: 2231 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:07:22,691 WARN L234 SmtUtils]: Spent 1.29m on a formula simplification. DAG size of input: 2240 DAG size of output: 2229 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:08:45,910 WARN L234 SmtUtils]: Spent 1.33m on a formula simplification. DAG size of input: 1310 DAG size of output: 1218 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:10:12,716 WARN L234 SmtUtils]: Spent 1.38m on a formula simplification. DAG size of input: 1310 DAG size of output: 1218 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:12:01,572 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '30103#(and (<= ~__param_debug~0.__annonCompField33.arg.base 79) (= ~ldv_coherent_state~0 0) (= ~ir_add_bof~0 0) (= 87 |~#__param_str_buffer_size~0.base|) (= ~LDV_IN_INTERRUPT~0 1) (<= 0 ~ir_xbof~0) (<= 0 ~__param_xbof~0.__annonCompField33.arg.offset) (<= ~__param_buffer_size~0.__annonCompField33.arg.base 80) (= |~#ir_device~0.base| 84) (<= ~__param_debug~0.__annonCompField33.arg.offset 0) (<= 0 ~__param_buffer_size~0.name.offset) (= ~__param_buffer_size~0.flags 0) (= |~#__param_str_xbof~0.offset| 0) (<= 86 ~__param_xbof~0.name.base) (= 0 |~#xbof~0.offset|) (<= 81 ~__param_xbof~0.__annonCompField33.arg.base) (= |~#__param_str_debug~0.base| 85) (= ~__param_xbof~0.flags 0) (<= 85 ~__param_debug~0.name.base) (= |~#__param_str_buffer_size~0.offset| 0) (<= 80 ~__param_buffer_size~0.__annonCompField33.arg.base) (= 86 |~#__param_str_xbof~0.base|) (<= ~__param_buffer_size~0.name.offset 0) (= ~ir_baud~0 0) (= |~#debug~0.offset| 0) (not (= ~ldv_urb_state~0 0)) (<= ~__param_xbof~0.__annonCompField33.arg.offset 0) (<= 0 ~__param_buffer_size~0.__annonCompField33.arg.offset) (<= ~__param_debug~0.name.base 85) (<= ~__param_buffer_size~0.__annonCompField33.arg.offset 0) (= |~#buffer_size~0.offset| 0) (= |~#ir_driver~0.offset| 0) (= ~res_ir_open_4~0 0) (<= 0 ~__param_debug~0.__annonCompField33.arg.offset) (<= 0 ~__param_debug~0.name.offset) (<= ~__param_buffer_size~0.name.base 87) (= |~#buffer_size~0.base| 80) (<= 0 ~ldv_urb_state~0) (= |~#ir_driver~0.base| 83) (<= ~__param_xbof~0.name.offset 0) (= |~#debug~0.base| 79) (= |#NULL.offset| 0) (= ~__param_buffer_size~0.perm 0) (= |~#ir_id_table~0.offset| 0) (= 420 ~__param_debug~0.perm) (<= 0 ~__param_xbof~0.name.offset) (= |~#ir_device~0.offset| 0) (<= ~ir_xbof~0 128) (= ~__param_debug~0.flags 0) (= 82 |~#ir_id_table~0.base|) (<= 79 ~__param_debug~0.__annonCompField33.arg.base) (<= 87 ~__param_buffer_size~0.name.base) (= |~#__param_str_debug~0.offset| 0) (= ~__param_xbof~0.perm 0) (<= 0 |#StackHeapBarrier|) (<= ~__param_xbof~0.name.base 86) (<= ~__param_debug~0.name.offset 0) (= |#NULL.base| 0) (<= ~__param_xbof~0.__annonCompField33.arg.base 81) (= |~#xbof~0.base| 81))' at error location [2022-11-03 02:12:01,572 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-03 02:12:01,573 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 02:12:01,573 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 9, 11] total 27 [2022-11-03 02:12:01,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618518913] [2022-11-03 02:12:01,573 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 02:12:01,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-11-03 02:12:01,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:12:01,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-11-03 02:12:01,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=460, Invalid=5240, Unknown=0, NotChecked=0, Total=5700 [2022-11-03 02:12:01,578 INFO L87 Difference]: Start difference. First operand 1301 states and 1688 transitions. Second operand has 27 states, 25 states have (on average 4.4) internal successors, (110), 24 states have internal predecessors, (110), 6 states have call successors, (24), 8 states have call predecessors, (24), 9 states have return successors, (26), 8 states have call predecessors, (26), 5 states have call successors, (26) [2022-11-03 02:12:05,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:12:05,987 INFO L93 Difference]: Finished difference Result 1464 states and 1947 transitions. [2022-11-03 02:12:05,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-03 02:12:05,988 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 25 states have (on average 4.4) internal successors, (110), 24 states have internal predecessors, (110), 6 states have call successors, (24), 8 states have call predecessors, (24), 9 states have return successors, (26), 8 states have call predecessors, (26), 5 states have call successors, (26) Word has length 97 [2022-11-03 02:12:05,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:12:05,989 INFO L225 Difference]: With dead ends: 1464 [2022-11-03 02:12:05,989 INFO L226 Difference]: Without dead ends: 0 [2022-11-03 02:12:05,995 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 320 GetRequests, 215 SyntacticMatches, 18 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3263 ImplicationChecksByTransitivity, 584.1s TimeCoverageRelationStatistics Valid=665, Invalid=7167, Unknown=0, NotChecked=0, Total=7832 [2022-11-03 02:12:05,996 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 1051 mSDsluCounter, 932 mSDsCounter, 0 mSdLazyCounter, 1122 mSolverCounterSat, 513 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1059 SdHoareTripleChecker+Valid, 793 SdHoareTripleChecker+Invalid, 1635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 513 IncrementalHoareTripleChecker+Valid, 1122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-03 02:12:05,997 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1059 Valid, 793 Invalid, 