./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 86380eb8807c8834472c3c5bc5f358e156df083f7e4b141cf7faa18b94c9fafb --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 17:48:13,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 17:48:13,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 17:48:13,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 17:48:13,304 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 17:48:13,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 17:48:13,306 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 17:48:13,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 17:48:13,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 17:48:13,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 17:48:13,313 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 17:48:13,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 17:48:13,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 17:48:13,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 17:48:13,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 17:48:13,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 17:48:13,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 17:48:13,322 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 17:48:13,323 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 17:48:13,325 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 17:48:13,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 17:48:13,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 17:48:13,330 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 17:48:13,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 17:48:13,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 17:48:13,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 17:48:13,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 17:48:13,336 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 17:48:13,337 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 17:48:13,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 17:48:13,338 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 17:48:13,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 17:48:13,339 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 17:48:13,340 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 17:48:13,341 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 17:48:13,341 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 17:48:13,342 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 17:48:13,342 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 17:48:13,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 17:48:13,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 17:48:13,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 17:48:13,344 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 17:48:13,363 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 17:48:13,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 17:48:13,363 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 17:48:13,363 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 17:48:13,364 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 17:48:13,364 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 17:48:13,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 17:48:13,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 17:48:13,365 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 17:48:13,365 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 17:48:13,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 17:48:13,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 17:48:13,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 17:48:13,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 17:48:13,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 17:48:13,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 17:48:13,367 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 17:48:13,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 17:48:13,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 17:48:13,367 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 17:48:13,367 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 17:48:13,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:48:13,367 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 17:48:13,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 17:48:13,368 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 17:48:13,368 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 17:48:13,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 17:48:13,368 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 17:48:13,369 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 17:48:13,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 17:48:13,369 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 17:48:13,369 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86380eb8807c8834472c3c5bc5f358e156df083f7e4b141cf7faa18b94c9fafb [2021-12-14 17:48:13,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 17:48:13,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 17:48:13,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 17:48:13,596 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 17:48:13,596 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 17:48:13,597 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2021-12-14 17:48:13,660 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b2d4c67c/9136945d2ef14ca19f1ac8f5787cd863/FLAG4a7a46e4e [2021-12-14 17:48:14,185 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 17:48:14,186 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2021-12-14 17:48:14,213 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b2d4c67c/9136945d2ef14ca19f1ac8f5787cd863/FLAG4a7a46e4e [2021-12-14 17:48:14,677 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b2d4c67c/9136945d2ef14ca19f1ac8f5787cd863 [2021-12-14 17:48:14,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 17:48:14,681 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 17:48:14,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 17:48:14,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 17:48:14,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 17:48:14,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:48:14" (1/1) ... [2021-12-14 17:48:14,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a5fcf19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:48:14, skipping insertion in model container [2021-12-14 17:48:14,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:48:14" (1/1) ... [2021-12-14 17:48:14,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 17:48:14,742 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:48:14,990 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2021-12-14 17:48:14,994 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2021-12-14 17:48:15,077 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i[91143,91156] [2021-12-14 17:48:15,327 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:48:15,352 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 17:48:15,408 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2021-12-14 17:48:15,410 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2021-12-14 17:48:15,415 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i[91143,91156] [2021-12-14 17:48:15,489 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:48:15,513 INFO L208 MainTranslator]: Completed translation [2021-12-14 17:48:15,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:48:15 WrapperNode [2021-12-14 17:48:15,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 17:48:15,514 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 17:48:15,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 17:48:15,515 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 17:48:15,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:48:15" (1/1) ... [2021-12-14 17:48:15,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:48:15" (1/1) ... [2021-12-14 17:48:15,633 INFO L137 Inliner]: procedures = 111, calls = 512, calls flagged for inlining = 41, calls inlined = 39, statements flattened = 1141 [2021-12-14 17:48:15,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 17:48:15,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 17:48:15,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 17:48:15,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 17:48:15,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:48:15" (1/1) ... [2021-12-14 17:48:15,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:48:15" (1/1) ... [2021-12-14 17:48:15,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:48:15" (1/1) ... [2021-12-14 17:48:15,661 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:48:15" (1/1) ... [2021-12-14 17:48:15,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:48:15" (1/1) ... [2021-12-14 17:48:15,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:48:15" (1/1) ... [2021-12-14 17:48:15,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:48:15" (1/1) ... [2021-12-14 17:48:15,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 17:48:15,724 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 17:48:15,724 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 17:48:15,724 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 17:48:15,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:48:15" (1/1) ... [2021-12-14 17:48:15,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:48:15,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:48:15,747 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-14 17:48:15,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-14 17:48:15,774 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2021-12-14 17:48:15,774 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2021-12-14 17:48:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2021-12-14 17:48:15,775 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2021-12-14 17:48:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2021-12-14 17:48:15,775 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2021-12-14 17:48:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2021-12-14 17:48:15,775 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2021-12-14 17:48:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 17:48:15,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 17:48:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 17:48:15,776 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2021-12-14 17:48:15,776 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2021-12-14 17:48:15,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 17:48:15,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 17:48:15,776 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2021-12-14 17:48:15,776 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2021-12-14 17:48:15,776 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2021-12-14 17:48:15,776 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2021-12-14 17:48:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 17:48:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-14 17:48:15,777 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-14 17:48:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2021-12-14 17:48:15,777 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2021-12-14 17:48:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 17:48:15,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 17:48:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 17:48:15,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 17:48:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-14 17:48:15,778 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-14 17:48:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 17:48:15,778 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 17:48:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 17:48:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-14 17:48:15,779 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-14 17:48:15,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 17:48:15,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 17:48:15,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 17:48:15,779 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2021-12-14 17:48:15,779 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2021-12-14 17:48:15,779 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2021-12-14 17:48:15,779 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2021-12-14 17:48:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-14 17:48:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-14 17:48:15,780 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-14 17:48:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 17:48:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2021-12-14 17:48:15,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2021-12-14 17:48:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2021-12-14 17:48:15,780 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2021-12-14 17:48:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2021-12-14 17:48:15,781 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2021-12-14 17:48:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2021-12-14 17:48:15,781 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2021-12-14 17:48:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 17:48:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 17:48:15,782 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2021-12-14 17:48:15,782 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2021-12-14 17:48:15,782 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2021-12-14 17:48:15,782 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2021-12-14 17:48:15,782 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-14 17:48:15,782 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-14 17:48:15,782 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2021-12-14 17:48:15,782 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2021-12-14 17:48:15,783 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2021-12-14 17:48:15,783 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2021-12-14 17:48:15,783 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2021-12-14 17:48:15,783 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2021-12-14 17:48:15,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 17:48:15,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-14 17:48:15,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-14 17:48:15,783 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-14 17:48:15,784 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-14 17:48:15,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 17:48:15,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 17:48:15,784 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2021-12-14 17:48:15,784 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2021-12-14 17:48:15,784 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-14 17:48:15,784 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-14 17:48:16,048 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 17:48:16,050 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 17:48:16,322 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 17:48:17,047 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 17:48:17,054 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 17:48:17,054 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-14 17:48:17,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:48:17 BoogieIcfgContainer [2021-12-14 17:48:17,056 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 17:48:17,057 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 17:48:17,057 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 17:48:17,062 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 17:48:17,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:48:14" (1/3) ... [2021-12-14 17:48:17,063 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54210d23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:48:17, skipping insertion in model container [2021-12-14 17:48:17,063 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:48:15" (2/3) ... [2021-12-14 17:48:17,064 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54210d23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:48:17, skipping insertion in model container [2021-12-14 17:48:17,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:48:17" (3/3) ... [2021-12-14 17:48:17,065 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2021-12-14 17:48:17,069 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 17:48:17,069 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 17:48:17,114 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 17:48:17,119 INFO L339 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=PETRI_NET, 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-14 17:48:17,119 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 17:48:17,149 INFO L276 IsEmpty]: Start isEmpty. Operand has 474 states, 343 states have (on average 1.3440233236151604) internal successors, (461), 351 states have internal predecessors, (461), 97 states have call successors, (97), 33 states have call predecessors, (97), 32 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2021-12-14 17:48:17,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-12-14 17:48:17,171 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:48:17,172 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:48:17,172 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:48:17,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:48:17,176 INFO L85 PathProgramCache]: Analyzing trace with hash -1342128774, now seen corresponding path program 1 times [2021-12-14 17:48:17,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:48:17,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049354180] [2021-12-14 17:48:17,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:48:17,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:48:17,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:17,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:48:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:17,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-14 17:48:17,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:17,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 17:48:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:17,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 17:48:17,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:17,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-14 17:48:17,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:17,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:17,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:17,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:17,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:17,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:48:17,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:17,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-14 17:48:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:17,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-14 17:48:17,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:17,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:17,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:17,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:17,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-14 17:48:17,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:17,842 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-14 17:48:17,842 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:48:17,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049354180] [2021-12-14 17:48:17,843 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049354180] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:48:17,843 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:48:17,843 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-14 17:48:17,845 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848501437] [2021-12-14 17:48:17,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:48:17,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-14 17:48:17,849 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:48:17,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-14 17:48:17,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-12-14 17:48:17,872 INFO L87 Difference]: Start difference. First operand has 474 states, 343 states have (on average 1.3440233236151604) internal successors, (461), 351 states have internal predecessors, (461), 97 states have call successors, (97), 33 states have call predecessors, (97), 32 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) Second operand has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (14), 5 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-14 17:48:22,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:48:22,043 INFO L93 Difference]: Finished difference Result 1262 states and 1761 transitions. [2021-12-14 17:48:22,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-14 17:48:22,047 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (14), 5 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) Word has length 96 [2021-12-14 17:48:22,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:48:22,059 INFO L225 Difference]: With dead ends: 1262 [2021-12-14 17:48:22,059 INFO L226 Difference]: Without dead ends: 749 [2021-12-14 17:48:22,065 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2021-12-14 17:48:22,070 INFO L933 BasicCegarLoop]: 763 mSDtfsCounter, 642 mSDsluCounter, 3088 mSDsCounter, 0 mSdLazyCounter, 1241 mSolverCounterSat, 340 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 705 SdHoareTripleChecker+Valid, 3851 SdHoareTripleChecker+Invalid, 1581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 340 IncrementalHoareTripleChecker+Valid, 1241 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:48:22,071 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [705 Valid, 3851 Invalid, 1581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [340 Valid, 1241 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2021-12-14 17:48:22,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2021-12-14 17:48:22,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 717. [2021-12-14 17:48:22,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 717 states, 514 states have (on average 1.311284046692607) internal successors, (674), 519 states have internal predecessors, (674), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-14 17:48:22,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 717 states and 973 transitions. [2021-12-14 17:48:22,157 INFO L78 Accepts]: Start accepts. Automaton has 717 states and 973 transitions. Word has length 96 [2021-12-14 17:48:22,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:48:22,157 INFO L470 AbstractCegarLoop]: Abstraction has 717 states and 973 transitions. [2021-12-14 17:48:22,158 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (14), 5 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-14 17:48:22,158 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 973 transitions. [2021-12-14 17:48:22,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-12-14 17:48:22,167 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:48:22,167 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:48:22,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 17:48:22,168 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:48:22,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:48:22,168 INFO L85 PathProgramCache]: Analyzing trace with hash -2041568835, now seen corresponding path program 1 times [2021-12-14 17:48:22,168 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:48:22,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708494721] [2021-12-14 17:48:22,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:48:22,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:48:22,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:48:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-14 17:48:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 17:48:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 17:48:22,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-14 17:48:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:48:22,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-14 17:48:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:48:22,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-14 17:48:22,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-14 17:48:22,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:22,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:48:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:22,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-14 17:48:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:22,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-14 17:48:22,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-14 17:48:22,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:22,481 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-12-14 17:48:22,481 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:48:22,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708494721] [2021-12-14 17:48:22,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708494721] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:48:22,482 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:48:22,482 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 17:48:22,482 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473396702] [2021-12-14 17:48:22,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:48:22,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 17:48:22,491 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:48:22,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 17:48:22,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-14 17:48:22,492 INFO L87 Difference]: Start difference. First operand 717 states and 973 transitions. Second operand has 6 states, 6 states have (on average 16.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-14 17:48:24,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:48:24,528 INFO L93 Difference]: Finished difference Result 1434 states and 1959 transitions. [2021-12-14 17:48:24,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 17:48:24,528 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 166 [2021-12-14 17:48:24,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:48:24,534 INFO L225 Difference]: With dead ends: 1434 [2021-12-14 17:48:24,534 INFO L226 Difference]: Without dead ends: 749 [2021-12-14 17:48:24,536 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-14 17:48:24,537 INFO L933 BasicCegarLoop]: 571 mSDtfsCounter, 298 mSDsluCounter, 992 mSDsCounter, 0 mSdLazyCounter, 491 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 1563 SdHoareTripleChecker+Invalid, 798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:48:24,538 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [319 Valid, 1563 Invalid, 798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 491 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-12-14 17:48:24,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2021-12-14 17:48:24,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 719. [2021-12-14 17:48:24,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 719 states, 516 states have (on average 1.310077519379845) internal successors, (676), 521 states have internal predecessors, (676), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-14 17:48:24,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 975 transitions. [2021-12-14 17:48:24,577 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 975 transitions. Word has length 166 [2021-12-14 17:48:24,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:48:24,577 INFO L470 AbstractCegarLoop]: Abstraction has 719 states and 975 transitions. [2021-12-14 17:48:24,578 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-14 17:48:24,578 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 975 transitions. [2021-12-14 17:48:24,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-12-14 17:48:24,581 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:48:24,581 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:48:24,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-14 17:48:24,582 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:48:24,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:48:24,582 INFO L85 PathProgramCache]: Analyzing trace with hash 557447576, now seen corresponding path program 1 times [2021-12-14 17:48:24,582 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:48:24,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535917243] [2021-12-14 17:48:24,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:48:24,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:48:24,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:48:24,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-14 17:48:24,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 17:48:24,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 17:48:24,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-14 17:48:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-14 17:48:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-14 17:48:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-14 17:48:24,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:24,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:24,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:48:24,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-14 17:48:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-14 17:48:24,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:24,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:24,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:48:24,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:24,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-14 17:48:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-14 17:48:24,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:24,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-14 17:48:24,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:24,880 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-12-14 17:48:24,880 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:48:24,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535917243] [2021-12-14 17:48:24,881 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535917243] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 17:48:24,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1586426766] [2021-12-14 17:48:24,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:48:24,882 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:48:24,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:48:24,884 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 17:48:24,893 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-14 17:48:25,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:25,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 1926 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-14 17:48:25,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:48:25,550 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-12-14 17:48:25,550 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-14 17:48:25,550 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1586426766] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:48:25,550 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-14 17:48:25,550 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-12-14 17:48:25,550 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041389840] [2021-12-14 17:48:25,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:48:25,551 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:48:25,551 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:48:25,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:48:25,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-14 17:48:25,552 INFO L87 Difference]: Start difference. First operand 719 states and 975 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-14 17:48:25,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:48:25,606 INFO L93 Difference]: Finished difference Result 1407 states and 1915 transitions. [2021-12-14 17:48:25,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:48:25,607 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 175 [2021-12-14 17:48:25,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:48:25,612 INFO L225 Difference]: With dead ends: 1407 [2021-12-14 17:48:25,612 INFO L226 Difference]: Without dead ends: 720 [2021-12-14 17:48:25,614 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-14 17:48:25,620 INFO L933 BasicCegarLoop]: 613 mSDtfsCounter, 0 mSDsluCounter, 608 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1221 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:48:25,622 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1221 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:48:25,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2021-12-14 17:48:25,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 720. [2021-12-14 17:48:25,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 720 states, 517 states have (on average 1.309477756286267) internal successors, (677), 522 