1635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [513 Valid, 1122 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-03 02:12:05,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-03 02:12:05,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-03 02:12:05,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:12:05,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-03 02:12:05,999 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 97 [2022-11-03 02:12:05,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:12:05,999 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-03 02:12:06,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 25 states have (on average 4.4) internal successors, (110), 24 states have internal predecessors, (110), 6 states have call successors, (24), 8 states have call predecessors, (24), 9 states have return successors, (26), 8 states have call predecessors, (26), 5 states have call successors, (26) [2022-11-03 02:12:06,000 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-03 02:12:06,000 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-03 02:12:06,003 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-03 02:12:06,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-03 02:12:06,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-11-03 02:12:06,220 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-03 02:12:14,964 INFO L899 garLoopResultBuilder]: For program point ir_xbof_changeEXIT(lines 4065 4127) no Hoare annotation was computed. [2022-11-03 02:12:14,964 INFO L899 garLoopResultBuilder]: For program point L4074(lines 4074 4124) no Hoare annotation was computed. [2022-11-03 02:12:14,965 INFO L895 garLoopResultBuilder]: At program point L4075(lines 4071 4124) the Hoare annotation is: (or (and (or (= |ir_xbof_change_#in~xbof___0| ir_xbof_change_~xbof___0) (= ir_xbof_change_~xbof___0 0)) (not (= |ir_xbof_change_#in~xbof___0| 0))) (not (= ~ldv_coherent_state~0 0)) (not (= ~ldv_urb_state~0 0))) [2022-11-03 02:12:14,966 INFO L899 garLoopResultBuilder]: For program point L4071(lines 4071 4124) no Hoare annotation was computed. [2022-11-03 02:12:14,966 INFO L895 garLoopResultBuilder]: At program point L4080(lines 4080 4124) the Hoare annotation is: (or (not (= ~ldv_coherent_state~0 0)) (not (= ~ldv_urb_state~0 0)) (= |ir_xbof_change_#in~xbof___0| ir_xbof_change_~xbof___0) (= ir_xbof_change_~xbof___0 0)) [2022-11-03 02:12:14,966 INFO L895 garLoopResultBuilder]: At program point L4068(lines 4068 4124) the Hoare annotation is: (or (not (= ~ldv_coherent_state~0 0)) (not (= ~ldv_urb_state~0 0)) (= |ir_xbof_change_#in~xbof___0| ir_xbof_change_~xbof___0) (= ir_xbof_change_~xbof___0 0)) [2022-11-03 02:12:14,966 INFO L895 garLoopResultBuilder]: At program point L4122(lines 4096 4123) the Hoare annotation is: (or (not (= ~ldv_coherent_state~0 0)) (not (= ~ldv_urb_state~0 0)) (= |ir_xbof_change_#in~xbof___0| ir_xbof_change_~xbof___0) (= ir_xbof_change_~xbof___0 0)) [2022-11-03 02:12:14,967 INFO L902 garLoopResultBuilder]: At program point ir_xbof_changeENTRY(lines 4065 4127) the Hoare annotation is: true [2022-11-03 02:12:14,967 INFO L895 garLoopResultBuilder]: At program point L4081(lines 4077 4124) the Hoare annotation is: (or (and (or (= |ir_xbof_change_#in~xbof___0| ir_xbof_change_~xbof___0) (= ir_xbof_change_~xbof___0 0)) (not (= |ir_xbof_change_#in~xbof___0| 0))) (not (= ~ldv_coherent_state~0 0)) (not (= ~ldv_urb_state~0 0))) [2022-11-03 02:12:14,967 INFO L899 garLoopResultBuilder]: For program point L4077(lines 4077 4124) no Hoare annotation was computed. [2022-11-03 02:12:14,967 INFO L895 garLoopResultBuilder]: At program point ir_initENTRY(lines 4614 4647) the Hoare annotation is: (let ((.cse0 (+ (select (select |old(#memory_int)| |~#xbof~0.base|) |~#xbof~0.offset|) 1))) (or (not (<= .cse0 0)) (not (<= 0 .cse0)) (= |#memory_int| |old(#memory_int)|) (not (= ~ldv_coherent_state~0 0)) (not (= (select (select |old(#memory_int)| |~#buffer_size~0.base|) |~#buffer_size~0.offset|) 0)) (not (= ~ldv_urb_state~0 0)) (not (= ~ir_add_bof~0 0)))) [2022-11-03 02:12:14,967 INFO L899 garLoopResultBuilder]: For program point ir_initFINAL(lines 4614 4647) no Hoare annotation was computed. [2022-11-03 02:12:14,967 INFO L895 garLoopResultBuilder]: At program point L4633(lines 4616 4646) the Hoare annotation is: (let ((.cse0 (+ (select (select |old(#memory_int)| |~#xbof~0.base|) |~#xbof~0.offset|) 1))) (or (not (<= .cse0 0)) (and (= |#memory_int| |old(#memory_int)|) (not (= |ir_init_~retval~0#1| 0))) (not (<= 0 .cse0)) (not (= ~ldv_coherent_state~0 0)) (not (= (select (select |old(#memory_int)| |~#buffer_size~0.base|) |~#buffer_size~0.offset|) 0)) (not (= ~ldv_urb_state~0 0)) (not (= ~ir_add_bof~0 0)))) [2022-11-03 02:12:14,967 INFO L895 garLoopResultBuilder]: At program point L4625(lines 4625 4628) the Hoare annotation is: (let ((.cse0 (+ (select (select |old(#memory_int)| |~#xbof~0.base|) |~#xbof~0.offset|) 1))) (or (not (<= .cse0 0)) (not (<= 0 .cse0)) (= |#memory_int| |old(#memory_int)|) (not (= ~ldv_coherent_state~0 0)) (not (= (select (select |old(#memory_int)| |~#buffer_size~0.base|) |~#buffer_size~0.offset|) 0)) (not (= ~ldv_urb_state~0 0)) (not (= ~ir_add_bof~0 0)))) [2022-11-03 02:12:14,968 INFO L895 garLoopResultBuilder]: At program point L4642(lines 4616 4646) the Hoare annotation is: (let ((.cse0 (+ (select (select |old(#memory_int)| |~#xbof~0.base|) |~#xbof~0.offset|) 1))) (or (not (<= .cse0 0)) (and (= |#memory_int| |old(#memory_int)|) (not (= |ir_init_~retval~0#1| 0))) (not (<= 0 .cse0)) (not (= ~ldv_coherent_state~0 0)) (not (= (select (select |old(#memory_int)| |~#buffer_size~0.base|) |~#buffer_size~0.offset|) 