states have internal predecessors, (677), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-14 17:48:25,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 976 transitions. [2021-12-14 17:48:25,657 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 976 transitions. Word has length 175 [2021-12-14 17:48:25,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:48:25,657 INFO L470 AbstractCegarLoop]: Abstraction has 720 states and 976 transitions. [2021-12-14 17:48:25,657 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-14 17:48:25,657 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 976 transitions. [2021-12-14 17:48:25,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-12-14 17:48:25,660 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:48:25,660 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:48:25,682 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-14 17:48:25,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:48:25,868 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:48:25,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:48:25,868 INFO L85 PathProgramCache]: Analyzing trace with hash -1383134438, now seen corresponding path program 1 times [2021-12-14 17:48:25,869 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:48:25,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651500231] [2021-12-14 17:48:25,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:48:25,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:48:25,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:25,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:48:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:25,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-14 17:48:25,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:25,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 17:48:25,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:25,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 17:48:25,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:25,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-14 17:48:25,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:25,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-14 17:48:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:25,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-14 17:48:25,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:25,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-14 17:48:25,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:26,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:26,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:26,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:26,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:26,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:48:26,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:26,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-14 17:48:26,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:26,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-14 17:48:26,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:26,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:26,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:26,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:26,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:26,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:48:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:26,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:26,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-14 17:48:26,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:26,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:26,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:26,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-14 17:48:26,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:26,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:26,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:26,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-14 17:48:26,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:26,076 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-12-14 17:48:26,076 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:48:26,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651500231] [2021-12-14 17:48:26,077 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651500231] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 17:48:26,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1883718901] [2021-12-14 17:48:26,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:48:26,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:48:26,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:48:26,078 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 17:48:26,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-14 17:48:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:26,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 1929 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-14 17:48:26,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:48:26,780 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-12-14 17:48:26,780 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-14 17:48:26,781 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1883718901] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:48:26,781 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-14 17:48:26,781 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-12-14 17:48:26,781 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365553893] [2021-12-14 17:48:26,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:48:26,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:48:26,782 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:48:26,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:48:26,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-14 17:48:26,783 INFO L87 Difference]: Start difference. First operand 720 states and 976 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-14 17:48:26,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:48:26,805 INFO L93 Difference]: Finished difference Result 1432 states and 1953 transitions. [2021-12-14 17:48:26,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:48:26,806 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 175 [2021-12-14 17:48:26,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:48:26,809 INFO L225 Difference]: With dead ends: 1432 [2021-12-14 17:48:26,809 INFO L226 Difference]: Without dead ends: 744 [2021-12-14 17:48:26,811 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-14 17:48:26,811 INFO L933 BasicCegarLoop]: 619 mSDtfsCounter, 11 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 1228 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:48:26,811 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 1228 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:48:26,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2021-12-14 17:48:26,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 722. [2021-12-14 17:48:26,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 722 states, 519 states have (on average 1.3082851637764932) internal successors, (679), 524 states have internal predecessors, (679), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-14 17:48:26,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 978 transitions. [2021-12-14 17:48:26,835 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 978 transitions. Word has length 175 [2021-12-14 17:48:26,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:48:26,836 INFO L470 AbstractCegarLoop]: Abstraction has 722 states and 978 transitions. [2021-12-14 17:48:26,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-14 17:48:26,836 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 978 transitions. [2021-12-14 17:48:26,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-12-14 17:48:26,839 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:48:26,839 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:48:26,861 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-14 17:48:27,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-12-14 17:48:27,059 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:48:27,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:48:27,060 INFO L85 PathProgramCache]: Analyzing trace with hash -1426327949, now seen corresponding path program 1 times [2021-12-14 17:48:27,060 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:48:27,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403451083] [2021-12-14 17:48:27,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:48:27,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:48:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:48:27,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-14 17:48:27,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 17:48:27,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 17:48:27,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-14 17:48:27,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-14 17:48:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-14 17:48:27,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-14 17:48:27,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-14 17:48:27,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:27,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:48:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-14 17:48:27,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-14 17:48:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:48:27,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:27,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-14 17:48:27,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:27,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-14 17:48:27,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-14 17:48:27,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,315 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-12-14 17:48:27,315 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:48:27,315 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403451083] [2021-12-14 17:48:27,316 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403451083] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 17:48:27,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [229682762] [2021-12-14 17:48:27,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:48:27,316 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:48:27,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:48:27,317 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 17:48:27,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-14 17:48:27,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:27,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 2002 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-14 17:48:27,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:48:27,970 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-12-14 17:48:27,970 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-14 17:48:27,970 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [229682762] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:48:27,970 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-14 17:48:27,971 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-12-14 17:48:27,971 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43526689] [2021-12-14 17:48:27,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:48:27,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:48:27,971 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:48:27,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:48:27,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-14 17:48:27,972 INFO L87 Difference]: Start difference. First operand 722 states and 978 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-14 17:48:28,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:48:28,003 INFO L93 Difference]: Finished difference Result 1422 states and 1934 transitions. [2021-12-14 17:48:28,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:48:28,003 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 180 [2021-12-14 17:48:28,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:48:28,006 INFO L225 Difference]: With dead ends: 1422 [2021-12-14 17:48:28,006 INFO L226 Difference]: Without dead ends: 732 [2021-12-14 17:48:28,008 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-14 17:48:28,009 INFO L933 BasicCegarLoop]: 609 mSDtfsCounter, 9 mSDsluCounter, 603 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 1212 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:48:28,009 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 1212 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:48:28,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2021-12-14 17:48:28,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 724. [2021-12-14 17:48:28,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 724 states, 521 states have (on average 1.307101727447217) internal successors, (681), 526 states have internal predecessors, (681), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-14 17:48:28,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 980 transitions. [2021-12-14 17:48:28,026 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 980 transitions. Word has length 180 [2021-12-14 17:48:28,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:48:28,026 INFO L470 AbstractCegarLoop]: Abstraction has 724 states and 980 transitions. [2021-12-14 17:48:28,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-14 17:48:28,026 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 980 transitions. [2021-12-14 17:48:28,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-12-14 17:48:28,029 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:48:28,029 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:48:28,051 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-14 17:48:28,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:48:28,248 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:48:28,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:48:28,248 INFO L85 PathProgramCache]: Analyzing trace with hash -1903544546, now seen corresponding path program 1 times [2021-12-14 17:48:28,248 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:48:28,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738950788] [2021-12-14 17:48:28,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:48:28,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:48:28,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:48:28,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-14 17:48:28,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 17:48:28,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 17:48:28,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-14 17:48:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-14 17:48:28,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-14 17:48:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-14 17:48:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 17:48:28,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:28,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:48:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-14 17:48:28,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-14 17:48:28,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:28,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:28,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:48:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:28,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-14 17:48:28,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:28,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-14 17:48:28,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:28,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-14 17:48:28,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,456 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-12-14 17:48:28,456 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:48:28,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738950788] [2021-12-14 17:48:28,457 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738950788] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 17:48:28,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [8654816] [2021-12-14 17:48:28,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:48:28,457 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:48:28,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:48:28,458 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 17:48:28,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-14 17:48:28,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:28,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 2013 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-14 17:48:28,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:48:29,165 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-12-14 17:48:29,165 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-14 17:48:29,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [8654816] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:48:29,165 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-14 17:48:29,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-12-14 17:48:29,165 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986159231] [2021-12-14 17:48:29,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:48:29,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:48:29,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:48:29,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:48:29,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-14 17:48:29,166 INFO L87 Difference]: Start difference. First operand 724 states and 980 transitions. Second operand has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 3 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2021-12-14 17:48:29,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:48:29,204 INFO L93 Difference]: Finished difference Result 1597 states and 2195 transitions. [2021-12-14 17:48:29,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:48:29,205 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 3 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 184 [2021-12-14 17:48:29,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:48:29,208 INFO L225 Difference]: With dead ends: 1597 [2021-12-14 17:48:29,208 INFO L226 Difference]: Without dead ends: 905 [2021-12-14 17:48:29,210 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-14 17:48:29,212 INFO L933 BasicCegarLoop]: 666 mSDtfsCounter, 168 mSDsluCounter, 599 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 1265 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:48:29,212 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [190 Valid, 1265 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:48:29,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 905 states. [2021-12-14 17:48:29,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 905 to 750. [2021-12-14 17:48:29,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 750 states, 541 states have (on average 1.310536044362292) internal successors, (709), 546 states have internal predecessors, (709), 152 states have call successors, (152), 55 states have call predecessors, (152), 56 states have return successors, (159), 153 states have call predecessors, (159), 151 states have call successors, (159) [2021-12-14 17:48:29,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 750 states and 1020 transitions. [2021-12-14 17:48:29,230 INFO L78 Accepts]: Start accepts. Automaton has 750 states and 1020 transitions. Word has length 184 [2021-12-14 17:48:29,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:48:29,231 INFO L470 AbstractCegarLoop]: Abstraction has 750 states and 1020 transitions. [2021-12-14 17:48:29,231 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 3 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2021-12-14 17:48:29,232 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1020 transitions. [2021-12-14 17:48:29,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-12-14 17:48:29,235 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:48:29,235 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:48:29,257 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-14 17:48:29,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:48:29,451 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:48:29,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:48:29,451 INFO L85 PathProgramCache]: Analyzing trace with hash 1846550176, now seen corresponding path program 1 times [2021-12-14 17:48:29,451 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:48:29,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183730874] [2021-12-14 17:48:29,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:48:29,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:48:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:48:29,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-14 17:48:29,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 17:48:29,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 17:48:29,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-14 17:48:29,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-14 17:48:29,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-14 17:48:29,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-14 17:48:29,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 17:48:29,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:29,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:29,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:48:29,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-14 17:48:29,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-14 17:48:29,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:29,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:29,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-14 17:48:29,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:29,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-14 17:48:29,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:29,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-14 17:48:29,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:48:29,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-14 17:48:29,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:29,647 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-12-14 17:48:29,647 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:48:29,647 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183730874] [2021-12-14 17:48:29,647 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183730874] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 17:48:29,647 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [121371433] [2021-12-14 17:48:29,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:48:29,648 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:48:29,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:48:29,684 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 17:48:29,685 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-14 17:48:30,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:48:30,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 2014 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-14 17:48:30,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:48:30,460 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2021-12-14 17:48:30,460 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-14 17:48:30,461 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [121371433] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:48:30,461 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-14 17:48:30,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2021-12-14 17:48:30,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139344127] [2021-12-14 17:48:30,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:48:30,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:48:30,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:48:30,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:48:30,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-14 17:48:30,462 INFO L87 Difference]: Start difference. First operand 750 states and 1020 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2021-12-14 17:48:30,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:48:30,476 INFO L93 Difference]: Finished difference Result 750 states and 1020 transitions. [2021-12-14 17:48:30,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:48:30,476 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 184 [2021-12-14 17:48:30,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:48:30,477 INFO L225 Difference]: With dead ends: 750 [2021-12-14 17:48:30,477 INFO L226 Difference]: Without dead ends: 0 [2021-12-14 17:48:30,478 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-14 17:48:30,479 INFO L933 BasicCegarLoop]: 610 mSDtfsCounter, 462 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 462 SdHoareTripleChecker+Valid, 610 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:48:30,479 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [462 Valid, 610 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:48:30,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-14 17:48:30,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-14 17:48:30,480 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) [2021-12-14 17:48:30,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-14 17:48:30,480 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 184 [2021-12-14 17:48:30,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:48:30,480 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-14 17:48:30,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2021-12-14 17:48:30,481 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-14 17:48:30,481 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-14 17:48:30,483 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-14 17:48:30,505 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-14 17:48:30,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:48:30,701 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-14 17:48:31,884 INFO L861 garLoopResultBuilder]: At program point L4467(lines 4466 4468) the Hoare annotation is: true [2021-12-14 17:48:31,884 INFO L858 garLoopResultBuilder]: For program point copy_from_userFINAL(lines 3356 3379) no Hoare annotation was computed. [2021-12-14 17:48:31,884 INFO L861 garLoopResultBuilder]: At program point L3372(line 3372) the Hoare annotation is: true [2021-12-14 17:48:31,884 INFO L861 garLoopResultBuilder]: At program point L3370(line 3370) the Hoare annotation is: true [2021-12-14 17:48:31,884 INFO L858 garLoopResultBuilder]: For program point L3371(lines 3371 3375) no Hoare annotation was computed. [2021-12-14 17:48:31,885 INFO L858 garLoopResultBuilder]: For program point L3372-1(line 3372) no Hoare annotation was computed. [2021-12-14 17:48:31,885 INFO L861 garLoopResultBuilder]: At program point L3368(line 3368) the Hoare annotation is: true [2021-12-14 17:48:31,885 INFO L858 garLoopResultBuilder]: For program point L3370-1(line 3370) no Hoare annotation was computed. [2021-12-14 17:48:31,885 INFO L858 garLoopResultBuilder]: For program point L3371-2(lines 3367 3376) no Hoare annotation was computed. [2021-12-14 17:48:31,885 INFO L861 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 3356 3379) the Hoare annotation is: true [2021-12-14 17:48:31,885 INFO L858 garLoopResultBuilder]: For program point L3366(line 3366) no Hoare annotation was computed. [2021-12-14 17:48:31,885 INFO L858 garLoopResultBuilder]: For program point L3367(lines 3367 3376) no Hoare annotation was computed. [2021-12-14 17:48:31,885 INFO L858 garLoopResultBuilder]: For program point L3368-1(line 3368) no Hoare annotation was computed. [2021-12-14 17:48:31,885 INFO L861 garLoopResultBuilder]: At program point L3365-1(line 3365) the Hoare annotation is: true [2021-12-14 17:48:31,885 INFO L861 garLoopResultBuilder]: At program point L3365(line 3365) the Hoare annotation is: true [2021-12-14 17:48:31,885 INFO L858 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 3356 3379) no Hoare annotation was computed. [2021-12-14 17:48:31,886 INFO L861 garLoopResultBuilder]: At program point pi_releaseENTRY(lines 4538 4540) the Hoare annotation is: true [2021-12-14 17:48:31,886 INFO L858 garLoopResultBuilder]: For program point pi_releaseFINAL(lines 4538 4540) no Hoare annotation was computed. [2021-12-14 17:48:31,886 INFO L858 garLoopResultBuilder]: For program point pi_releaseEXIT(lines 4538 4540) no Hoare annotation was computed. [2021-12-14 17:48:31,886 INFO L858 garLoopResultBuilder]: For program point pi_initEXIT(lines 4528 4530) no Hoare annotation was computed. [2021-12-14 17:48:31,886 INFO L861 garLoopResultBuilder]: At program point pi_initENTRY(lines 4528 4530) the Hoare annotation is: true [2021-12-14 17:48:31,886 INFO L858 garLoopResultBuilder]: For program point pi_initFINAL(lines 4528 4530) no Hoare annotation was computed. [2021-12-14 17:48:31,886 INFO L861 garLoopResultBuilder]: At program point L4545(lines 4544 4546) the Hoare annotation is: true [2021-12-14 17:48:31,886 INFO L858 garLoopResultBuilder]: For program point write_regFINAL(lines 3477 3483) no Hoare annotation was computed. [2021-12-14 17:48:31,895 INFO L861 garLoopResultBuilder]: At program point write_regENTRY(lines 3477 3483) the Hoare annotation is: true [2021-12-14 17:48:31,896 INFO L858 garLoopResultBuilder]: For program point write_regEXIT(lines 3477 3483) no Hoare annotation was computed. [2021-12-14 17:48:31,897 INFO L858 garLoopResultBuilder]: For program point pg_sleepEXIT(lines 3490 3496) no Hoare annotation was computed. [2021-12-14 17:48:31,897 INFO L861 garLoopResultBuilder]: At program point L4553(lines 4552 4554) the Hoare annotation is: true [2021-12-14 17:48:31,897 INFO L861 garLoopResultBuilder]: At program point pg_sleepENTRY(lines 3490 3496) the Hoare annotation is: true [2021-12-14 17:48:31,897 INFO L858 garLoopResultBuilder]: For program point pg_sleepFINAL(lines 3490 3496) no Hoare annotation was computed. [2021-12-14 17:48:31,897 INFO L861 garLoopResultBuilder]: At program point pi_read_regrENTRY(lines 4535 4537) the Hoare annotation is: true [2021-12-14 17:48:31,897 INFO L858 garLoopResultBuilder]: For program point pi_read_regrFINAL(lines 4535 4537) no Hoare annotation was computed. [2021-12-14 17:48:31,897 INFO L858 garLoopResultBuilder]: For program point pi_read_regrEXIT(lines 4535 4537) no Hoare annotation was computed. [2021-12-14 17:48:31,897 INFO L861 garLoopResultBuilder]: At program point might_faultFINAL(lines 4508 4510) the Hoare annotation is: true [2021-12-14 17:48:31,897 INFO L858 garLoopResultBuilder]: For program point might_faultEXIT(lines 4508 4510) no Hoare annotation was computed. [2021-12-14 17:48:31,897 INFO L861 garLoopResultBuilder]: At program point pi_disconnectENTRY(lines 4524 4526) the Hoare annotation is: true [2021-12-14 17:48:31,897 INFO L858 garLoopResultBuilder]: For program point pi_disconnectFINAL(lines 4524 4526) no Hoare annotation was computed. [2021-12-14 17:48:31,897 INFO L858 garLoopResultBuilder]: For program point pi_disconnectEXIT(lines 4524 4526) no Hoare annotation was computed. [2021-12-14 17:48:31,897 INFO L858 garLoopResultBuilder]: For program point pg_probeEXIT(lines 3799 3832) no Hoare annotation was computed. [2021-12-14 17:48:31,897 INFO L858 garLoopResultBuilder]: For program point L3824(lines 3824 3828) no Hoare annotation was computed. [2021-12-14 17:48:31,897 INFO L858 garLoopResultBuilder]: For program point L3818(lines 3818 3821) no Hoare annotation was computed. [2021-12-14 17:48:31,898 INFO L861 garLoopResultBuilder]: At program point L3812(line 3812) the Hoare annotation is: true [2021-12-14 17:48:31,898 INFO L858 garLoopResultBuilder]: For program point L3810(line 3810) no Hoare annotation was computed. [2021-12-14 17:48:31,898 INFO L858 garLoopResultBuilder]: For program point L3812-1(line 3812) no Hoare annotation was computed. [2021-12-14 17:48:31,898 INFO L858 garLoopResultBuilder]: For program point pg_probeFINAL(lines 3799 3832) no Hoare annotation was computed. [2021-12-14 17:48:31,898 INFO L858 garLoopResultBuilder]: For program point L3806(lines 3806 3829) no Hoare annotation was computed. [2021-12-14 17:48:31,898 INFO L858 garLoopResultBuilder]: For program point L3806-2(lines 3806 3829) no Hoare annotation was computed. [2021-12-14 17:48:31,898 INFO L854 garLoopResultBuilder]: At program point pg_probeENTRY(lines 3799 3832) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-14 17:48:31,898 INFO L858 garLoopResultBuilder]: For program point L3825-1(line 3825) no Hoare annotation was computed. [2021-12-14 17:48:31,898 INFO L861 garLoopResultBuilder]: At program point L3825(line 3825) the Hoare annotation is: true [2021-12-14 17:48:31,898 INFO L858 garLoopResultBuilder]: For program point L3823-1(line 3823) no Hoare annotation was computed. [2021-12-14 17:48:31,898 INFO L854 garLoopResultBuilder]: At program point L3823(line 3823) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-14 17:48:31,898 INFO L861 garLoopResultBuilder]: At program point L3819(lines 3806 3822) the Hoare annotation is: true [2021-12-14 17:48:31,898 INFO L861 garLoopResultBuilder]: At program point L3817(lines 3806 3822) the Hoare annotation is: true [2021-12-14 17:48:31,899 INFO L858 garLoopResultBuilder]: For program point L3811(lines 3811 3815) no Hoare annotation was computed. [2021-12-14 17:48:31,899 INFO L858 garLoopResultBuilder]: For program point L3465-1(line 3465) no Hoare annotation was computed. [2021-12-14 17:48:31,899 INFO L861 garLoopResultBuilder]: At program point L3465(line 3465) the Hoare annotation is: true [2021-12-14 17:48:31,899 INFO L858 garLoopResultBuilder]: For program point status_regEXIT(lines 3461 3468) no Hoare annotation was computed. [2021-12-14 17:48:31,899 INFO L861 garLoopResultBuilder]: At program point status_regENTRY(lines 3461 3468) the Hoare annotation is: true [2021-12-14 17:48:31,899 INFO L858 garLoopResultBuilder]: For program point status_regFINAL(lines 3461 3468) no Hoare annotation was computed. [2021-12-14 17:48:31,899 INFO L861 garLoopResultBuilder]: At program point L3640(line 3640) the Hoare annotation is: true [2021-12-14 17:48:31,899 INFO L858 garLoopResultBuilder]: For program point L3640-1(line 3640) no Hoare annotation was computed. [2021-12-14 17:48:31,899 INFO L858 garLoopResultBuilder]: For program point L3636(lines 3636 3639) no Hoare annotation was computed. [2021-12-14 17:48:31,899 INFO L861 garLoopResultBuilder]: At program point L4532(lines 4531 4533) the Hoare annotation is: true [2021-12-14 17:48:31,899 INFO L861 garLoopResultBuilder]: At program point L3616(line 3616) the Hoare annotation is: true [2021-12-14 17:48:31,899 INFO L858 garLoopResultBuilder]: For program point L3616-1(line 3616) no Hoare annotation was computed. [2021-12-14 17:48:31,899 INFO L858 garLoopResultBuilder]: For program point L3612(line 3612) no Hoare annotation was computed. [2021-12-14 17:48:31,900 INFO L854 garLoopResultBuilder]: At program point L3608(line 3608) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-14 17:48:31,900 INFO L858 garLoopResultBuilder]: For program point L3608-1(line 3608) no Hoare annotation was computed. [2021-12-14 17:48:31,900 INFO L861 garLoopResultBuilder]: At program point L3637(lines 3607 3642) the Hoare annotation is: true [2021-12-14 17:48:31,900 INFO L858 garLoopResultBuilder]: For program point L3633-1(line 3633) no Hoare annotation was computed. [2021-12-14 17:48:31,900 INFO L861 garLoopResultBuilder]: At program point L3633(line 3633) the Hoare annotation is: true [2021-12-14 17:48:31,900 INFO L858 garLoopResultBuilder]: For program point L3613-1(line 3613) no Hoare annotation was computed. [2021-12-14 17:48:31,900 INFO L861 garLoopResultBuilder]: At program point L3613(line 3613) the Hoare annotation is: true [2021-12-14 17:48:31,900 INFO L861 garLoopResultBuilder]: At program point L3634(lines 3607 3642) the Hoare annotation is: true [2021-12-14 17:48:31,900 INFO L858 garLoopResultBuilder]: For program point pg_completionFINAL(lines 3597 3643) no Hoare annotation was computed. [2021-12-14 17:48:31,900 INFO L858 garLoopResultBuilder]: For program point L3626-1(lines 3626 3630) no Hoare annotation was computed. [2021-12-14 17:48:31,900 INFO L858 garLoopResultBuilder]: For program point L3622-1(lines 3607 3642) no Hoare annotation was computed. [2021-12-14 17:48:31,900 INFO L858 garLoopResultBuilder]: For program point L3618(lines 3618 3621) no Hoare annotation was computed. [2021-12-14 17:48:31,900 INFO L858 garLoopResultBuilder]: For program point L3618-2(lines 3607 3642) no Hoare annotation was computed. [2021-12-14 17:48:31,900 INFO L858 garLoopResultBuilder]: For program point L3635(line 3635) no Hoare annotation was computed. [2021-12-14 17:48:31,901 INFO L858 garLoopResultBuilder]: For program point pg_completionEXIT(lines 3597 3643) no Hoare annotation was computed. [2021-12-14 17:48:31,901 INFO L854 garLoopResultBuilder]: At program point pg_completionENTRY(lines 3597 3643) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-14 17:48:31,901 INFO L858 garLoopResultBuilder]: For program point L3627(line 3627) no Hoare annotation was computed. [2021-12-14 17:48:31,901 INFO L858 garLoopResultBuilder]: For program point L3627-2(line 3627) no Hoare annotation was computed. [2021-12-14 17:48:31,901 INFO L858 garLoopResultBuilder]: For program point L3619-1(line 3619) no Hoare annotation was computed. [2021-12-14 17:48:31,901 INFO L861 garLoopResultBuilder]: At program point L3619(line 3619) the Hoare annotation is: true [2021-12-14 17:48:31,901 INFO L858 garLoopResultBuilder]: For program point DRIVEFINAL(lines 3484 3489) no Hoare annotation was computed. [2021-12-14 17:48:31,901 INFO L858 garLoopResultBuilder]: For program point DRIVEEXIT(lines 3484 3489) no Hoare annotation was computed. [2021-12-14 17:48:31,901 INFO L861 garLoopResultBuilder]: At program point DRIVEENTRY(lines 3484 3489) the Hoare annotation is: true [2021-12-14 17:48:31,901 INFO L861 garLoopResultBuilder]: At program point L3392(line 3392) the Hoare annotation is: true [2021-12-14 17:48:31,901 INFO L858 garLoopResultBuilder]: For program point L3394-1(line 3394) no Hoare annotation was computed. [2021-12-14 17:48:31,902 INFO L858 garLoopResultBuilder]: For program point L3395-2(lines 3391 3400) no Hoare annotation was computed. [2021-12-14 17:48:31,902 INFO L858 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 3380 3403) no Hoare annotation was computed. [2021-12-14 17:48:31,902 INFO L861 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 3380 3403) the Hoare annotation is: true [2021-12-14 17:48:31,902 INFO L858 garLoopResultBuilder]: For program point L3390(line 3390) no Hoare annotation was computed. [2021-12-14 17:48:31,902 INFO L858 garLoopResultBuilder]: For program point L3391(lines 3391 3400) no Hoare annotation was computed. [2021-12-14 17:48:31,902 INFO L858 garLoopResultBuilder]: For program point L3392-1(line 3392) no Hoare annotation was computed. [2021-12-14 17:48:31,902 INFO L861 garLoopResultBuilder]: At program point L3389-1(line 3389) the Hoare annotation is: true [2021-12-14 17:48:31,902 INFO L861 garLoopResultBuilder]: At program point L3389(line 3389) the Hoare annotation is: true [2021-12-14 17:48:31,902 INFO L858 garLoopResultBuilder]: For program point copy_to_userFINAL(lines 3380 3403) no Hoare annotation was computed. [2021-12-14 17:48:31,902 INFO L861 garLoopResultBuilder]: At program point L4470(lines 4469 4471) the Hoare annotation is: true [2021-12-14 17:48:31,903 INFO L861 garLoopResultBuilder]: At program point L3396(line 3396) the Hoare annotation is: true [2021-12-14 17:48:31,903 INFO L861 garLoopResultBuilder]: At program point L3394(line 3394) the Hoare annotation is: true [2021-12-14 17:48:31,903 INFO L858 garLoopResultBuilder]: For program point L3395(lines 3395 3399) no Hoare annotation was computed. [2021-12-14 17:48:31,903 INFO L858 garLoopResultBuilder]: For program point L3396-1(line 3396) no Hoare annotation was computed. [2021-12-14 17:48:31,903 INFO L858 garLoopResultBuilder]: For program point L3520(lines 3520 3523) no Hoare annotation was computed. [2021-12-14 17:48:31,903 INFO L858 garLoopResultBuilder]: For program point pg_waitFINAL(lines 3497 3544) no Hoare annotation was computed. [2021-12-14 17:48:31,903 INFO L861 garLoopResultBuilder]: At program point L3516(line 3516) the Hoare annotation is: true [2021-12-14 17:48:31,903 INFO L861 garLoopResultBuilder]: At program point L3516-1(lines 3506 3543) the Hoare annotation is: true [2021-12-14 17:48:31,903 INFO L861 garLoopResultBuilder]: At program point L4464(lines 4463 4465) the Hoare annotation is: true [2021-12-14 17:48:31,903 INFO L858 garLoopResultBuilder]: For program point L3531(line 3531) no Hoare annotation was computed. [2021-12-14 17:48:31,903 INFO L858 garLoopResultBuilder]: For program point L3529(lines 3529 3533) no Hoare annotation was computed. [2021-12-14 17:48:31,904 INFO L858 garLoopResultBuilder]: For program point L3531-2(line 3531) no Hoare annotation was computed. [2021-12-14 17:48:31,904 INFO L858 garLoopResultBuilder]: For program point L3527-1(line 3527) no Hoare annotation was computed. [2021-12-14 17:48:31,904 INFO L854 garLoopResultBuilder]: At program point pg_waitENTRY(lines 3497 3544) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-14 17:48:31,904 INFO L861 garLoopResultBuilder]: At program point L3527(line 3527) the Hoare annotation is: true [2021-12-14 17:48:31,904 INFO L858 garLoopResultBuilder]: For program point L3529-2(lines 3525 3540) no Hoare annotation was computed. [2021-12-14 17:48:31,904 INFO L858 garLoopResultBuilder]: For program point L3525(lines 3525 3541) no Hoare annotation was computed. [2021-12-14 17:48:31,904 INFO L858 garLoopResultBuilder]: For program point pg_waitEXIT(lines 3497 3544) no Hoare annotation was computed. [2021-12-14 17:48:31,904 INFO L861 garLoopResultBuilder]: At program point L3521(lines 3506 3543) the Hoare annotation is: true [2021-12-14 17:48:31,904 INFO L858 garLoopResultBuilder]: For program point L3519(line 3519) no Hoare annotation was computed. [2021-12-14 17:48:31,904 INFO L858 garLoopResultBuilder]: For program point L3513(lines 3513 3517) no Hoare annotation was computed. [2021-12-14 17:48:31,905 INFO L858 garLoopResultBuilder]: For program point L3534-1(lines 3534 3537) no Hoare annotation was computed. [2021-12-14 17:48:31,905 INFO L861 garLoopResultBuilder]: At program point L3528(line 3528) the Hoare annotation is: true [2021-12-14 17:48:31,905 INFO L861 garLoopResultBuilder]: At program point L3526(line 3526) the Hoare annotation is: true [2021-12-14 17:48:31,905 INFO L858 garLoopResultBuilder]: For program point L3528-1(line 3528) no Hoare annotation was computed. [2021-12-14 17:48:31,905 INFO L858 garLoopResultBuilder]: For program point L3526-1(line 3526) no Hoare annotation was computed. [2021-12-14 17:48:31,905 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 3267 3273) no Hoare annotation was computed. [2021-12-14 17:48:31,905 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 3267 3273) the Hoare annotation is: true [2021-12-14 17:48:31,905 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3271) no Hoare annotation was computed. [2021-12-14 17:48:31,905 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 3267 3273) no Hoare annotation was computed. [2021-12-14 17:48:31,906 INFO L858 garLoopResultBuilder]: For program point pg_writeEXIT(lines 3955 4029) no Hoare annotation was computed. [2021-12-14 17:48:31,906 INFO L858 garLoopResultBuilder]: For program point L4012(lines 4012 4019) no Hoare annotation was computed. [2021-12-14 17:48:31,906 INFO L858 garLoopResultBuilder]: For program point L3975-1(line 3975) no Hoare annotation was computed. [2021-12-14 17:48:31,906 INFO L854 garLoopResultBuilder]: At program point L3975(line 3975) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-14 17:48:31,906 INFO L858 garLoopResultBuilder]: For program point L3971(lines 3971 3974) no Hoare annotation was computed. [2021-12-14 17:48:31,906 INFO L858 garLoopResultBuilder]: For program point pg_writeFINAL(lines 3955 4029) no Hoare annotation was computed. [2021-12-14 17:48:31,906 INFO L858 garLoopResultBuilder]: For program point L3967(lines 3967 3970) no Hoare annotation was computed. [2021-12-14 17:48:31,906 INFO L858 garLoopResultBuilder]: For program point L3992(lines 3992 4004) no Hoare annotation was computed. [2021-12-14 17:48:31,906 INFO L858 garLoopResultBuilder]: For program point L3988(lines 3988 3991) no Hoare annotation was computed. [2021-12-14 17:48:31,906 INFO L858 garLoopResultBuilder]: For program point L4021-1(lines 4021 4022) no Hoare annotation was computed. [2021-12-14 17:48:31,907 INFO L861 garLoopResultBuilder]: At program point L4021(lines 4021 4022) the Hoare annotation is: true [2021-12-14 17:48:31,907 INFO L854 garLoopResultBuilder]: At program point pg_writeENTRY(lines 3955 4029) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-14 17:48:31,907 INFO L858 garLoopResultBuilder]: For program point L3984(line 3984) no Hoare annotation was computed. [2021-12-14 17:48:31,907 INFO L858 garLoopResultBuilder]: For program point L3984-2(lines 3984 3987) no Hoare annotation was computed. [2021-12-14 17:48:31,907 INFO L858 garLoopResultBuilder]: For program point L3980(lines 3980 3983) no Hoare annotation was computed. [2021-12-14 17:48:31,907 INFO L858 garLoopResultBuilder]: For program point L4013(lines 4013 4016) no Hoare annotation was computed. [2021-12-14 17:48:31,907 INFO L858 garLoopResultBuilder]: For program point L3976(lines 3976 3979) no Hoare annotation was computed. [2021-12-14 17:48:31,907 INFO L858 garLoopResultBuilder]: For program point L4005(lines 4005 4008) no Hoare annotation was computed. [2021-12-14 17:48:31,907 INFO L858 garLoopResultBuilder]: For program point L3997-1(line 3997) no Hoare annotation was computed. [2021-12-14 17:48:31,907 INFO L854 garLoopResultBuilder]: At program point L3997(line 3997) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-14 17:48:31,908 INFO L858 garLoopResultBuilder]: For program point L3993(lines 3993 3996) no Hoare annotation was computed. [2021-12-14 17:48:31,908 INFO L858 garLoopResultBuilder]: For program point L3998(lines 3998 4001) no Hoare annotation was computed. [2021-12-14 17:48:31,908 INFO L858 garLoopResultBuilder]: For program point L4023(lines 4023 4026) no Hoare annotation was computed. [2021-12-14 17:48:31,908 INFO L858 garLoopResultBuilder]: For program point L4011-1(line 4011) no Hoare annotation was computed. [2021-12-14 17:48:31,908 INFO L861 garLoopResultBuilder]: At program point L4011(line 4011) the Hoare annotation is: true [2021-12-14 17:48:31,908 INFO L861 garLoopResultBuilder]: At program point pi_connectENTRY(lines 4521 4523) the Hoare annotation is: true [2021-12-14 17:48:31,908 INFO L858 garLoopResultBuilder]: For program point pi_connectEXIT(lines 4521 4523) no Hoare annotation was computed. [2021-12-14 17:48:31,908 INFO L858 garLoopResultBuilder]: For program point pi_connectFINAL(lines 4521 4523) no Hoare annotation was computed. [2021-12-14 17:48:31,908 INFO L858 garLoopResultBuilder]: For program point _copy_to_userEXIT(lines 4484 4486) no Hoare annotation was computed. [2021-12-14 17:48:31,908 INFO L861 garLoopResultBuilder]: At program point _copy_to_userENTRY(lines 4484 4486) the Hoare annotation is: true [2021-12-14 17:48:31,908 INFO L858 garLoopResultBuilder]: For program point _copy_to_userFINAL(lines 4484 4486) no Hoare annotation was computed. [2021-12-14 17:48:31,909 INFO L858 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 3274 3280) no Hoare annotation was computed. [2021-12-14 17:48:31,909 INFO L861 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 3274 3280) the Hoare annotation is: true [2021-12-14 17:48:31,909 INFO L858 garLoopResultBuilder]: For program point L3553-1(line 3553) no Hoare annotation was computed. [2021-12-14 17:48:31,909 INFO L854 garLoopResultBuilder]: At program point L3553(line 3553) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-14 17:48:31,909 INFO L858 garLoopResultBuilder]: For program point L3576(lines 3576 3590) no Hoare annotation was computed. [2021-12-14 17:48:31,909 INFO L858 garLoopResultBuilder]: For program point L3576-2(lines 3576 3590) no Hoare annotation was computed. [2021-12-14 17:48:31,909 INFO L858 garLoopResultBuilder]: For program point pg_commandEXIT(lines 3545 3596) no Hoare annotation was computed. [2021-12-14 17:48:31,909 INFO L861 garLoopResultBuilder]: At program point L3572(lines 3552 3595) the Hoare annotation is: true [2021-12-14 17:48:31,909 INFO L858 garLoopResultBuilder]: For program point L3570(lines 3570 3574) no Hoare annotation was computed. [2021-12-14 17:48:31,909 INFO L858 garLoopResultBuilder]: For program point L3564(line 3564) no Hoare annotation was computed. [2021-12-14 17:48:31,910 INFO L854 garLoopResultBuilder]: At program point L3562(line 3562) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-14 17:48:31,910 INFO L858 garLoopResultBuilder]: For program point L3593-1(line 3593) no Hoare annotation was computed. [2021-12-14 17:48:31,910 INFO L861 garLoopResultBuilder]: At program point L3593(line 3593) the Hoare annotation is: true [2021-12-14 17:48:31,910 INFO L858 garLoopResultBuilder]: For program point L3556(line 3556) no Hoare annotation was computed. [2021-12-14 17:48:31,910 INFO L854 garLoopResultBuilder]: At program point L3554(line 3554) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-14 17:48:31,910 INFO L858 garLoopResultBuilder]: For program point L3554-1(line 3554) no Hoare annotation was computed. [2021-12-14 17:48:31,910 INFO L854 garLoopResultBuilder]: At program point L3585(lines 3576 3589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-14 17:48:31,910 INFO L854 garLoopResultBuilder]: At program point L3583(lines 3576 3589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-14 17:48:31,910 INFO L858 garLoopResultBuilder]: For program point pg_commandFINAL(lines 3545 3596) no Hoare annotation was computed. [2021-12-14 17:48:31,910 INFO L858 garLoopResultBuilder]: For program point L3575-1(line 3575) no Hoare annotation was computed. [2021-12-14 17:48:31,910 INFO L854 garLoopResultBuilder]: At program point L3575(line 3575) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-14 17:48:31,919 INFO L858 garLoopResultBuilder]: For program point L3569-1(line 3569) no Hoare annotation was computed. [2021-12-14 17:48:31,919 INFO L854 garLoopResultBuilder]: At program point L3569(line 3569) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-14 17:48:31,919 INFO L858 garLoopResultBuilder]: For program point L3565(lines 3565 3568) no Hoare annotation was computed. [2021-12-14 17:48:31,919 INFO L854 garLoopResultBuilder]: At program point pg_commandENTRY(lines 3545 3596) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-14 17:48:31,920 INFO L854 garLoopResultBuilder]: At program point L3563(line 3563) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-14 17:48:31,920 INFO L854 garLoopResultBuilder]: At program point L3561-1(line 3561) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-14 17:48:31,920 INFO L854 garLoopResultBuilder]: At program point L3561(line 3561) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-14 17:48:31,920 INFO L858 garLoopResultBuilder]: For program point L3557(lines 3557 3560) no Hoare annotation was computed. [2021-12-14 17:48:31,920 INFO L854 garLoopResultBuilder]: At program point L3555-1(line 3555) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-14 17:48:31,920 INFO L854 garLoopResultBuilder]: At program point L3555(line 3555) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-14 17:48:31,920 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 3281 3286) no Hoare annotation was computed. [2021-12-14 17:48:31,920 INFO L861 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 3281 3286) the Hoare annotation is: true [2021-12-14 17:48:31,920 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 3281 3286) no Hoare annotation was computed. [2021-12-14 17:48:31,921 INFO L861 garLoopResultBuilder]: At program point clear_bitENTRY(lines 3149 3155) the Hoare annotation is: true [2021-12-14 17:48:31,921 INFO L858 garLoopResultBuilder]: For program point clear_bitFINAL(lines 3149 3155) no Hoare annotation was computed. [2021-12-14 17:48:31,921 INFO L858 garLoopResultBuilder]: For program point clear_bitEXIT(lines 3149 3155) no Hoare annotation was computed. [2021-12-14 17:48:31,921 INFO L858 garLoopResultBuilder]: For program point L3473-1(line 3473) no Hoare annotation was computed. [2021-12-14 17:48:31,921 INFO L861 garLoopResultBuilder]: At program point L3473(line 3473) the Hoare annotation is: true [2021-12-14 17:48:31,921 INFO L858 garLoopResultBuilder]: For program point read_regFINAL(lines 3469 3476) no Hoare annotation was computed. [2021-12-14 17:48:31,921 INFO L858 garLoopResultBuilder]: For program point read_regEXIT(lines 3469 3476) no Hoare annotation was computed. [2021-12-14 17:48:31,921 INFO L861 garLoopResultBuilder]: At program point read_regENTRY(lines 3469 3476) the Hoare annotation is: true [2021-12-14 17:48:31,921 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 3211 3213) the Hoare annotation is: true [2021-12-14 17:48:31,921 INFO L858 garLoopResultBuilder]: For program point L3212(line 3212) no Hoare annotation was computed. [2021-12-14 17:48:31,921 INFO L858 garLoopResultBuilder]: For program point L3212-2(lines 3211 3213) no Hoare annotation was computed. [2021-12-14 17:48:31,922 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 3211 3213) no Hoare annotation was computed. [2021-12-14 17:48:31,922 INFO L858 garLoopResultBuilder]: For program point ldv_unregister_chrdev_20EXIT(lines 4390 4397) no Hoare annotation was computed. [2021-12-14 17:48:31,922 INFO L854 garLoopResultBuilder]: At program point L4477(lines 4476 4478) the Hoare annotation is: (or (not (= |old(~ldv_state_variable_1~0)| 0)) (= ~ldv_state_variable_1~0 0)) [2021-12-14 17:48:31,922 INFO L854 garLoopResultBuilder]: At program point L3339(lines 3335 3341) the Hoare annotation is: (or (not (= |old(~ldv_state_variable_1~0)| 0)) (= ~ldv_state_variable_1~0 0)) [2021-12-14 17:48:31,922 INFO L854 garLoopResultBuilder]: At program point ldv_unregister_chrdev_20ENTRY(lines 4390 4397) the Hoare annotation is: (or (not (= |old(~ldv_state_variable_1~0)| 0)) (= ~ldv_state_variable_1~0 0)) [2021-12-14 17:48:31,922 INFO L858 garLoopResultBuilder]: For program point ldv_unregister_chrdev_20FINAL(lines 4390 4397) no Hoare annotation was computed. [2021-12-14 17:48:31,922 INFO L858 garLoopResultBuilder]: For program point L3714-1(line 3714) no Hoare annotation was computed. [2021-12-14 17:48:31,922 INFO L858 garLoopResultBuilder]: For program point L3673(lines 3673 3681) no Hoare annotation was computed. [2021-12-14 17:48:31,924 INFO L861 garLoopResultBuilder]: At program point L3702(lines 3695 3712) the Hoare annotation is: true [2021-12-14 17:48:31,924 INFO L861 garLoopResultBuilder]: At program point L3669(lines 3655 3716) the Hoare annotation is: true [2021-12-14 17:48:31,925 INFO L858 garLoopResultBuilder]: For program point L3665(line 3665) no Hoare annotation was computed. [2021-12-14 17:48:31,925 INFO L858 garLoopResultBuilder]: For program point L3694(line 3694) no Hoare annotation was computed. [2021-12-14 17:48:31,925 INFO L858 garLoopResultBuilder]: For program point L3661-1(line 3661) no Hoare annotation was computed. [2021-12-14 17:48:31,925 INFO L858 garLoopResultBuilder]: For program point L3694-2(line 3694) no Hoare annotation was computed. [2021-12-14 17:48:31,925 INFO L861 garLoopResultBuilder]: At program point L3661(line 3661) the Hoare annotation is: true [2021-12-14 17:48:31,925 INFO L861 garLoopResultBuilder]: At program point L3690(lines 3655 3716) the Hoare annotation is: true [2021-12-14 17:48:31,925 INFO L858 garLoopResultBuilder]: For program point L3686(line 3686) no Hoare annotation was computed. [2021-12-14 17:48:31,925 INFO L861 garLoopResultBuilder]: At program point L3682(lines 3655 3716) the Hoare annotation is: true [2021-12-14 17:48:31,925 INFO L861 garLoopResultBuilder]: At program point L3674(line 3674) the Hoare annotation is: true [2021-12-14 17:48:31,925 INFO L858 garLoopResultBuilder]: For program point L3707(lines 3707 3710) no Hoare annotation was computed. [2021-12-14 17:48:31,925 INFO L858 garLoopResultBuilder]: For program point L3674-1(line 3674) no Hoare annotation was computed. [2021-12-14 17:48:31,925 INFO L858 garLoopResultBuilder]: For program point L3707-2(lines 3707 3710) no Hoare annotation was computed. [2021-12-14 17:48:31,926 INFO L861 garLoopResultBuilder]: At program point L3662(line 3662) the Hoare annotation is: true [2021-12-14 17:48:31,926 INFO L858 garLoopResultBuilder]: For program point L3695(lines 3695 3713) no Hoare annotation was computed. [2021-12-14 17:48:31,926 INFO L858 garLoopResultBuilder]: For program point pg_resetFINAL(lines 3644 3717) no Hoare annotation was computed. [2021-12-14 17:48:31,926 INFO L858 garLoopResultBuilder]: For program point L3662-1(line 3662) no Hoare annotation was computed. [2021-12-14 17:48:31,926 INFO L858 garLoopResultBuilder]: For program point L3695-2(lines 3695 3713) no Hoare annotation was computed. [2021-12-14 17:48:31,926 INFO L858 garLoopResultBuilder]: For program point L3675(lines 3675 3679) no Hoare annotation was computed. [2021-12-14 17:48:31,926 INFO L861 garLoopResultBuilder]: At program point L3704(lines 3695 3712) the Hoare annotation is: true [2021-12-14 17:48:31,926 INFO L861 garLoopResultBuilder]: At program point L3663-1(line 3663) the Hoare annotation is: true [2021-12-14 17:48:31,926 INFO L861 garLoopResultBuilder]: At program point L3663(line 3663) the Hoare annotation is: true [2021-12-14 17:48:31,926 INFO L854 garLoopResultBuilder]: At program point pg_resetENTRY(lines 3644 3717) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-14 17:48:31,927 INFO L861 garLoopResultBuilder]: At program point L3688(lines 3655 3716) the Hoare annotation is: true [2021-12-14 17:48:31,927 INFO L858 garLoopResultBuilder]: For program point pg_resetEXIT(lines 3644 3717) no Hoare annotation was computed. [2021-12-14 17:48:31,927 INFO L861 garLoopResultBuilder]: At program point L3676(lines 3655 3716) the Hoare annotation is: true [2021-12-14 17:48:31,927 INFO L861 garLoopResultBuilder]: At program point L3664(line 3664) the Hoare annotation is: true [2021-12-14 17:48:31,927 INFO L861 garLoopResultBuilder]: At program point L3714(line 3714) the Hoare annotation is: true [2021-12-14 17:48:31,927 INFO L854 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 3215 3232) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-14 17:48:31,927 INFO L861 garLoopResultBuilder]: At program point L3228(line 3228) the Hoare annotation is: true [2021-12-14 17:48:31,927 INFO L861 garLoopResultBuilder]: At program point L3227-1(line 3227) the Hoare annotation is: true [2021-12-14 17:48:31,927 INFO L861 garLoopResultBuilder]: At program point L3227(line 3227) the Hoare annotation is: true [2021-12-14 17:48:31,927 INFO L858 garLoopResultBuilder]: For program point L3228-1(line 3228) no Hoare annotation was computed. [2021-12-14 17:48:31,927 INFO L858 garLoopResultBuilder]: For program point L3222(lines 3222 3230) no Hoare annotation was computed. [2021-12-14 17:48:31,927 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3215 3232) no Hoare annotation was computed. [2021-12-14 17:48:31,927 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3215 3232) no Hoare annotation was computed. [2021-12-14 17:48:31,927 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-14 17:48:31,927 INFO L861 garLoopResultBuilder]: At program point L3246(line 3246) the Hoare annotation is: true [2021-12-14 17:48:31,928 INFO L861 garLoopResultBuilder]: At program point L3245-1(line 3245) the Hoare annotation is: true [2021-12-14 17:48:31,928 INFO L861 garLoopResultBuilder]: At program point L3245(line 3245) the Hoare annotation is: true [2021-12-14 17:48:31,928 INFO L858 garLoopResultBuilder]: For program point L3246-1(line 3246) no Hoare annotation was computed. [2021-12-14 17:48:31,928 INFO L858 garLoopResultBuilder]: For program point L3240(lines 3240 3248) no Hoare annotation was computed. [2021-12-14 17:48:31,928 INFO L858 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 3233 3250) no Hoare annotation was computed. [2021-12-14 17:48:31,928 INFO L854 garLoopResultBuilder]: At program point ldv_zallocENTRY(lines 3233 3250) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|))) [2021-12-14 17:48:31,928 INFO L858 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 3233 3250) no Hoare annotation was computed. [2021-12-14 17:48:31,928 INFO L858 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 4480 4482) no Hoare annotation was computed. [2021-12-14 17:48:31,928 INFO L861 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 4480 4482) the Hoare annotation is: true [2021-12-14 17:48:31,928 INFO L858 garLoopResultBuilder]: For program point _copy_from_userFINAL(lines 4480 4482) no Hoare annotation was computed. [2021-12-14 17:48:31,928 INFO L854 garLoopResultBuilder]: At program point L4165(lines 4091 4167) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,928 INFO L858 garLoopResultBuilder]: For program point L4066(lines 4066 4069) no Hoare annotation was computed. [2021-12-14 17:48:31,928 INFO L854 garLoopResultBuilder]: At program point L4199(lines 4173 4205) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-12-14 17:48:31,928 INFO L858 garLoopResultBuilder]: For program point L3869-1(lines 3869 3870) no Hoare annotation was computed. [2021-12-14 17:48:31,928 INFO L854 garLoopResultBuilder]: At program point L3869(lines 3869 3870) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,928 INFO L858 garLoopResultBuilder]: For program point L4299(line 4299) no Hoare annotation was computed. [2021-12-14 17:48:31,928 INFO L861 garLoopResultBuilder]: At program point L4365(lines 4223 4367) the Hoare annotation is: true [2021-12-14 17:48:31,928 INFO L858 garLoopResultBuilder]: For program point L4267(lines 4267 4360) no Hoare annotation was computed. [2021-12-14 17:48:31,928 INFO L858 garLoopResultBuilder]: For program point L4300(lines 4300 4304) no Hoare annotation was computed. [2021-12-14 17:48:31,928 INFO L854 garLoopResultBuilder]: At program point L4201(lines 4173 4205) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-12-14 17:48:31,928 INFO L858 garLoopResultBuilder]: For program point L3871(lines 3871 3880) no Hoare annotation was computed. [2021-12-14 17:48:31,928 INFO L854 garLoopResultBuilder]: At program point L3442(line 3442) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,928 INFO L858 garLoopResultBuilder]: For program point L3442-1(line 3442) no Hoare annotation was computed. [2021-12-14 17:48:31,928 INFO L858 garLoopResultBuilder]: For program point L4268(line 4268) no Hoare annotation was computed. [2021-12-14 17:48:31,928 INFO L858 garLoopResultBuilder]: For program point L4103(lines 4103 4107) no Hoare annotation was computed. [2021-12-14 17:48:31,928 INFO L854 garLoopResultBuilder]: At program point L3872(line 3872) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,928 INFO L858 garLoopResultBuilder]: For program point L3872-1(line 3872) no Hoare annotation was computed. [2021-12-14 17:48:31,929 INFO L861 garLoopResultBuilder]: At program point L4500(lines 4499 4501) the Hoare annotation is: true [2021-12-14 17:48:31,929 INFO L858 garLoopResultBuilder]: For program point L4269(lines 4269 4322) no Hoare annotation was computed. [2021-12-14 17:48:31,929 INFO L854 garLoopResultBuilder]: At program point L3939(lines 3906 3942) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,929 INFO L858 garLoopResultBuilder]: For program point L3873(lines 3873 3878) no Hoare annotation was computed. [2021-12-14 17:48:31,929 INFO L858 garLoopResultBuilder]: For program point L4336(line 4336) no Hoare annotation was computed. [2021-12-14 17:48:31,929 INFO L854 garLoopResultBuilder]: At program point L4138(line 4138) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,929 INFO L854 garLoopResultBuilder]: At program point L4204(lines 4168 4206) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-12-14 17:48:31,929 INFO L858 garLoopResultBuilder]: For program point L4138-1(line 4138) no Hoare annotation was computed. [2021-12-14 17:48:31,929 INFO L858 garLoopResultBuilder]: For program point L4403(lines 4403 4406) no Hoare annotation was computed. [2021-12-14 17:48:31,929 INFO L858 garLoopResultBuilder]: For program point L4271(lines 4271 4319) no Hoare annotation was computed. [2021-12-14 17:48:31,929 INFO L858 garLoopResultBuilder]: For program point L4337(lines 4337 4349) no Hoare annotation was computed. [2021-12-14 17:48:31,929 INFO L858 garLoopResultBuilder]: For program point L4139(lines 4139 4144) no Hoare annotation was computed. [2021-12-14 17:48:31,929 INFO L854 garLoopResultBuilder]: At program point L3941(lines 3898 3943) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,929 INFO L854 garLoopResultBuilder]: At program point L4503(lines 4502 4504) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-14 17:48:31,929 INFO L858 garLoopResultBuilder]: For program point L4272(line 4272) no Hoare annotation was computed. [2021-12-14 17:48:31,929 INFO L854 garLoopResultBuilder]: At program point L4074(line 4074) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,929 INFO L858 garLoopResultBuilder]: For program point L4074-1(line 4074) no Hoare annotation was computed. [2021-12-14 17:48:31,929 INFO L858 garLoopResultBuilder]: For program point L4339(lines 4339 4342) no Hoare annotation was computed. [2021-12-14 17:48:31,929 INFO L858 garLoopResultBuilder]: For program point L4306(line 4306) no Hoare annotation was computed. [2021-12-14 17:48:31,929 INFO L854 garLoopResultBuilder]: At program point L4405(line 4405) the Hoare annotation is: false [2021-12-14 17:48:31,929 INFO L854 garLoopResultBuilder]: At program point L4405-1(lines 4400 4409) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,929 INFO L858 garLoopResultBuilder]: For program point L4273-2(lines 4271 4319) no Hoare annotation was computed. [2021-12-14 17:48:31,929 INFO L858 garLoopResultBuilder]: For program point L4273(lines 4273 4277) no Hoare annotation was computed. [2021-12-14 17:48:31,929 INFO L858 garLoopResultBuilder]: For program point L4339-2(lines 4337 4348) no Hoare annotation was computed. [2021-12-14 17:48:31,929 INFO L858 garLoopResultBuilder]: For program point L4042(lines 4042 4045) no Hoare annotation was computed. [2021-12-14 17:48:31,929 INFO L858 garLoopResultBuilder]: For program point L4075(lines 4075 4078) no Hoare annotation was computed. [2021-12-14 17:48:31,929 INFO L858 garLoopResultBuilder]: For program point L3877-1(line 3877) no Hoare annotation was computed. [2021-12-14 17:48:31,929 INFO L854 garLoopResultBuilder]: At program point L3877(line 3877) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,930 INFO L858 garLoopResultBuilder]: For program point L3448(lines 3448 3451) no Hoare annotation was computed. [2021-12-14 17:48:31,930 INFO L858 garLoopResultBuilder]: For program point L3448-2(lines 3448 3451) no Hoare annotation was computed. [2021-12-14 17:48:31,930 INFO L858 garLoopResultBuilder]: For program point L4307(lines 4307 4315) no Hoare annotation was computed. [2021-12-14 17:48:31,930 INFO L854 garLoopResultBuilder]: At program point L4274(line 4274) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,930 INFO L858 garLoopResultBuilder]: For program point L4274-1(line 4274) no Hoare annotation was computed. [2021-12-14 17:48:31,930 INFO L854 garLoopResultBuilder]: At program point L4142(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,930 INFO L854 garLoopResultBuilder]: At program point L4374(lines 4369 4376) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,930 INFO L858 garLoopResultBuilder]: For program point L4110(lines 4110 4114) no Hoare annotation was computed. [2021-12-14 17:48:31,930 INFO L858 garLoopResultBuilder]: For program point L3912(line 3912) no Hoare annotation was computed. [2021-12-14 17:48:31,930 INFO L858 garLoopResultBuilder]: For program point L3912-2(lines 3912 3916) no Hoare annotation was computed. [2021-12-14 17:48:31,930 INFO L854 garLoopResultBuilder]: At program point L4474(lines 4473 4475) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,930 INFO L854 garLoopResultBuilder]: At program point L3318(lines 3315 3320) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,930 INFO L858 garLoopResultBuilder]: For program point L4309(lines 4309 4313) no Hoare annotation was computed. [2021-12-14 17:48:31,930 INFO L858 garLoopResultBuilder]: For program point L3847-1(lines 3843 3896) no Hoare annotation was computed. [2021-12-14 17:48:31,930 INFO L858 garLoopResultBuilder]: For program point L3847(lines 3847 3889) no Hoare annotation was computed. [2021-12-14 17:48:31,930 INFO L858 garLoopResultBuilder]: For program point L4178(lines 4178 4181) no Hoare annotation was computed. [2021-12-14 17:48:31,930 INFO L858 garLoopResultBuilder]: For program point L4178-2(lines 4178 4181) no Hoare annotation was computed. [2021-12-14 17:48:31,930 INFO L858 garLoopResultBuilder]: For program point L4046(lines 4046 4049) no Hoare annotation was computed. [2021-12-14 17:48:31,930 INFO L858 garLoopResultBuilder]: For program point L4079(lines 4079 4087) no Hoare annotation was computed. [2021-12-14 17:48:31,930 INFO L858 garLoopResultBuilder]: For program point L4079-2(lines 4079 4087) no Hoare annotation was computed. [2021-12-14 17:48:31,930 INFO L854 garLoopResultBuilder]: At program point L3848(lines 3848 3849) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-12-14 17:48:31,930 INFO L854 garLoopResultBuilder]: At program point L3881(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,930 INFO L858 garLoopResultBuilder]: For program point L3848-1(lines 3848 3849) no Hoare annotation was computed. [2021-12-14 17:48:31,930 INFO L854 garLoopResultBuilder]: At program point L4245(line 4245) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-14 17:48:31,930 INFO L858 garLoopResultBuilder]: For program point L4245-1(line 4245) no Hoare annotation was computed. [2021-12-14 17:48:31,930 INFO L854 garLoopResultBuilder]: At program point L4080(lines 4080 4081) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,930 INFO L858 garLoopResultBuilder]: For program point L4080-1(lines 4080 4081) no Hoare annotation was computed. [2021-12-14 17:48:31,931 INFO L854 garLoopResultBuilder]: At program point L3453(lines 3434 3459) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,931 INFO L854 garLoopResultBuilder]: At program point L4279(line 4279) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,931 INFO L858 garLoopResultBuilder]: For program point L4279-1(line 4279) no Hoare annotation was computed. [2021-12-14 17:48:31,931 INFO L861 garLoopResultBuilder]: At program point L4345(lines 4244 4366) the Hoare annotation is: true [2021-12-14 17:48:31,931 INFO L858 garLoopResultBuilder]: For program point L3850(lines 3850 3859) no Hoare annotation was computed. [2021-12-14 17:48:31,931 INFO L858 garLoopResultBuilder]: For program point L4082(lines 4082 4085) no Hoare annotation was computed. [2021-12-14 17:48:31,931 INFO L854 garLoopResultBuilder]: At program point L3884(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,931 INFO L858 garLoopResultBuilder]: For program point L3851-1(line 3851) no Hoare annotation was computed. [2021-12-14 17:48:31,931 INFO L854 garLoopResultBuilder]: At program point L3851(line 3851) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-12-14 17:48:31,931 INFO L854 garLoopResultBuilder]: At program point L4512(lines 4511 4513) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,931 INFO L854 garLoopResultBuilder]: At program point L3455(lines 3434 3459) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,931 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-14 17:48:31,931 INFO L858 garLoopResultBuilder]: For program point L3191-1(line 3191) no Hoare annotation was computed. [2021-12-14 17:48:31,931 INFO L854 garLoopResultBuilder]: At program point L3191(line 3191) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,931 INFO L858 garLoopResultBuilder]: For program point L4116(lines 4116 4134) no Hoare annotation was computed. [2021-12-14 17:48:31,931 INFO L854 garLoopResultBuilder]: At program point L3191-2(lines 3189 3192) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,931 INFO L858 garLoopResultBuilder]: For program point L4149(lines 4149 4153) no Hoare annotation was computed. [2021-12-14 17:48:31,931 INFO L858 garLoopResultBuilder]: For program point L4149-2(lines 4149 4153) no Hoare annotation was computed. [2021-12-14 17:48:31,931 INFO L858 garLoopResultBuilder]: For program point L3951-1(line 3951) no Hoare annotation was computed. [2021-12-14 17:48:31,931 INFO L858 garLoopResultBuilder]: For program point L3918(lines 3918 3922) no Hoare annotation was computed. [2021-12-14 17:48:31,931 INFO L854 garLoopResultBuilder]: At program point L3951(line 3951) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,931 INFO L858 garLoopResultBuilder]: For program point L3852(lines 3852 3857) no Hoare annotation was computed. [2021-12-14 17:48:31,931 INFO L858 garLoopResultBuilder]: For program point L4216-1(line 4216) no Hoare annotation was computed. [2021-12-14 17:48:31,931 INFO L861 garLoopResultBuilder]: At program point L4183(lines 4173 4205) the Hoare annotation is: true [2021-12-14 17:48:31,931 INFO L854 garLoopResultBuilder]: At program point L4216(line 4216) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,931 INFO L858 garLoopResultBuilder]: For program point L4051-1(line 4051) no Hoare annotation was computed. [2021-12-14 17:48:31,931 INFO L854 garLoopResultBuilder]: At program point L4051(line 4051) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,931 INFO L854 garLoopResultBuilder]: At program point L3952(lines 3944 3954) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,932 INFO L854 garLoopResultBuilder]: At program point L3886(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,932 INFO L858 garLoopResultBuilder]: For program point L4052(lines 4052 4058) no Hoare annotation was computed. [2021-12-14 17:48:31,932 INFO L858 garLoopResultBuilder]: For program point L4052-2(lines 4052 4058) no Hoare annotation was computed. [2021-12-14 17:48:31,932 INFO L854 garLoopResultBuilder]: At program point L4515(lines 4514 4516) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,932 INFO L854 garLoopResultBuilder]: At program point L3458(lines 3429 3460) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,932 INFO L854 garLoopResultBuilder]: At program point L4251(line 4251) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-14 17:48:31,932 INFO L858 garLoopResultBuilder]: For program point L4251-1(line 4251) no Hoare annotation was computed. [2021-12-14 17:48:31,932 INFO L854 garLoopResultBuilder]: At program point L4218(line 4218) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,932 INFO L858 garLoopResultBuilder]: For program point L4317(line 4317) no Hoare annotation was computed. [2021-12-14 17:48:31,932 INFO L858 garLoopResultBuilder]: For program point L4284(line 4284) no Hoare annotation was computed. [2021-12-14 17:48:31,932 INFO L861 garLoopResultBuilder]: At program point L4185(lines 4173 4205) the Hoare annotation is: true [2021-12-14 17:48:31,932 INFO L858 garLoopResultBuilder]: For program point L4218-1(line 4218) no Hoare annotation was computed. [2021-12-14 17:48:31,932 INFO L858 garLoopResultBuilder]: For program point L4053(lines 4053 4056) no Hoare annotation was computed. [2021-12-14 17:48:31,932 INFO L858 garLoopResultBuilder]: For program point L4351(line 4351) no Hoare annotation was computed. [2021-12-14 17:48:31,932 INFO L861 garLoopResultBuilder]: At program point L4318(line 4318) the Hoare annotation is: true [2021-12-14 17:48:31,932 INFO L858 garLoopResultBuilder]: For program point L4285(lines 4285 4290) no Hoare annotation was computed. [2021-12-14 17:48:31,932 INFO L854 garLoopResultBuilder]: At program point L3162(lines 3156 3164) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,932 INFO L854 garLoopResultBuilder]: At program point L3856(line 3856) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-12-14 17:48:31,932 INFO L858 garLoopResultBuilder]: For program point L3856-1(line 3856) no Hoare annotation was computed. [2021-12-14 17:48:31,932 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-14 17:48:31,932 INFO L861 garLoopResultBuilder]: At program point L4352(line 4352) the Hoare annotation is: true [2021-12-14 17:48:31,932 INFO L854 garLoopResultBuilder]: At program point L4220(lines 4211 4222) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,932 INFO L854 garLoopResultBuilder]: At program point L4088(lines 4030 4090) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,932 INFO L858 garLoopResultBuilder]: For program point L3923(lines 3923 3927) no Hoare annotation was computed. [2021-12-14 17:48:31,932 INFO L854 garLoopResultBuilder]: At program point L3923-2(lines 3923 3927) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,932 INFO L858 garLoopResultBuilder]: For program point L4122(lines 4122 4125) no Hoare annotation was computed. [2021-12-14 17:48:31,932 INFO L854 garLoopResultBuilder]: At program point L4155(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,932 INFO L858 garLoopResultBuilder]: For program point L4122-2(lines 4122 4125) no Hoare annotation was computed. [2021-12-14 17:48:31,932 INFO L854 garLoopResultBuilder]: At program point L3924(line 3924) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,933 INFO L858 garLoopResultBuilder]: For program point L3924-1(line 3924) no Hoare annotation was computed. [2021-12-14 17:48:31,933 INFO L854 garLoopResultBuilder]: At program point L4519(lines 4518 4520) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,933 INFO L854 garLoopResultBuilder]: At program point L4387(lines 4377 4389) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,933 INFO L854 garLoopResultBuilder]: At program point L3330(lines 3324 3332) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,933 INFO L858 garLoopResultBuilder]: For program point L4189-1(line 4189) no Hoare annotation was computed. [2021-12-14 17:48:31,933 INFO L861 garLoopResultBuilder]: At program point L4189(line 4189) the Hoare annotation is: true [2021-12-14 17:48:31,933 INFO L858 garLoopResultBuilder]: For program point L4123-1(line 4123) no Hoare annotation was computed. [2021-12-14 17:48:31,933 INFO L854 garLoopResultBuilder]: At program point L4123(line 4123) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,933 INFO L854 garLoopResultBuilder]: At program point L3199(lines 3194 3201) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,933 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-14 17:48:31,933 INFO L854 garLoopResultBuilder]: At program point L4157(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,933 INFO L861 garLoopResultBuilder]: At program point L4488(lines 4487 4489) the Hoare annotation is: true [2021-12-14 17:48:31,933 INFO L854 garLoopResultBuilder]: At program point L4257(line 4257) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-14 17:48:31,933 INFO L858 garLoopResultBuilder]: For program point L4257-1(line 4257) no Hoare annotation was computed. [2021-12-14 17:48:31,933 INFO L858 garLoopResultBuilder]: For program point L4324(line 4324) no Hoare annotation was computed. [2021-12-14 17:48:31,933 INFO L858 garLoopResultBuilder]: For program point L3928(line 3928) no Hoare annotation was computed. [2021-12-14 17:48:31,933 INFO L854 garLoopResultBuilder]: At program point L3895(lines 3833 3897) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,933 INFO L858 garLoopResultBuilder]: For program point L4556(lines 4556 4558) no Hoare annotation was computed. [2021-12-14 17:48:31,933 INFO L858 garLoopResultBuilder]: For program point L4358(line 4358) no Hoare annotation was computed. [2021-12-14 17:48:31,933 INFO L854 garLoopResultBuilder]: At program point L4259(line 4259) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-14 17:48:31,933 INFO L858 garLoopResultBuilder]: For program point L4259-1(line 4259) no Hoare annotation was computed. [2021-12-14 17:48:31,933 INFO L858 garLoopResultBuilder]: For program point L4325(lines 4325 4356) no Hoare annotation was computed. [2021-12-14 17:48:31,933 INFO L858 garLoopResultBuilder]: For program point L4292(line 4292) no Hoare annotation was computed. [2021-12-14 17:48:31,933 INFO L854 garLoopResultBuilder]: At program point L4127(lines 4116 4133) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,933 INFO L861 garLoopResultBuilder]: At program point L4359(line 4359) the Hoare annotation is: true [2021-12-14 17:48:31,933 INFO L858 garLoopResultBuilder]: For program point L4293(lines 4293 4297) no Hoare annotation was computed. [2021-12-14 17:48:31,933 INFO L858 garLoopResultBuilder]: For program point L4194(lines 4194 4197) no Hoare annotation was computed. [2021-12-14 17:48:31,933 INFO L858 garLoopResultBuilder]: For program point L4194-2(lines 4194 4197) no Hoare annotation was computed. [2021-12-14 17:48:31,934 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-14 17:48:31,934 INFO L854 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,934 INFO L858 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-12-14 17:48:31,934 INFO L858 garLoopResultBuilder]: For program point L4327(lines 4327 4353) no Hoare annotation was computed. [2021-12-14 17:48:31,934 INFO L858 garLoopResultBuilder]: For program point L4195-1(line 4195) no Hoare annotation was computed. [2021-12-14 17:48:31,934 INFO L854 garLoopResultBuilder]: At program point L4195(line 4195) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-12-14 17:48:31,935 INFO L854 garLoopResultBuilder]: At program point L4129(lines 4116 4133) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,935 INFO L858 garLoopResultBuilder]: For program point L4063-1(lines 4063 4071) no Hoare annotation was computed. [2021-12-14 17:48:31,935 INFO L858 garLoopResultBuilder]: For program point L4063(lines 4063 4071) no Hoare annotation was computed. [2021-12-14 17:48:31,935 INFO L858 garLoopResultBuilder]: For program point L3931(lines 3931 3937) no Hoare annotation was computed. [2021-12-14 17:48:31,935 INFO L858 garLoopResultBuilder]: For program point L3865(lines 3865 3868) no Hoare annotation was computed. [2021-12-14 17:48:31,935 INFO L854 garLoopResultBuilder]: At program point L4361(lines 4244 4366) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,936 INFO L858 garLoopResultBuilder]: For program point L4328(line 4328) no Hoare annotation was computed. [2021-12-14 17:48:31,936 INFO L854 garLoopResultBuilder]: At program point L4163(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,936 INFO L854 garLoopResultBuilder]: At program point L3932(line 3932) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,936 INFO L858 garLoopResultBuilder]: For program point L3932-1(line 3932) no Hoare annotation was computed. [2021-12-14 17:48:31,936 INFO L861 garLoopResultBuilder]: At program point L4494(lines 4493 4495) the Hoare annotation is: true [2021-12-14 17:48:31,936 INFO L854 garLoopResultBuilder]: At program point L4461-2(lines 4460 4462) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,936 INFO L854 garLoopResultBuilder]: At program point L4461(line 4461) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,936 INFO L858 garLoopResultBuilder]: For program point L4461-1(line 4461) no Hoare annotation was computed. [2021-12-14 17:48:31,936 INFO L858 garLoopResultBuilder]: For program point L4329(lines 4329 4334) no Hoare annotation was computed. [2021-12-14 17:48:31,936 INFO L854 garLoopResultBuilder]: At program point L3173(lines 3170 3175) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-14 17:48:31,936 INFO L861 garLoopResultBuilder]: At program point L3745(lines 3726 3754) the Hoare annotation is: true [2021-12-14 17:48:31,937 INFO L858 garLoopResultBuilder]: For program point xsFINAL(lines 3718 3755) no Hoare annotation was computed. [2021-12-14 17:48:31,937 INFO L861 garLoopResultBuilder]: At program point L3743(lines 3726 3754) the Hoare annotation is: true [2021-12-14 17:48:31,937 INFO L858 garLoopResultBuilder]: For program point xsEXIT(lines 3718 3755) no Hoare annotation was computed. [2021-12-14 17:48:31,937 INFO L854 garLoopResultBuilder]: At program point xsENTRY(lines 3718 3755) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-14 17:48:31,937 INFO L858 garLoopResultBuilder]: For program point L3734(lines 3734 3741) no Hoare annotation was computed. [2021-12-14 17:48:31,937 INFO L858 garLoopResultBuilder]: For program point L3734-2(lines 3734 3741) no Hoare annotation was computed. [2021-12-14 17:48:31,937 INFO L858 garLoopResultBuilder]: For program point L3748(lines 3748 3751) no Hoare annotation was computed. [2021-12-14 17:48:31,937 INFO L858 garLoopResultBuilder]: For program point L3748-2(lines 3748 3751) no Hoare annotation was computed. [2021-12-14 17:48:31,937 INFO L858 garLoopResultBuilder]: For program point pg_identifyEXIT(lines 3756 3798) no Hoare annotation was computed. [2021-12-14 17:48:31,937 INFO L854 garLoopResultBuilder]: At program point pg_identifyENTRY(lines 3756 3798) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-14 17:48:31,937 INFO L861 garLoopResultBuilder]: At program point L3790(line 3790) the Hoare annotation is: true [2021-12-14 17:48:31,938 INFO L858 garLoopResultBuilder]: For program point L3791(line 3791) no Hoare annotation was computed. [2021-12-14 17:48:31,938 INFO L858 garLoopResultBuilder]: For program point L3789(lines 3789 3795) no Hoare annotation was computed. [2021-12-14 17:48:31,938 INFO L861 garLoopResultBuilder]: At program point L3790-1(line 3790) the Hoare annotation is: true [2021-12-14 17:48:31,938 INFO L858 garLoopResultBuilder]: For program point L3789-2(lines 3789 3795) no Hoare annotation was computed. [2021-12-14 17:48:31,938 INFO L861 garLoopResultBuilder]: At program point L3784(line 3784) the Hoare annotation is: true [2021-12-14 17:48:31,938 INFO L858 garLoopResultBuilder]: For program point L3785(lines 3785 3788) no Hoare annotation was computed. [2021-12-14 17:48:31,938 INFO L858 garLoopResultBuilder]: For program point L3784-1(line 3784) no Hoare annotation was computed. [2021-12-14 17:48:31,938 INFO L858 garLoopResultBuilder]: For program point L3780(lines 3780 3783) no Hoare annotation was computed. [2021-12-14 17:48:31,938 INFO L858 garLoopResultBuilder]: For program point pg_identifyFINAL(lines 3756 3798) no Hoare annotation was computed. [2021-12-14 17:48:31,938 INFO L858 garLoopResultBuilder]: For program point L3779-1(line 3779) no Hoare annotation was computed. [2021-12-14 17:48:31,938 INFO L861 garLoopResultBuilder]: At program point L3779(line 3779) the Hoare annotation is: true [2021-12-14 17:48:31,939 INFO L858 garLoopResultBuilder]: For program point pi_write_blockEXIT(lines 4541 4543) no Hoare annotation was computed. [2021-12-14 17:48:31,939 INFO L861 garLoopResultBuilder]: At program point pi_write_blockENTRY(lines 4541 4543) the Hoare annotation is: true [2021-12-14 17:48:31,939 INFO L858 garLoopResultBuilder]: For program point pi_write_blockFINAL(lines 4541 4543) no Hoare annotation was computed. [2021-12-14 17:48:31,939 INFO L861 garLoopResultBuilder]: At program point L3180(line 3180) the Hoare annotation is: true [2021-12-14 17:48:31,939 INFO L861 garLoopResultBuilder]: At program point IS_ERRENTRY(lines 3176 3183) the Hoare annotation is: true [2021-12-14 17:48:31,939 INFO L858 garLoopResultBuilder]: For program point IS_ERRFINAL(lines 3176 3183) no Hoare annotation was computed. [2021-12-14 17:48:31,939 INFO L858 garLoopResultBuilder]: For program point L3180-1(line 3180) no Hoare annotation was computed. [2021-12-14 17:48:31,939 INFO L858 garLoopResultBuilder]: For program point IS_ERREXIT(lines 3176 3183) no Hoare annotation was computed. [2021-12-14 17:48:31,942 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:48:31,943 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-14 17:48:31,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 05:48:31 BoogieIcfgContainer [2021-12-14 17:48:31,958 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-14 17:48:31,958 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-14 17:48:31,958 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-14 17:48:31,959 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-14 17:48:31,959 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:48:17" (3/4) ... [2021-12-14 17:48:31,961 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-14 17:48:31,966 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2021-12-14 17:48:31,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_release [2021-12-14 17:48:31,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_init [2021-12-14 17:48:31,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2021-12-14 17:48:31,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2021-12-14 17:48:31,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_regr [2021-12-14 17:48:31,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2021-12-14 17:48:31,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_disconnect [2021-12-14 17:48:31,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2021-12-14 17:48:31,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2021-12-14 17:48:31,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2021-12-14 17:48:31,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2021-12-14 17:48:31,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2021-12-14 17:48:31,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2021-12-14 17:48:31,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-12-14 17:48:31,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2021-12-14 17:48:31,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_connect [2021-12-14 17:48:31,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_to_user [2021-12-14 17:48:31,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2021-12-14 17:48:31,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2021-12-14 17:48:31,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2021-12-14 17:48:31,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2021-12-14 17:48:31,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2021-12-14 17:48:31,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-14 17:48:31,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_20 [2021-12-14 17:48:31,969 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2021-12-14 17:48:31,969 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-12-14 17:48:31,969 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2021-12-14 17:48:31,969 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2021-12-14 17:48:31,969 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2021-12-14 17:48:31,969 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2021-12-14 17:48:31,969 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_block [2021-12-14 17:48:31,969 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2021-12-14 17:48:31,993 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 225 nodes and edges [2021-12-14 17:48:31,995 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 91 nodes and edges [2021-12-14 17:48:31,996 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-12-14 17:48:31,997 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-14 17:48:31,998 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-14 17:48:31,999 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-14 17:48:32,001 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-14 17:48:32,021 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 [2021-12-14 17:48:32,021 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 [2021-12-14 17:48:32,092 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-14 17:48:32,092 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-14 17:48:32,092 INFO L158 Benchmark]: Toolchain (without parser) took 17411.66ms. Allocated memory was 90.2MB in the beginning and 247.5MB in the end (delta: 157.3MB). Free memory was 46.6MB in the beginning and 140.8MB in the end (delta: -94.2MB). Peak memory consumption was 63.0MB. Max. memory is 16.1GB. [2021-12-14 17:48:32,093 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 90.2MB. Free memory is still 69.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 17:48:32,093 INFO L158 Benchmark]: CACSL2BoogieTranslator took 826.21ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 46.4MB in the beginning and 52.3MB in the end (delta: -5.9MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2021-12-14 17:48:32,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 121.60ms. Allocated memory is still 113.2MB. Free memory was 52.3MB in the beginning and 70.2MB in the end (delta: -18.0MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2021-12-14 17:48:32,093 INFO L158 Benchmark]: Boogie Preprocessor took 86.85ms. Allocated memory is still 113.2MB. Free memory was 70.2MB in the beginning and 62.4MB in the end (delta: 7.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-14 17:48:32,093 INFO L158 Benchmark]: RCFGBuilder took 1332.17ms. Allocated memory was 113.2MB in the beginning and 167.8MB in the end (delta: 54.5MB). Free memory was 62.4MB in the beginning and 109.0MB in the end (delta: -46.6MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2021-12-14 17:48:32,094 INFO L158 Benchmark]: TraceAbstraction took 14900.91ms. Allocated memory was 167.8MB in the beginning and 247.5MB in the end (delta: 79.7MB). Free memory was 108.0MB in the beginning and 174.3MB in the end (delta: -66.4MB). Peak memory consumption was 139.1MB. Max. memory is 16.1GB. [2021-12-14 17:48:32,094 INFO L158 Benchmark]: Witness Printer took 133.88ms. Allocated memory is still 247.5MB. Free memory was 173.3MB in the beginning and 140.8MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-12-14 17:48:32,095 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 90.2MB. Free memory is still 69.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 826.21ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 46.4MB in the beginning and 52.3MB in the end (delta: -5.9MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 121.60ms. Allocated memory is still 113.2MB. Free memory was 52.3MB in the beginning and 70.2MB in the end (delta: -18.0MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.85ms. Allocated memory is still 113.2MB. Free memory was 70.2MB in the beginning and 62.4MB in the end (delta: 7.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1332.17ms. Allocated memory was 113.2MB in the beginning and 167.8MB in the end (delta: 54.5MB). Free memory was 62.4MB in the beginning and 109.0MB in the end (delta: -46.6MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. * TraceAbstraction took 14900.91ms. Allocated memory was 167.8MB in the beginning and 247.5MB in the end (delta: 79.7MB). Free memory was 108.0MB in the beginning and 174.3MB in the end (delta: -66.4MB). Peak memory consumption was 139.1MB. Max. memory is 16.1GB. * Witness Printer took 133.88ms. Allocated memory is still 247.5MB. Free memory was 173.3MB in the beginning and 140.8MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. 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: 3271]: 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 34 procedures, 475 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.8s, OverallIterations: 7, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1700 SdHoareTripleChecker+Valid, 6.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1590 mSDsluCounter, 10950 SdHoareTripleChecker+Invalid, 5.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6499 mSDsCounter, 650 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1768 IncrementalHoareTripleChecker+Invalid, 2418 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 650 mSolverCounterUnsat, 4451 mSDtfsCounter, 1768 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1223 GetRequests, 1178 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=750occurred in iteration=6, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 247 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 195 LocationsWithAnnotation, 3363 PreInvPairs, 3523 NumberOfFragments, 715 HoareAnnotationTreeSize, 3363 FomulaSimplifications, 732 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 195 FomulaSimplificationsInter, 3639 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 2058 NumberOfCodeBlocks, 2058 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2046 ConstructedInterpolants, 0 QuantifiedInterpolants, 3099 SizeOfPredicates, 0 NumberOfNonLiveVariables, 9884 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 12 InterpolantComputations, 7 PerfectInterpolantSequences, 1078/1083 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: 4460]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4502]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4369]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4463]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3156]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3860]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4473]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4469]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4499]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 4511]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3726]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4518]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4466]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3576]: Loop Invariant Derived loop invariant: !(ldv_spin == 0) || tmp___0 == 0 - InvariantResult [Line: 3607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3695]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4514]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4116]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3576]: Loop Invariant Derived loop invariant: !(ldv_spin == 0) || tmp___0 == 0 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4531]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3194]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3189]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4476]: Loop Invariant Derived loop invariant: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 - InvariantResult [Line: 4030]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3860]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3898]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3833]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4493]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3170]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4487]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3324]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3726]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4168]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 4377]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4244]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3315]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 3695]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3944]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3434]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4244]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3335]: Loop Invariant Derived loop invariant: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4091]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3274]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3429]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4116]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4211]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4544]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4223]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3906]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3860]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3434]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4400]: Loop Invariant Derived loop invariant: ldv_spin == 0 RESULT: Ultimate proved your program to be correct! [2021-12-14 17:48:32,130 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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