0)) (not (= ~ldv_urb_state~0 0)) (not (= ~ir_add_bof~0 0)))) [2022-11-03 02:12:14,968 INFO L899 garLoopResultBuilder]: For program point ir_initEXIT(lines 4614 4647) no Hoare annotation was computed. [2022-11-03 02:12:14,968 INFO L899 garLoopResultBuilder]: For program point L4632(lines 4632 4635) no Hoare annotation was computed. [2022-11-03 02:12:14,968 INFO L899 garLoopResultBuilder]: For program point kfreeEXIT(lines 5154 5156) no Hoare annotation was computed. [2022-11-03 02:12:14,968 INFO L902 garLoopResultBuilder]: At program point kfreeENTRY(lines 5154 5156) the Hoare annotation is: true [2022-11-03 02:12:14,968 INFO L899 garLoopResultBuilder]: For program point L5098(line 5098) no Hoare annotation was computed. [2022-11-03 02:12:14,968 INFO L902 garLoopResultBuilder]: At program point ldv_undefined_pointerENTRY(lines 5097 5099) the Hoare annotation is: true [2022-11-03 02:12:14,968 INFO L899 garLoopResultBuilder]: For program point ldv_undefined_pointerEXIT(lines 5097 5099) no Hoare annotation was computed. [2022-11-03 02:12:14,969 INFO L899 garLoopResultBuilder]: For program point __kfifo_uint_must_check_helperEXIT(lines 3729 3734) no Hoare annotation was computed. [2022-11-03 02:12:14,970 INFO L902 garLoopResultBuilder]: At program point __kfifo_uint_must_check_helperENTRY(lines 3729 3734) the Hoare annotation is: true [2022-11-03 02:12:14,970 INFO L899 garLoopResultBuilder]: For program point L5019(lines 5017 5036) no Hoare annotation was computed. [2022-11-03 02:12:14,970 INFO L902 garLoopResultBuilder]: At program point L5021(line 5021) the Hoare annotation is: true [2022-11-03 02:12:14,970 INFO L895 garLoopResultBuilder]: At program point L5017loopEntry(lines 5017 5036) the Hoare annotation is: (or (not (<= |old(~ldv_urb_state~0)| 1)) (= ~ldv_urb_state~0 |old(~ldv_urb_state~0)|) (not (= ~ldv_coherent_state~0 0)) (not (<= 1 |old(~ldv_urb_state~0)|))) [2022-11-03 02:12:14,970 INFO L899 garLoopResultBuilder]: For program point usb_free_urbEXIT(lines 5013 5042) no Hoare annotation was computed. [2022-11-03 02:12:14,970 INFO L899 garLoopResultBuilder]: For program point L5026(lines 5026 5031) no Hoare annotation was computed. [2022-11-03 02:12:14,970 INFO L895 garLoopResultBuilder]: At program point usb_free_urbENTRY(lines 5013 5042) the Hoare annotation is: (or (not (<= |old(~ldv_urb_state~0)| 1)) (= ~ldv_urb_state~0 |old(~ldv_urb_state~0)|) (not (= ~ldv_coherent_state~0 0)) (not (<= 1 |old(~ldv_urb_state~0)|))) [2022-11-03 02:12:14,970 INFO L899 garLoopResultBuilder]: For program point L5018(lines 5017 5036) no Hoare annotation was computed. [2022-11-03 02:12:14,971 INFO L895 garLoopResultBuilder]: At program point L5037(lines 5013 5042) the Hoare annotation is: (or (not (<= |old(~ldv_urb_state~0)| 1)) (and (= ~ldv_urb_state~0 0) (let ((.cse0 (+ usb_free_urb_~urb.base usb_free_urb_~urb.offset))) (let ((.cse1 (div .cse0 18446744073709551616))) (or (not (<= .cse0 (* .cse1 18446744073709551616))) (<= (+ .cse1 1) 0))))) (not (= ~ldv_coherent_state~0 0)) (not (<= 1 |old(~ldv_urb_state~0)|))) [2022-11-03 02:12:14,971 INFO L895 garLoopResultBuilder]: At program point L5029(line 5029) the Hoare annotation is: (or (not (<= |old(~ldv_urb_state~0)| 1)) (not (= ~ldv_coherent_state~0 0)) (not (<= 1 |old(~ldv_urb_state~0)|))) [2022-11-03 02:12:14,971 INFO L899 garLoopResultBuilder]: For program point L5029-1(lines 5026 5031) no Hoare annotation was computed. [2022-11-03 02:12:14,971 INFO L902 garLoopResultBuilder]: At program point __create_pipeENTRY(lines 3723 3728) the Hoare annotation is: true [2022-11-03 02:12:14,971 INFO L899 garLoopResultBuilder]: For program point __create_pipeEXIT(lines 3723 3728) no Hoare annotation was computed. [2022-11-03 02:12:14,971 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 5072 5076) the Hoare annotation is: true [2022-11-03 02:12:14,971 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5072 5076) no Hoare annotation was computed. [2022-11-03 02:12:14,972 INFO L902 garLoopResultBuilder]: At program point L4655(line 4655) the Hoare annotation is: true [2022-11-03 02:12:14,972 INFO L899 garLoopResultBuilder]: For program point ir_exitFINAL(lines 4650 4659) no Hoare annotation was computed. [2022-11-03 02:12:14,972 INFO L902 garLoopResultBuilder]: At program point ir_exitENTRY(lines 4650 4659) the Hoare annotation is: true [2022-11-03 02:12:14,972 INFO L899 garLoopResultBuilder]: For program point ir_exitEXIT(lines 4650 4659) no Hoare annotation was computed. [2022-11-03 02:12:14,972 INFO L899 garLoopResultBuilder]: For program point usb_serial_deregisterEXIT(lines 5138 5140) no Hoare annotation was computed. [2022-11-03 02:12:14,973 INFO L902 garLoopResultBuilder]: At program point usb_serial_deregisterENTRY(lines 5138 5140) the Hoare annotation is: true [2022-11-03 02:12:14,973 INFO L902 garLoopResultBuilder]: At program point ldv_assume_stopENTRY(lines 4918 4924) the Hoare annotation is: true [2022-11-03 02:12:14,973 INFO L899 garLoopResultBuilder]: For program point ldv_assume_stopEXIT(lines 4918 4924) no Hoare annotation was computed. [2022-11-03 02:12:14,973 INFO L902 garLoopResultBuilder]: At program point kmallocENTRY(lines 3644 3653) the Hoare annotation is: true [2022-11-03 02:12:14,973 INFO L902 garLoopResultBuilder]: At program point L5078(line 5078) the Hoare annotation is: true [2022-11-03 02:12:14,974 INFO L899 garLoopResultBuilder]: For program point kmallocEXIT(lines 3644 3653) no Hoare annotation was computed. [2022-11-03 02:12:14,974 INFO L902 garLoopResultBuilder]: At program point L5078-1(line 5078) the Hoare annotation is: true [2022-11-03 02:12:14,974 INFO L895 garLoopResultBuilder]: At program point L5056-1(lines 5044 5061) the Hoare annotation is: (= ~ldv_urb_state~0 0) [2022-11-03 02:12:14,974 INFO L895 garLoopResultBuilder]: At program point L5122-1(line 5122) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,974 INFO L895 garLoopResultBuilder]: At program point L5056(line 5056) the Hoare annotation is: false [2022-11-03 02:12:14,974 INFO L895 garLoopResultBuilder]: At program point L4891(lines 4823 4894) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,975 INFO L895 garLoopResultBuilder]: At program point L4594(lines 4467 4610) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (<= 1 ~ldv_urb_state~0) (not (= |ULTIMATE.start_ir_set_termios_~urb~0#1.base| 0)) (<= ~ldv_urb_state~0 1) (not (= |ULTIMATE.start_usb_alloc_urb_#res#1.base| 0))) [2022-11-03 02:12:14,975 INFO L895 garLoopResultBuilder]: At program point L4264(lines 4234 4266) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,975 INFO L895 garLoopResultBuilder]: At program point L4992loopEntry(lines 4992 5005) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,975 INFO L899 garLoopResultBuilder]: For program point L4860(lines 4860 4863) no Hoare annotation was computed. [2022-11-03 02:12:14,975 INFO L899 garLoopResultBuilder]: For program point L4563(lines 4563 4569) no Hoare annotation was computed. [2022-11-03 02:12:14,975 INFO L899 garLoopResultBuilder]: For program point L4035(lines 4035 4053) no Hoare annotation was computed. [2022-11-03 02:12:14,976 INFO L895 garLoopResultBuilder]: At program point L4993(line 4993) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,976 INFO L899 garLoopResultBuilder]: For program point L4828(lines 4828 4833) no Hoare annotation was computed. [2022-11-03 02:12:14,976 INFO L895 garLoopResultBuilder]: At program point L4895(lines 4822 4896) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,976 INFO L895 garLoopResultBuilder]: At program point L4598(line 4598) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (<= 1 ~ldv_urb_state~0) (not (= |ULTIMATE.start_ir_set_termios_~urb~0#1.base| 0)) (<= ~ldv_urb_state~0 1) (not (= |ULTIMATE.start_usb_alloc_urb_#res#1.base| 0))) [2022-11-03 02:12:14,976 INFO L899 garLoopResultBuilder]: For program point L4268(line 4268) no Hoare annotation was computed. [2022-11-03 02:12:14,977 INFO L899 garLoopResultBuilder]: For program point L4995(line 4995) no Hoare annotation was computed. [2022-11-03 02:12:14,977 INFO L899 garLoopResultBuilder]: For program point L4830(lines 4830 4833) no Hoare annotation was computed. [2022-11-03 02:12:14,977 INFO L899 garLoopResultBuilder]: For program point L4830-1(lines 4828 4833) no Hoare annotation was computed. [2022-11-03 02:12:14,977 INFO L895 garLoopResultBuilder]: At program point L4303(lines 4293 4304) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,977 INFO L895 garLoopResultBuilder]: At program point L4270(lines 4128 4272) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,977 INFO L899 garLoopResultBuilder]: For program point L4369(line 4369) no Hoare annotation was computed. [2022-11-03 02:12:14,977 INFO L895 garLoopResultBuilder]: At program point L4008(lines 3981 4063) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,977 INFO L895 garLoopResultBuilder]: At program point L4900(lines 4811 4907) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,978 INFO L895 garLoopResultBuilder]: At program point L4603(lines 4467 4610) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (<= 1 ~ldv_urb_state~0) (not (= |ULTIMATE.start_ir_set_termios_~urb~0#1.base| 0)) (<= ~ldv_urb_state~0 1) (not (= |ULTIMATE.start_usb_alloc_urb_#res#1.base| 0))) [2022-11-03 02:12:14,978 INFO L895 garLoopResultBuilder]: At program point L4372-1(line 4372) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,978 INFO L895 garLoopResultBuilder]: At program point L4372(line 4372) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,978 INFO L895 garLoopResultBuilder]: At program point L4571(line 4571) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (<= 1 ~ldv_urb_state~0) (not (= |ULTIMATE.start_ir_set_termios_~urb~0#1.base| 0)) (<= ~ldv_urb_state~0 1) (not (= |ULTIMATE.start_usb_alloc_urb_#res#1.base| 0))) [2022-11-03 02:12:14,978 INFO L899 garLoopResultBuilder]: For program point L4571-1(line 4571) no Hoare annotation was computed. [2022-11-03 02:12:14,978 INFO L899 garLoopResultBuilder]: For program point L4143(lines 4143 4149) no Hoare annotation was computed. [2022-11-03 02:12:14,978 INFO L899 garLoopResultBuilder]: For program point L4837(lines 4837 4893) no Hoare annotation was computed. [2022-11-03 02:12:14,978 INFO L895 garLoopResultBuilder]: At program point L4838(lines 4837 4893) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,978 INFO L895 garLoopResultBuilder]: At program point L4607(lines 4458 4611) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,979 INFO L899 garLoopResultBuilder]: For program point L4574(lines 4574 4580) no Hoare annotation was computed. [2022-11-03 02:12:14,979 INFO L895 garLoopResultBuilder]: At program point L4410(lines 4379 4412) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,979 INFO L899 garLoopResultBuilder]: For program point L4840(lines 4840 4893) no Hoare annotation was computed. [2022-11-03 02:12:14,979 INFO L895 garLoopResultBuilder]: At program point L4048(lines 3981 4063) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,979 INFO L902 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-11-03 02:12:14,979 INFO L895 garLoopResultBuilder]: At program point L4843(lines 4843 4893) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,979 INFO L895 garLoopResultBuilder]: At program point L5009(lines 4987 5011) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_usb_alloc_urb_#res#1.base| 0))) (and (= ~ldv_coherent_state~0 0) (or (= ~ldv_urb_state~0 0) (not .cse0)) (<= ~ldv_urb_state~0 1) (or (<= 1 ~ldv_urb_state~0) (and .cse0 (= 0 |ULTIMATE.start_usb_alloc_urb_#res#1.offset|))))) [2022-11-03 02:12:14,979 INFO L899 garLoopResultBuilder]: For program point L3986(lines 3986 3989) no Hoare annotation was computed. [2022-11-03 02:12:14,980 INFO L899 garLoopResultBuilder]: For program point L4846(lines 4846 4893) no Hoare annotation was computed. [2022-11-03 02:12:14,980 INFO L895 garLoopResultBuilder]: At program point L4549-2(lines 4549 4557) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,980 INFO L899 garLoopResultBuilder]: For program point L4549(lines 4549 4557) no Hoare annotation was computed. [2022-11-03 02:12:14,980 INFO L895 garLoopResultBuilder]: At program point L4583(line 4583) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (<= 1 ~ldv_urb_state~0) (not (= |ULTIMATE.start_ir_set_termios_~urb~0#1.base| 0)) (<= ~ldv_urb_state~0 1) (not (= |ULTIMATE.start_usb_alloc_urb_#res#1.base| 0))) [2022-11-03 02:12:14,980 INFO L895 garLoopResultBuilder]: At program point L4583-1(line 4583) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (<= 1 ~ldv_urb_state~0) (not (= |ULTIMATE.start_ir_set_termios_~urb~0#1.base| 0)) (<= ~ldv_urb_state~0 1) (not (= |ULTIMATE.start_usb_alloc_urb_#res#1.base| 0))) [2022-11-03 02:12:14,980 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-03 02:12:14,981 INFO L895 garLoopResultBuilder]: At program point L4815(line 4815) the Hoare annotation is: (let ((.cse0 (+ (select (select |#memory_int| |~#xbof~0.base|) |~#xbof~0.offset|) 1))) (and (= ~ldv_coherent_state~0 0) (= (select (select |#memory_int| |~#buffer_size~0.base|) |~#buffer_size~0.offset|) 0) (= ~ir_add_bof~0 0) (<= .cse0 0) (= ~ldv_urb_state~0 0) (<= 0 .cse0))) [2022-11-03 02:12:14,981 INFO L899 garLoopResultBuilder]: For program point L4815-1(line 4815) no Hoare annotation was computed. [2022-11-03 02:12:14,981 INFO L895 garLoopResultBuilder]: At program point L3659-1(line 3659) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,981 INFO L895 garLoopResultBuilder]: At program point L3659(line 3659) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,981 INFO L895 garLoopResultBuilder]: At program point L4551(line 4551) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,981 INFO L899 garLoopResultBuilder]: For program point L4551-1(line 4551) no Hoare annotation was computed. [2022-11-03 02:12:14,981 INFO L899 garLoopResultBuilder]: For program point L4386(lines 4386 4389) no Hoare annotation was computed. [2022-11-03 02:12:14,981 INFO L899 garLoopResultBuilder]: For program point L5047(lines 5047 5052) no Hoare annotation was computed. [2022-11-03 02:12:14,981 INFO L895 garLoopResultBuilder]: At program point L4849(lines 4849 4893) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,982 INFO L899 garLoopResultBuilder]: For program point L3991-1(line 3991) no Hoare annotation was computed. [2022-11-03 02:12:14,982 INFO L895 garLoopResultBuilder]: At program point L3991(line 3991) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,982 INFO L899 garLoopResultBuilder]: For program point L4817(lines 4817 4820) no Hoare annotation was computed. [2022-11-03 02:12:14,982 INFO L895 garLoopResultBuilder]: At program point L5050(line 5050) the Hoare annotation is: false [2022-11-03 02:12:14,982 INFO L899 garLoopResultBuilder]: For program point L5050-1(lines 5046 5060) no Hoare annotation was computed. [2022-11-03 02:12:14,982 INFO L895 garLoopResultBuilder]: At program point L4555(line 4555) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,982 INFO L899 garLoopResultBuilder]: For program point L4555-1(line 4555) no Hoare annotation was computed. [2022-11-03 02:12:14,983 INFO L895 garLoopResultBuilder]: At program point L4357-2(lines 4357 4367) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,983 INFO L899 garLoopResultBuilder]: For program point L4060(line 4060) no Hoare annotation was computed. [2022-11-03 02:12:14,983 INFO L899 garLoopResultBuilder]: For program point L4589(lines 4589 4596) no Hoare annotation was computed. [2022-11-03 02:12:14,983 INFO L895 garLoopResultBuilder]: At program point L4062(lines 3974 4064) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,983 INFO L895 garLoopResultBuilder]: At program point L4294-2(lines 4294 4302) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,983 INFO L899 garLoopResultBuilder]: For program point L4394(lines 4394 4397) no Hoare annotation was computed. [2022-11-03 02:12:14,983 INFO L899 garLoopResultBuilder]: For program point L4295(lines 4294 4302) no Hoare annotation was computed. [2022-11-03 02:12:14,983 INFO L895 garLoopResultBuilder]: At program point L5122(line 5122) the Hoare annotation is: (and (= ~ldv_coherent_state~0 0) (= ~ldv_urb_state~0 0)) [2022-11-03 02:12:14,984 INFO L902 garLoopResultBuilder]: At program point ldv_blast_assertENTRY(lines 4909 4914) the Hoare annotation is: true [2022-11-03 02:12:14,984 INFO L899 garLoopResultBuilder]: For program point ldv_blast_assertEXIT(lines 4909 4914) no Hoare annotation was computed. [2022-11-03 02:12:14,984 INFO L899 garLoopResultBuilder]: For program point ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4912) no Hoare annotation was computed. [2022-11-03 02:12:14,988 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:12:14,991 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-03 02:12:15,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 02:12:15 BoogieIcfgContainer [2022-11-03 02:12:15,022 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 02:12:15,023 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 02:12:15,023 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 02:12:15,023 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 02:12:15,024 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:59:56" (3/4) ... [2022-11-03 02:12:15,028 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-03 02:12:15,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ir_xbof_change [2022-11-03 02:12:15,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ir_init [2022-11-03 02:12:15,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2022-11-03 02:12:15,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_undefined_pointer [2022-11-03 02:12:15,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kfifo_uint_must_check_helper [2022-11-03 02:12:15,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2022-11-03 02:12:15,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2022-11-03 02:12:15,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-03 02:12:15,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ir_exit [2022-11-03 02:12:15,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_serial_deregister [2022-11-03 02:12:15,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_assume_stop [2022-11-03 02:12:15,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2022-11-03 02:12:15,038 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_blast_assert [2022-11-03 02:12:15,064 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 318 nodes and edges [2022-11-03 02:12:15,067 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 100 nodes and edges [2022-11-03 02:12:15,070 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2022-11-03 02:12:15,073 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-03 02:12:15,075 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-03 02:12:15,078 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-03 02:12:15,081 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-03 02:12:15,083 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-03 02:12:15,132 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(unknown-#memory_int-unknown)[xbof][xbof] + 1 <= 0) || !(0 <= \old(unknown-#memory_int-unknown)[xbof][xbof] + 1)) || unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) || !(ldv_coherent_state == 0)) || !(\old(unknown-#memory_int-unknown)[buffer_size][buffer_size] == 0)) || !(ldv_urb_state == 0)) || !(ir_add_bof == 0) [2022-11-03 02:12:15,132 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(\old(ldv_urb_state) <= 1) || (ldv_urb_state == 0 && (!(urb + urb <= (urb + urb) / 18446744073709551616 * 18446744073709551616) || (urb + urb) / 18446744073709551616 + 1 <= 0))) || !(ldv_coherent_state == 0)) || !(1 <= \old(ldv_urb_state)) [2022-11-03 02:12:15,133 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(unknown-#memory_int-unknown)[xbof][xbof] + 1 <= 0) || (unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) && !(retval == 0))) || !(0 <= \old(unknown-#memory_int-unknown)[xbof][xbof] + 1)) || !(ldv_coherent_state == 0)) || !(\old(unknown-#memory_int-unknown)[buffer_size][buffer_size] == 0)) || !(ldv_urb_state == 0)) || !(ir_add_bof == 0) [2022-11-03 02:12:15,133 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(unknown-#memory_int-unknown)[xbof][xbof] + 1 <= 0) || !(0 <= \old(unknown-#memory_int-unknown)[xbof][xbof] + 1)) || unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) || !(ldv_coherent_state == 0)) || !(\old(unknown-#memory_int-unknown)[buffer_size][buffer_size] == 0)) || !(ldv_urb_state == 0)) || !(ir_add_bof == 0) [2022-11-03 02:12:15,135 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(unknown-#memory_int-unknown)[xbof][xbof] + 1 <= 0) || (unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) && !(retval == 0))) || !(0 <= \old(unknown-#memory_int-unknown)[xbof][xbof] + 1)) || !(ldv_coherent_state == 0)) || !(\old(unknown-#memory_int-unknown)[buffer_size][buffer_size] == 0)) || !(ldv_urb_state == 0)) || !(ir_add_bof == 0) [2022-11-03 02:12:15,135 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(ldv_coherent_state == 0) || !(ldv_urb_state == 0)) || \old(xbof___0) == xbof___0) || xbof___0 == 0 [2022-11-03 02:12:15,136 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\old(xbof___0) == xbof___0 || xbof___0 == 0) && !(\old(xbof___0) == 0)) || !(ldv_coherent_state == 0)) || !(ldv_urb_state == 0) [2022-11-03 02:12:15,136 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(ldv_coherent_state == 0) || !(ldv_urb_state == 0)) || \old(xbof___0) == xbof___0) || xbof___0 == 0 [2022-11-03 02:12:15,136 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\old(xbof___0) == xbof___0 || xbof___0 == 0) && !(\old(xbof___0) == 0)) || !(ldv_coherent_state == 0)) || !(ldv_urb_state == 0) [2022-11-03 02:12:15,136 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(ldv_coherent_state == 0) || !(ldv_urb_state == 0)) || \old(xbof___0) == xbof___0) || xbof___0 == 0 [2022-11-03 02:12:15,137 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((ldv_coherent_state == 0 && 1 <= ldv_urb_state) && !(urb == 0)) && ldv_urb_state <= 1) && !(\result == 0) [2022-11-03 02:12:15,137 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((ldv_coherent_state == 0 && (ldv_urb_state == 0 || !(\result == 0))) && ldv_urb_state <= 1) && (1 <= ldv_urb_state || (\result == 0 && 0 == \result)) [2022-11-03 02:12:15,138 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((ldv_coherent_state == 0 && 1 <= ldv_urb_state) && !(urb == 0)) && ldv_urb_state <= 1) && !(\result == 0) [2022-11-03 02:12:15,138 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(\old(ldv_urb_state) <= 1) || ldv_urb_state == \old(ldv_urb_state)) || !(ldv_coherent_state == 0)) || !(1 <= \old(ldv_urb_state)) [2022-11-03 02:12:15,140 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((ldv_coherent_state == 0 && 1 <= ldv_urb_state) && !(urb == 0)) && ldv_urb_state <= 1) && !(\result == 0) [2022-11-03 02:12:15,519 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/witness.graphml [2022-11-03 02:12:15,520 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 02:12:15,520 INFO L158 Benchmark]: Toolchain (without parser) took 742963.67ms. Allocated memory was 96.5MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 70.8MB in the beginning and 756.4MB in the end (delta: -685.5MB). Peak memory consumption was 828.6MB. Max. memory is 16.1GB. [2022-11-03 02:12:15,521 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 96.5MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:12:15,521 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1409.36ms. Allocated memory was 96.5MB in the beginning and 123.7MB in the end (delta: 27.3MB). Free memory was 70.5MB in the beginning and 75.7MB in the end (delta: -5.2MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2022-11-03 02:12:15,522 INFO L158 Benchmark]: Boogie Procedure Inliner took 165.03ms. Allocated memory is still 123.7MB. Free memory was 75.7MB in the beginning and 66.4MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 02:12:15,523 INFO L158 Benchmark]: Boogie Preprocessor took 156.17ms. Allocated memory is still 123.7MB. Free memory was 66.4MB in the beginning and 58.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-03 02:12:15,523 INFO L158 Benchmark]: RCFGBuilder took 2560.08ms. Allocated memory was 123.7MB in the beginning and 209.7MB in the end (delta: 86.0MB). Free memory was 58.0MB in the beginning and 131.0MB in the end (delta: -73.0MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. [2022-11-03 02:12:15,524 INFO L158 Benchmark]: TraceAbstraction took 738167.86ms. Allocated memory was 209.7MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 130.0MB in the beginning and 799.3MB in the end (delta: -669.4MB). Peak memory consumption was 962.7MB. Max. memory is 16.1GB. [2022-11-03 02:12:15,524 INFO L158 Benchmark]: Witness Printer took 496.93ms. Allocated memory is still 1.6GB. Free memory was 799.3MB in the beginning and 756.4MB in the end (delta: 43.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-11-03 02:12:15,532 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 96.5MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1409.36ms. Allocated memory was 96.5MB in the beginning and 123.7MB in the end (delta: 27.3MB). Free memory was 70.5MB in the beginning and 75.7MB in the end (delta: -5.2MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 165.03ms. Allocated memory is still 123.7MB. Free memory was 75.7MB in the beginning and 66.4MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 156.17ms. Allocated memory is still 123.7MB. Free memory was 66.4MB in the beginning and 58.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2560.08ms. Allocated memory was 123.7MB in the beginning and 209.7MB in the end (delta: 86.0MB). Free memory was 58.0MB in the beginning and 131.0MB in the end (delta: -73.0MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. * TraceAbstraction took 738167.86ms. Allocated memory was 209.7MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 130.0MB in the beginning and 799.3MB in the end (delta: -669.4MB). Peak memory consumption was 962.7MB. Max. memory is 16.1GB. * Witness Printer took 496.93ms. Allocated memory is still 1.6GB. Free memory was 799.3MB in the beginning and 756.4MB in the end (delta: 43.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 4912]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 123 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 738.1s, OverallIterations: 11, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 13.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3096 SdHoareTripleChecker+Valid, 9.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3032 mSDsluCounter, 4318 SdHoareTripleChecker+Invalid, 8.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3798 mSDsCounter, 896 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3375 IncrementalHoareTripleChecker+Invalid, 4271 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 896 mSolverCounterUnsat, 1502 mSDtfsCounter, 3375 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 474 GetRequests, 320 SyntacticMatches, 19 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3287 ImplicationChecksByTransitivity, 584.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1580occurred in iteration=9, InterpolantAutomatonStates: 73, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 11 MinimizatonAttempts, 1221 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 1354 PreInvPairs, 1924 NumberOfFragments, 743 HoareAnnotationTreeSize, 1354 FomulaSimplifications, 16053 FormulaSimplificationTreeSizeReduction, 2.0s HoareSimplificationTime, 68 FomulaSimplificationsInter, 70324 FormulaSimplificationTreeSizeReductionInter, 6.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 9.8s InterpolantComputationTime, 786 NumberOfCodeBlocks, 786 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 869 ConstructedInterpolants, 0 QuantifiedInterpolants, 2359 SizeOfPredicates, 22 NumberOfNonLiveVariables, 4527 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 14 InterpolantComputations, 10 PerfectInterpolantSequences, 161/190 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4616]: Loop Invariant Derived loop invariant: (((((!(\old(unknown-#memory_int-unknown)[xbof][xbof] + 1 <= 0) || (unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) && !(retval == 0))) || !(0 <= \old(unknown-#memory_int-unknown)[xbof][xbof] + 1)) || !(ldv_coherent_state == 0)) || !(\old(unknown-#memory_int-unknown)[buffer_size][buffer_size] == 0)) || !(ldv_urb_state == 0)) || !(ir_add_bof == 0) - InvariantResult [Line: 4918]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5017]: Loop Invariant Derived loop invariant: ((!(\old(ldv_urb_state) <= 1) || ldv_urb_state == \old(ldv_urb_state)) || !(ldv_coherent_state == 0)) || !(1 <= \old(ldv_urb_state)) - InvariantResult [Line: 4077]: Loop Invariant Derived loop invariant: (((\old(xbof___0) == xbof___0 || xbof___0 == 0) && !(\old(xbof___0) == 0)) || !(ldv_coherent_state == 0)) || !(ldv_urb_state == 0) - InvariantResult [Line: 4128]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 4068]: Loop Invariant Derived loop invariant: ((!(ldv_coherent_state == 0) || !(ldv_urb_state == 0)) || \old(xbof___0) == xbof___0) || xbof___0 == 0 - InvariantResult [Line: 4837]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 4096]: Loop Invariant Derived loop invariant: ((!(ldv_coherent_state == 0) || !(ldv_urb_state == 0)) || \old(xbof___0) == xbof___0) || xbof___0 == 0 - InvariantResult [Line: 4234]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 3981]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 4467]: Loop Invariant Derived loop invariant: (((ldv_coherent_state == 0 && 1 <= ldv_urb_state) && !(urb == 0)) && ldv_urb_state <= 1) && !(\result == 0) - InvariantResult [Line: 4583]: Loop Invariant Derived loop invariant: (((ldv_coherent_state == 0 && 1 <= ldv_urb_state) && !(urb == 0)) && ldv_urb_state <= 1) && !(\result == 0) - InvariantResult [Line: 5078]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4294]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 4467]: Loop Invariant Derived loop invariant: (((ldv_coherent_state == 0 && 1 <= ldv_urb_state) && !(urb == 0)) && ldv_urb_state <= 1) && !(\result == 0) - InvariantResult [Line: 4849]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 4650]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3659]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 3981]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 4843]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 4614]: Loop Invariant Derived loop invariant: (((((!(\old(unknown-#memory_int-unknown)[xbof][xbof] + 1 <= 0) || !(0 <= \old(unknown-#memory_int-unknown)[xbof][xbof] + 1)) || unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) || !(ldv_coherent_state == 0)) || !(\old(unknown-#memory_int-unknown)[buffer_size][buffer_size] == 0)) || !(ldv_urb_state == 0)) || !(ir_add_bof == 0) - InvariantResult [Line: 4811]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 4616]: Loop Invariant Derived loop invariant: (((((!(\old(unknown-#memory_int-unknown)[xbof][xbof] + 1 <= 0) || (unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) && !(retval == 0))) || !(0 <= \old(unknown-#memory_int-unknown)[xbof][xbof] + 1)) || !(ldv_coherent_state == 0)) || !(\old(unknown-#memory_int-unknown)[buffer_size][buffer_size] == 0)) || !(ldv_urb_state == 0)) || !(ir_add_bof == 0) - InvariantResult [Line: 4379]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 5122]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 4987]: Loop Invariant Derived loop invariant: ((ldv_coherent_state == 0 && (ldv_urb_state == 0 || !(\result == 0))) && ldv_urb_state <= 1) && (1 <= ldv_urb_state || (\result == 0 && 0 == \result)) - InvariantResult [Line: 3974]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 4372]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 5013]: Loop Invariant Derived loop invariant: ((!(\old(ldv_urb_state) <= 1) || (ldv_urb_state == 0 && (!(urb + urb <= (urb + urb) / 18446744073709551616 * 18446744073709551616) || (urb + urb) / 18446744073709551616 + 1 <= 0))) || !(ldv_coherent_state == 0)) || !(1 <= \old(ldv_urb_state)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4458]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 4822]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 4992]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 4549]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 5044]: Loop Invariant Derived loop invariant: ldv_urb_state == 0 - InvariantResult [Line: 4293]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 4071]: Loop Invariant Derived loop invariant: (((\old(xbof___0) == xbof___0 || xbof___0 == 0) && !(\old(xbof___0) == 0)) || !(ldv_coherent_state == 0)) || !(ldv_urb_state == 0) - InvariantResult [Line: 4823]: Loop Invariant Derived loop invariant: ldv_coherent_state == 0 && ldv_urb_state == 0 - InvariantResult [Line: 4625]: Loop Invariant Derived loop invariant: (((((!(\old(unknown-#memory_int-unknown)[xbof][xbof] + 1 <= 0) || !(0 <= \old(unknown-#memory_int-unknown)[xbof][xbof] + 1)) || unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) || !(ldv_coherent_state == 0)) || !(\old(unknown-#memory_int-unknown)[buffer_size][buffer_size] == 0)) || !(ldv_urb_state == 0)) || !(ir_add_bof == 0) - InvariantResult [Line: 4080]: Loop Invariant Derived loop invariant: ((!(ldv_coherent_state == 0) || !(ldv_urb_state == 0)) || \old(xbof___0) == xbof___0) || xbof___0 == 0 RESULT: Ultimate proved your program to be correct! [2022-11-03 02:12:15,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6688a7af-3903-4334-b14f-3c3b6ec541ea/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE