./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 eb692b52 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-?-eb692b5 [2022-07-19 23:47:00,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 23:47:00,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 23:47:00,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 23:47:00,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 23:47:00,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 23:47:00,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 23:47:00,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 23:47:00,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 23:47:00,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 23:47:00,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 23:47:00,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 23:47:00,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 23:47:00,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 23:47:00,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 23:47:00,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 23:47:00,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 23:47:00,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 23:47:00,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 23:47:00,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 23:47:00,400 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 23:47:00,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 23:47:00,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 23:47:00,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 23:47:00,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 23:47:00,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 23:47:00,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 23:47:00,416 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 23:47:00,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 23:47:00,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 23:47:00,418 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 23:47:00,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 23:47:00,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 23:47:00,420 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 23:47:00,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 23:47:00,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 23:47:00,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 23:47:00,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 23:47:00,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 23:47:00,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 23:47:00,424 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 23:47:00,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 23:47:00,427 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-19 23:47:00,455 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 23:47:00,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 23:47:00,456 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 23:47:00,456 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 23:47:00,456 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 23:47:00,457 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 23:47:00,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 23:47:00,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 23:47:00,457 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 23:47:00,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 23:47:00,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 23:47:00,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 23:47:00,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 23:47:00,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 23:47:00,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 23:47:00,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 23:47:00,459 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 23:47:00,459 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 23:47:00,459 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 23:47:00,459 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 23:47:00,460 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 23:47:00,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 23:47:00,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 23:47:00,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 23:47:00,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 23:47:00,460 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 23:47:00,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 23:47:00,461 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 23:47:00,461 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 23:47:00,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 23:47:00,461 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86380eb8807c8834472c3c5bc5f358e156df083f7e4b141cf7faa18b94c9fafb [2022-07-19 23:47:00,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 23:47:00,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 23:47:00,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 23:47:00,697 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 23:47:00,698 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 23:47:00,699 INFO L432 ainManager$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 [2022-07-19 23:47:00,752 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/516f8eccc/46c82b26400a4628a86c35ff948997a1/FLAGb58a7ada0 [2022-07-19 23:47:01,266 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 23:47:01,266 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 [2022-07-19 23:47:01,292 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/516f8eccc/46c82b26400a4628a86c35ff948997a1/FLAGb58a7ada0 [2022-07-19 23:47:01,530 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/516f8eccc/46c82b26400a4628a86c35ff948997a1 [2022-07-19 23:47:01,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 23:47:01,533 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 23:47:01,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 23:47:01,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 23:47:01,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 23:47:01,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:47:01" (1/1) ... [2022-07-19 23:47:01,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50a406bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:47:01, skipping insertion in model container [2022-07-19 23:47:01,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:47:01" (1/1) ... [2022-07-19 23:47:01,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 23:47:01,619 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 23:47:01,860 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2022-07-19 23:47:01,861 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2022-07-19 23:47:01,948 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] [2022-07-19 23:47:02,226 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:47:02,260 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 23:47:02,347 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2022-07-19 23:47:02,348 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2022-07-19 23:47:02,354 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] [2022-07-19 23:47:02,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:47:02,454 INFO L208 MainTranslator]: Completed translation [2022-07-19 23:47:02,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:47:02 WrapperNode [2022-07-19 23:47:02,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 23:47:02,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 23:47:02,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 23:47:02,456 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 23:47:02,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:47:02" (1/1) ... [2022-07-19 23:47:02,487 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:47:02" (1/1) ... [2022-07-19 23:47:02,543 INFO L137 Inliner]: procedures = 111, calls = 512, calls flagged for inlining = 41, calls inlined = 39, statements flattened = 1189 [2022-07-19 23:47:02,543 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 23:47:02,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 23:47:02,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 23:47:02,544 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 23:47:02,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:47:02" (1/1) ... [2022-07-19 23:47:02,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:47:02" (1/1) ... [2022-07-19 23:47:02,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:47:02" (1/1) ... [2022-07-19 23:47:02,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:47:02" (1/1) ... [2022-07-19 23:47:02,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:47:02" (1/1) ... [2022-07-19 23:47:02,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:47:02" (1/1) ... [2022-07-19 23:47:02,657 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:47:02" (1/1) ... [2022-07-19 23:47:02,667 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 23:47:02,676 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 23:47:02,676 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 23:47:02,676 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 23:47:02,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:47:02" (1/1) ... [2022-07-19 23:47:02,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 23:47:02,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:47:02,707 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) [2022-07-19 23:47:02,714 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 [2022-07-19 23:47:02,780 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2022-07-19 23:47:02,781 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2022-07-19 23:47:02,781 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2022-07-19 23:47:02,781 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2022-07-19 23:47:02,781 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2022-07-19 23:47:02,781 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2022-07-19 23:47:02,782 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2022-07-19 23:47:02,782 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2022-07-19 23:47:02,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-19 23:47:02,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-19 23:47:02,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-19 23:47:02,783 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2022-07-19 23:47:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2022-07-19 23:47:02,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-19 23:47:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-19 23:47:02,783 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2022-07-19 23:47:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2022-07-19 23:47:02,783 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2022-07-19 23:47:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2022-07-19 23:47:02,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-19 23:47:02,784 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-19 23:47:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-19 23:47:02,784 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2022-07-19 23:47:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2022-07-19 23:47:02,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-19 23:47:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-19 23:47:02,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-19 23:47:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-19 23:47:02,785 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-19 23:47:02,785 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-19 23:47:02,785 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-19 23:47:02,785 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-19 23:47:02,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-19 23:47:02,785 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-19 23:47:02,786 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-19 23:47:02,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 23:47:02,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-19 23:47:02,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-19 23:47:02,786 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2022-07-19 23:47:02,786 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2022-07-19 23:47:02,786 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2022-07-19 23:47:02,786 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2022-07-19 23:47:02,787 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-19 23:47:02,787 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-07-19 23:47:02,787 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-07-19 23:47:02,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-19 23:47:02,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2022-07-19 23:47:02,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2022-07-19 23:47:02,787 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2022-07-19 23:47:02,788 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2022-07-19 23:47:02,788 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2022-07-19 23:47:02,788 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2022-07-19 23:47:02,788 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2022-07-19 23:47:02,789 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2022-07-19 23:47:02,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-19 23:47:02,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-19 23:47:02,790 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2022-07-19 23:47:02,790 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2022-07-19 23:47:02,790 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2022-07-19 23:47:02,790 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2022-07-19 23:47:02,791 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-19 23:47:02,791 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-19 23:47:02,791 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2022-07-19 23:47:02,791 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2022-07-19 23:47:02,791 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2022-07-19 23:47:02,791 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2022-07-19 23:47:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2022-07-19 23:47:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2022-07-19 23:47:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 23:47:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-19 23:47:02,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-19 23:47:02,793 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-19 23:47:02,793 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-19 23:47:02,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 23:47:02,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 23:47:02,793 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2022-07-19 23:47:02,793 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2022-07-19 23:47:02,793 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-19 23:47:02,793 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-19 23:47:03,085 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 23:47:03,087 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 23:47:03,444 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-19 23:47:04,239 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 23:47:04,247 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 23:47:04,247 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-19 23:47:04,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:47:04 BoogieIcfgContainer [2022-07-19 23:47:04,249 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 23:47:04,250 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 23:47:04,250 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 23:47:04,256 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 23:47:04,257 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 11:47:01" (1/3) ... [2022-07-19 23:47:04,258 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50006ec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:47:04, skipping insertion in model container [2022-07-19 23:47:04,258 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:47:02" (2/3) ... [2022-07-19 23:47:04,258 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50006ec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:47:04, skipping insertion in model container [2022-07-19 23:47:04,258 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:47:04" (3/3) ... [2022-07-19 23:47:04,260 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 [2022-07-19 23:47:04,271 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 23:47:04,271 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 23:47:04,333 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 23:47:04,338 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@7b42204f, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@1a2a82b6 [2022-07-19 23:47:04,338 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 23:47:04,343 INFO L276 IsEmpty]: Start isEmpty. Operand has 491 states, 360 states have (on average 1.3722222222222222) internal successors, (494), 368 states have internal predecessors, (494), 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) [2022-07-19 23:47:04,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-07-19 23:47:04,359 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:47:04,360 INFO L195 NwaCegarLoop]: 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, 1, 1] [2022-07-19 23:47:04,360 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:47:04,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:47:04,364 INFO L85 PathProgramCache]: Analyzing trace with hash 881587384, now seen corresponding path program 1 times [2022-07-19 23:47:04,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:47:04,370 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104198827] [2022-07-19 23:47:04,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:47:04,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:47:04,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:04,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:47:04,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:04,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:47:04,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:04,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:47:04,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:04,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-19 23:47:04,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:04,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-19 23:47:04,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:04,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:04,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:04,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:47:04,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:04,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:47:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:04,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:47:04,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:04,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:04,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:04,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:04,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:04,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-19 23:47:04,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:04,935 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-07-19 23:47:04,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:47:04,936 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104198827] [2022-07-19 23:47:04,937 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104198827] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:47:04,937 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:47:04,937 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-07-19 23:47:04,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278306301] [2022-07-19 23:47:04,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:47:04,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-19 23:47:04,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:47:04,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-19 23:47:04,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-07-19 23:47:04,969 INFO L87 Difference]: Start difference. First operand has 491 states, 360 states have (on average 1.3722222222222222) internal successors, (494), 368 states have internal predecessors, (494), 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 6.888888888888889) internal successors, (62), 5 states have internal predecessors, (62), 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) [2022-07-19 23:47:11,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:47:11,129 INFO L93 Difference]: Finished difference Result 1308 states and 1862 transitions. [2022-07-19 23:47:11,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-19 23:47:11,131 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 5 states have internal predecessors, (62), 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 98 [2022-07-19 23:47:11,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:47:11,144 INFO L225 Difference]: With dead ends: 1308 [2022-07-19 23:47:11,144 INFO L226 Difference]: Without dead ends: 778 [2022-07-19 23:47:11,150 INFO L412 NwaCegarLoop]: 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 [2022-07-19 23:47:11,152 INFO L413 NwaCegarLoop]: 802 mSDtfsCounter, 537 mSDsluCounter, 3045 mSDsCounter, 0 mSdLazyCounter, 2103 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 3847 SdHoareTripleChecker+Invalid, 2294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 2103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-07-19 23:47:11,153 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [600 Valid, 3847 Invalid, 2294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 2103 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2022-07-19 23:47:11,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 778 states. [2022-07-19 23:47:11,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 778 to 746. [2022-07-19 23:47:11,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 746 states, 543 states have (on average 1.3167587476979743) internal successors, (715), 548 states have internal predecessors, (715), 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) [2022-07-19 23:47:11,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 746 states and 1014 transitions. [2022-07-19 23:47:11,229 INFO L78 Accepts]: Start accepts. Automaton has 746 states and 1014 transitions. Word has length 98 [2022-07-19 23:47:11,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:47:11,229 INFO L495 AbstractCegarLoop]: Abstraction has 746 states and 1014 transitions. [2022-07-19 23:47:11,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 5 states have internal predecessors, (62), 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) [2022-07-19 23:47:11,229 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1014 transitions. [2022-07-19 23:47:11,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-07-19 23:47:11,243 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:47:11,243 INFO L195 NwaCegarLoop]: 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] [2022-07-19 23:47:11,244 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-19 23:47:11,244 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:47:11,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:47:11,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1734388064, now seen corresponding path program 1 times [2022-07-19 23:47:11,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:47:11,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102903468] [2022-07-19 23:47:11,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:47:11,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:47:11,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:47:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:47:11,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:47:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-19 23:47:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-19 23:47:11,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:47:11,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-19 23:47:11,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:11,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:11,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:47:11,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:47:11,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:47:11,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:11,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:11,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:47:11,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:11,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:47:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:11,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:47:11,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:11,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:47:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:11,595 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-07-19 23:47:11,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:47:11,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102903468] [2022-07-19 23:47:11,595 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102903468] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:47:11,596 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:47:11,596 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-19 23:47:11,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85725042] [2022-07-19 23:47:11,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:47:11,598 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-19 23:47:11,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:47:11,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-19 23:47:11,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-19 23:47:11,599 INFO L87 Difference]: Start difference. First operand 746 states and 1014 transitions. Second operand has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 3 states have internal predecessors, (98), 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) [2022-07-19 23:47:13,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:47:13,624 INFO L93 Difference]: Finished difference Result 1492 states and 2041 transitions. [2022-07-19 23:47:13,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 23:47:13,625 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 3 states have internal predecessors, (98), 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 168 [2022-07-19 23:47:13,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:47:13,629 INFO L225 Difference]: With dead ends: 1492 [2022-07-19 23:47:13,629 INFO L226 Difference]: Without dead ends: 778 [2022-07-19 23:47:13,631 INFO L412 NwaCegarLoop]: 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 [2022-07-19 23:47:13,632 INFO L413 NwaCegarLoop]: 594 mSDtfsCounter, 118 mSDsluCounter, 1117 mSDsCounter, 0 mSdLazyCounter, 887 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 1711 SdHoareTripleChecker+Invalid, 982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 887 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-07-19 23:47:13,633 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 1711 Invalid, 982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 887 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-07-19 23:47:13,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 778 states. [2022-07-19 23:47:13,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 778 to 748. [2022-07-19 23:47:13,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 748 states, 545 states have (on average 1.3155963302752294) internal successors, (717), 550 states have internal predecessors, (717), 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) [2022-07-19 23:47:13,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 748 states and 1016 transitions. [2022-07-19 23:47:13,669 INFO L78 Accepts]: Start accepts. Automaton has 748 states and 1016 transitions. Word has length 168 [2022-07-19 23:47:13,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:47:13,670 INFO L495 AbstractCegarLoop]: Abstraction has 748 states and 1016 transitions. [2022-07-19 23:47:13,670 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 3 states have internal predecessors, (98), 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) [2022-07-19 23:47:13,670 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1016 transitions. [2022-07-19 23:47:13,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-07-19 23:47:13,676 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:47:13,677 INFO L195 NwaCegarLoop]: 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] [2022-07-19 23:47:13,677 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-19 23:47:13,677 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:47:13,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:47:13,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1243216816, now seen corresponding path program 1 times [2022-07-19 23:47:13,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:47:13,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884410427] [2022-07-19 23:47:13,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:47:13,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:47:13,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:47:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:47:13,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:47:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-19 23:47:13,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-19 23:47:13,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-19 23:47:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-07-19 23:47:13,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-19 23:47:13,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:13,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:47:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:47:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:47:13,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:13,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:13,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:47:13,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:13,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:47:13,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:13,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:47:13,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:13,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:47:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:13,936 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-07-19 23:47:13,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:47:13,936 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884410427] [2022-07-19 23:47:13,936 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884410427] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:47:13,936 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1431908348] [2022-07-19 23:47:13,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:47:13,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:47:13,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:47:13,938 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) [2022-07-19 23:47:13,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-19 23:47:14,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:14,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 1953 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-19 23:47:14,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:47:14,458 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2022-07-19 23:47:14,458 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:47:14,458 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1431908348] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:47:14,458 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 23:47:14,458 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-07-19 23:47:14,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842067907] [2022-07-19 23:47:14,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:47:14,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:47:14,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:47:14,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:47:14,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-19 23:47:14,460 INFO L87 Difference]: Start difference. First operand 748 states and 1016 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 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) [2022-07-19 23:47:14,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:47:14,488 INFO L93 Difference]: Finished difference Result 1465 states and 1997 transitions. [2022-07-19 23:47:14,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:47:14,489 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 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 177 [2022-07-19 23:47:14,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:47:14,492 INFO L225 Difference]: With dead ends: 1465 [2022-07-19 23:47:14,492 INFO L226 Difference]: Without dead ends: 749 [2022-07-19 23:47:14,494 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-19 23:47:14,495 INFO L413 NwaCegarLoop]: 637 mSDtfsCounter, 0 mSDsluCounter, 632 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1269 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 [2022-07-19 23:47:14,496 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1269 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 23:47:14,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2022-07-19 23:47:14,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 749. [2022-07-19 23:47:14,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 749 states, 546 states have (on average 1.315018315018315) internal successors, (718), 551 states have internal predecessors, (718), 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) [2022-07-19 23:47:14,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1017 transitions. [2022-07-19 23:47:14,536 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1017 transitions. Word has length 177 [2022-07-19 23:47:14,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:47:14,537 INFO L495 AbstractCegarLoop]: Abstraction has 749 states and 1017 transitions. [2022-07-19 23:47:14,537 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 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) [2022-07-19 23:47:14,537 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1017 transitions. [2022-07-19 23:47:14,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-07-19 23:47:14,540 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:47:14,540 INFO L195 NwaCegarLoop]: 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] [2022-07-19 23:47:14,588 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-19 23:47:14,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:47:14,764 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:47:14,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:47:14,764 INFO L85 PathProgramCache]: Analyzing trace with hash -697365198, now seen corresponding path program 1 times [2022-07-19 23:47:14,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:47:14,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388654184] [2022-07-19 23:47:14,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:47:14,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:47:14,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:14,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:47:14,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:14,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:47:14,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:14,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:47:14,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:14,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-19 23:47:14,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:14,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-19 23:47:14,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:14,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-19 23:47:14,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:14,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-07-19 23:47:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:14,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-19 23:47:14,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:14,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:14,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:14,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:14,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:47:15,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:47:15,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:47:15,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:15,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:15,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:47:15,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:15,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:47:15,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:15,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:47:15,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:15,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:47:15,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,055 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-07-19 23:47:15,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:47:15,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388654184] [2022-07-19 23:47:15,055 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388654184] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:47:15,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1241787815] [2022-07-19 23:47:15,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:47:15,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:47:15,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:47:15,057 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) [2022-07-19 23:47:15,083 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-19 23:47:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 1956 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-19 23:47:15,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:47:15,517 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-07-19 23:47:15,517 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:47:15,517 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1241787815] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:47:15,517 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 23:47:15,518 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-07-19 23:47:15,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476876350] [2022-07-19 23:47:15,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:47:15,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:47:15,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:47:15,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:47:15,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-19 23:47:15,519 INFO L87 Difference]: Start difference. First operand 749 states and 1017 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 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) [2022-07-19 23:47:15,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:47:15,547 INFO L93 Difference]: Finished difference Result 1490 states and 2035 transitions. [2022-07-19 23:47:15,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:47:15,548 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 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 177 [2022-07-19 23:47:15,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:47:15,551 INFO L225 Difference]: With dead ends: 1490 [2022-07-19 23:47:15,552 INFO L226 Difference]: Without dead ends: 773 [2022-07-19 23:47:15,554 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-19 23:47:15,555 INFO L413 NwaCegarLoop]: 639 mSDtfsCounter, 11 mSDsluCounter, 632 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 1271 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 [2022-07-19 23:47:15,555 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 1271 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 23:47:15,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 773 states. [2022-07-19 23:47:15,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 773 to 751. [2022-07-19 23:47:15,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 751 states, 548 states have (on average 1.313868613138686) internal successors, (720), 553 states have internal predecessors, (720), 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) [2022-07-19 23:47:15,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 751 states and 1019 transitions. [2022-07-19 23:47:15,580 INFO L78 Accepts]: Start accepts. Automaton has 751 states and 1019 transitions. Word has length 177 [2022-07-19 23:47:15,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:47:15,581 INFO L495 AbstractCegarLoop]: Abstraction has 751 states and 1019 transitions. [2022-07-19 23:47:15,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 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) [2022-07-19 23:47:15,581 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1019 transitions. [2022-07-19 23:47:15,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-07-19 23:47:15,584 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:47:15,584 INFO L195 NwaCegarLoop]: 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] [2022-07-19 23:47:15,610 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-19 23:47:15,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-07-19 23:47:15,802 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:47:15,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:47:15,803 INFO L85 PathProgramCache]: Analyzing trace with hash -786319530, now seen corresponding path program 1 times [2022-07-19 23:47:15,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:47:15,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822122392] [2022-07-19 23:47:15,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:47:15,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:47:15,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:47:15,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:47:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:47:15,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-19 23:47:15,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-19 23:47:15,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-19 23:47:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 23:47:15,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-19 23:47:15,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-19 23:47:15,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:15,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:47:15,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:47:15,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:15,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:47:15,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:16,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:47:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:47:16,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:47:16,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:16,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:47:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,061 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-07-19 23:47:16,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:47:16,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822122392] [2022-07-19 23:47:16,061 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822122392] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:47:16,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [710883581] [2022-07-19 23:47:16,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:47:16,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:47:16,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:47:16,076 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) [2022-07-19 23:47:16,091 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-19 23:47:16,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 2029 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-19 23:47:16,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:47:16,578 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-07-19 23:47:16,578 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:47:16,579 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [710883581] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:47:16,579 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 23:47:16,579 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-07-19 23:47:16,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017873441] [2022-07-19 23:47:16,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:47:16,580 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:47:16,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:47:16,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:47:16,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-19 23:47:16,581 INFO L87 Difference]: Start difference. First operand 751 states and 1019 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 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) [2022-07-19 23:47:16,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:47:16,616 INFO L93 Difference]: Finished difference Result 1480 states and 2016 transitions. [2022-07-19 23:47:16,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:47:16,617 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 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 182 [2022-07-19 23:47:16,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:47:16,621 INFO L225 Difference]: With dead ends: 1480 [2022-07-19 23:47:16,621 INFO L226 Difference]: Without dead ends: 761 [2022-07-19 23:47:16,623 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-19 23:47:16,624 INFO L413 NwaCegarLoop]: 633 mSDtfsCounter, 9 mSDsluCounter, 627 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 1260 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 [2022-07-19 23:47:16,624 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 1260 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 23:47:16,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2022-07-19 23:47:16,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 753. [2022-07-19 23:47:16,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 753 states, 550 states have (on average 1.3127272727272727) internal successors, (722), 555 states have internal predecessors, (722), 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) [2022-07-19 23:47:16,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 753 states and 1021 transitions. [2022-07-19 23:47:16,647 INFO L78 Accepts]: Start accepts. Automaton has 753 states and 1021 transitions. Word has length 182 [2022-07-19 23:47:16,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:47:16,647 INFO L495 AbstractCegarLoop]: Abstraction has 753 states and 1021 transitions. [2022-07-19 23:47:16,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 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) [2022-07-19 23:47:16,647 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1021 transitions. [2022-07-19 23:47:16,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-07-19 23:47:16,650 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:47:16,650 INFO L195 NwaCegarLoop]: 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, 1, 1] [2022-07-19 23:47:16,674 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-19 23:47:16,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:47:16,868 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:47:16,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:47:16,868 INFO L85 PathProgramCache]: Analyzing trace with hash -1979173759, now seen corresponding path program 1 times [2022-07-19 23:47:16,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:47:16,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181148941] [2022-07-19 23:47:16,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:47:16,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:47:16,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:47:16,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:47:16,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:47:16,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-19 23:47:16,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-19 23:47:16,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-19 23:47:16,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 23:47:16,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-19 23:47:16,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:16,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-07-19 23:47:16,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:17,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:17,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:17,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:17,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:17,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:47:17,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:17,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:47:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:17,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:47:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:17,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:17,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:17,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:17,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:47:17,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:17,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:17,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:17,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:47:17,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:17,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:17,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:47:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:17,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:17,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:47:17,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:17,123 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-07-19 23:47:17,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:47:17,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181148941] [2022-07-19 23:47:17,124 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181148941] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:47:17,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [983111113] [2022-07-19 23:47:17,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:47:17,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:47:17,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:47:17,159 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) [2022-07-19 23:47:17,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-19 23:47:17,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:17,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 2040 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-19 23:47:17,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:47:17,689 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-07-19 23:47:17,689 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:47:17,690 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [983111113] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:47:17,690 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 23:47:17,690 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-07-19 23:47:17,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147430914] [2022-07-19 23:47:17,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:47:17,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:47:17,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:47:17,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:47:17,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-19 23:47:17,699 INFO L87 Difference]: Start difference. First operand 753 states and 1021 transitions. Second operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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) [2022-07-19 23:47:17,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:47:17,730 INFO L93 Difference]: Finished difference Result 1660 states and 2284 transitions. [2022-07-19 23:47:17,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:47:17,731 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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 186 [2022-07-19 23:47:17,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:47:17,735 INFO L225 Difference]: With dead ends: 1660 [2022-07-19 23:47:17,735 INFO L226 Difference]: Without dead ends: 939 [2022-07-19 23:47:17,737 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-19 23:47:17,739 INFO L413 NwaCegarLoop]: 697 mSDtfsCounter, 175 mSDsluCounter, 625 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 1322 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 [2022-07-19 23:47:17,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 1322 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 23:47:17,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 939 states. [2022-07-19 23:47:17,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 939 to 779. [2022-07-19 23:47:17,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 779 states, 570 states have (on average 1.3157894736842106) internal successors, (750), 575 states have internal predecessors, (750), 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) [2022-07-19 23:47:17,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 779 states and 1061 transitions. [2022-07-19 23:47:17,769 INFO L78 Accepts]: Start accepts. Automaton has 779 states and 1061 transitions. Word has length 186 [2022-07-19 23:47:17,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:47:17,770 INFO L495 AbstractCegarLoop]: Abstraction has 779 states and 1061 transitions. [2022-07-19 23:47:17,770 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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) [2022-07-19 23:47:17,770 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1061 transitions. [2022-07-19 23:47:17,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-07-19 23:47:17,774 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:47:17,774 INFO L195 NwaCegarLoop]: 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, 1, 1] [2022-07-19 23:47:17,797 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-19 23:47:17,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:47:17,998 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:47:17,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:47:17,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1615707261, now seen corresponding path program 1 times [2022-07-19 23:47:17,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:47:17,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256815297] [2022-07-19 23:47:17,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:47:17,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:47:18,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:47:18,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:47:18,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:47:18,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-19 23:47:18,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-19 23:47:18,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-19 23:47:18,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 23:47:18,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-19 23:47:18,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-07-19 23:47:18,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:18,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:18,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-19 23:47:18,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-19 23:47:18,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-19 23:47:18,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:18,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:18,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 23:47:18,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:18,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:47:18,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:18,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 23:47:18,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:47:18,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:47:18,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,203 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-07-19 23:47:18,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:47:18,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256815297] [2022-07-19 23:47:18,203 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256815297] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:47:18,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [234191613] [2022-07-19 23:47:18,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:47:18,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:47:18,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:47:18,205 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) [2022-07-19 23:47:18,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-19 23:47:18,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:47:18,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-19 23:47:18,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:47:18,905 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-07-19 23:47:18,906 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:47:18,906 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [234191613] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:47:18,906 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 23:47:18,906 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-19 23:47:18,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186420620] [2022-07-19 23:47:18,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:47:18,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:47:18,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:47:18,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:47:18,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-19 23:47:18,908 INFO L87 Difference]: Start difference. First operand 779 states and 1061 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 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) [2022-07-19 23:47:18,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:47:18,924 INFO L93 Difference]: Finished difference Result 779 states and 1061 transitions. [2022-07-19 23:47:18,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:47:18,925 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 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 186 [2022-07-19 23:47:18,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:47:18,926 INFO L225 Difference]: With dead ends: 779 [2022-07-19 23:47:18,926 INFO L226 Difference]: Without dead ends: 0 [2022-07-19 23:47:18,928 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-19 23:47:18,928 INFO L413 NwaCegarLoop]: 634 mSDtfsCounter, 484 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 484 SdHoareTripleChecker+Valid, 634 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 [2022-07-19 23:47:18,928 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [484 Valid, 634 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 23:47:18,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-19 23:47:18,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-19 23:47:18,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 23:47:18,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-19 23:47:18,929 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 186 [2022-07-19 23:47:18,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:47:18,930 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-19 23:47:18,930 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 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) [2022-07-19 23:47:18,930 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-19 23:47:18,930 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-19 23:47:18,932 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-19 23:47:18,960 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-07-19 23:47:19,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:47:19,149 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-19 23:47:20,303 INFO L902 garLoopResultBuilder]: At program point L4467(lines 4466 4468) the Hoare annotation is: true [2022-07-19 23:47:20,303 INFO L899 garLoopResultBuilder]: For program point copy_from_userFINAL(lines 3356 3379) no Hoare annotation was computed. [2022-07-19 23:47:20,303 INFO L902 garLoopResultBuilder]: At program point L3372(line 3372) the Hoare annotation is: true [2022-07-19 23:47:20,304 INFO L902 garLoopResultBuilder]: At program point L3370(line 3370) the Hoare annotation is: true [2022-07-19 23:47:20,304 INFO L899 garLoopResultBuilder]: For program point L3371(lines 3371 3375) no Hoare annotation was computed. [2022-07-19 23:47:20,304 INFO L899 garLoopResultBuilder]: For program point L3372-1(line 3372) no Hoare annotation was computed. [2022-07-19 23:47:20,304 INFO L902 garLoopResultBuilder]: At program point L3368(line 3368) the Hoare annotation is: true [2022-07-19 23:47:20,304 INFO L899 garLoopResultBuilder]: For program point L3370-1(line 3370) no Hoare annotation was computed. [2022-07-19 23:47:20,304 INFO L899 garLoopResultBuilder]: For program point L3371-2(lines 3367 3376) no Hoare annotation was computed. [2022-07-19 23:47:20,304 INFO L902 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 3356 3379) the Hoare annotation is: true [2022-07-19 23:47:20,304 INFO L899 garLoopResultBuilder]: For program point L3366(line 3366) no Hoare annotation was computed. [2022-07-19 23:47:20,305 INFO L899 garLoopResultBuilder]: For program point L3367(lines 3367 3376) no Hoare annotation was computed. [2022-07-19 23:47:20,305 INFO L899 garLoopResultBuilder]: For program point L3368-1(line 3368) no Hoare annotation was computed. [2022-07-19 23:47:20,305 INFO L902 garLoopResultBuilder]: At program point L3365-1(line 3365) the Hoare annotation is: true [2022-07-19 23:47:20,305 INFO L902 garLoopResultBuilder]: At program point L3365(line 3365) the Hoare annotation is: true [2022-07-19 23:47:20,305 INFO L899 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 3356 3379) no Hoare annotation was computed. [2022-07-19 23:47:20,305 INFO L902 garLoopResultBuilder]: At program point pi_releaseENTRY(lines 4538 4540) the Hoare annotation is: true [2022-07-19 23:47:20,305 INFO L899 garLoopResultBuilder]: For program point pi_releaseFINAL(lines 4538 4540) no Hoare annotation was computed. [2022-07-19 23:47:20,305 INFO L899 garLoopResultBuilder]: For program point pi_releaseEXIT(lines 4538 4540) no Hoare annotation was computed. [2022-07-19 23:47:20,305 INFO L899 garLoopResultBuilder]: For program point pi_initEXIT(lines 4528 4530) no Hoare annotation was computed. [2022-07-19 23:47:20,305 INFO L902 garLoopResultBuilder]: At program point pi_initENTRY(lines 4528 4530) the Hoare annotation is: true [2022-07-19 23:47:20,306 INFO L899 garLoopResultBuilder]: For program point pi_initFINAL(lines 4528 4530) no Hoare annotation was computed. [2022-07-19 23:47:20,306 INFO L902 garLoopResultBuilder]: At program point L4545(lines 4544 4546) the Hoare annotation is: true [2022-07-19 23:47:20,306 INFO L899 garLoopResultBuilder]: For program point write_regFINAL(lines 3477 3483) no Hoare annotation was computed. [2022-07-19 23:47:20,306 INFO L902 garLoopResultBuilder]: At program point write_regENTRY(lines 3477 3483) the Hoare annotation is: true [2022-07-19 23:47:20,306 INFO L899 garLoopResultBuilder]: For program point write_regEXIT(lines 3477 3483) no Hoare annotation was computed. [2022-07-19 23:47:20,306 INFO L899 garLoopResultBuilder]: For program point pg_sleepEXIT(lines 3490 3496) no Hoare annotation was computed. [2022-07-19 23:47:20,306 INFO L902 garLoopResultBuilder]: At program point L4553(lines 4552 4554) the Hoare annotation is: true [2022-07-19 23:47:20,306 INFO L902 garLoopResultBuilder]: At program point pg_sleepENTRY(lines 3490 3496) the Hoare annotation is: true [2022-07-19 23:47:20,306 INFO L899 garLoopResultBuilder]: For program point pg_sleepFINAL(lines 3490 3496) no Hoare annotation was computed. [2022-07-19 23:47:20,307 INFO L902 garLoopResultBuilder]: At program point pi_read_regrENTRY(lines 4535 4537) the Hoare annotation is: true [2022-07-19 23:47:20,307 INFO L899 garLoopResultBuilder]: For program point pi_read_regrFINAL(lines 4535 4537) no Hoare annotation was computed. [2022-07-19 23:47:20,307 INFO L899 garLoopResultBuilder]: For program point pi_read_regrEXIT(lines 4535 4537) no Hoare annotation was computed. [2022-07-19 23:47:20,307 INFO L902 garLoopResultBuilder]: At program point might_faultFINAL(lines 4508 4510) the Hoare annotation is: true [2022-07-19 23:47:20,307 INFO L899 garLoopResultBuilder]: For program point might_faultEXIT(lines 4508 4510) no Hoare annotation was computed. [2022-07-19 23:47:20,307 INFO L902 garLoopResultBuilder]: At program point pi_disconnectENTRY(lines 4524 4526) the Hoare annotation is: true [2022-07-19 23:47:20,307 INFO L899 garLoopResultBuilder]: For program point pi_disconnectFINAL(lines 4524 4526) no Hoare annotation was computed. [2022-07-19 23:47:20,307 INFO L899 garLoopResultBuilder]: For program point pi_disconnectEXIT(lines 4524 4526) no Hoare annotation was computed. [2022-07-19 23:47:20,308 INFO L899 garLoopResultBuilder]: For program point pg_probeEXIT(lines 3799 3832) no Hoare annotation was computed. [2022-07-19 23:47:20,308 INFO L899 garLoopResultBuilder]: For program point L3824(lines 3824 3828) no Hoare annotation was computed. [2022-07-19 23:47:20,308 INFO L899 garLoopResultBuilder]: For program point L3818(lines 3818 3821) no Hoare annotation was computed. [2022-07-19 23:47:20,308 INFO L902 garLoopResultBuilder]: At program point L3812(line 3812) the Hoare annotation is: true [2022-07-19 23:47:20,308 INFO L899 garLoopResultBuilder]: For program point L3810(line 3810) no Hoare annotation was computed. [2022-07-19 23:47:20,308 INFO L899 garLoopResultBuilder]: For program point L3812-1(line 3812) no Hoare annotation was computed. [2022-07-19 23:47:20,308 INFO L899 garLoopResultBuilder]: For program point pg_probeFINAL(lines 3799 3832) no Hoare annotation was computed. [2022-07-19 23:47:20,308 INFO L899 garLoopResultBuilder]: For program point L3806(lines 3806 3829) no Hoare annotation was computed. [2022-07-19 23:47:20,308 INFO L899 garLoopResultBuilder]: For program point L3806-2(lines 3806 3829) no Hoare annotation was computed. [2022-07-19 23:47:20,309 INFO L895 garLoopResultBuilder]: At program point pg_probeENTRY(lines 3799 3832) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3615)| abs_3615) (= |old(abs_3617)| abs_3617) (= |old(#valid)| |#valid|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-19 23:47:20,309 INFO L899 garLoopResultBuilder]: For program point L3825-1(line 3825) no Hoare annotation was computed. [2022-07-19 23:47:20,309 INFO L902 garLoopResultBuilder]: At program point L3825(line 3825) the Hoare annotation is: true [2022-07-19 23:47:20,309 INFO L899 garLoopResultBuilder]: For program point L3823-1(line 3823) no Hoare annotation was computed. [2022-07-19 23:47:20,309 INFO L895 garLoopResultBuilder]: At program point L3823(line 3823) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3615)| abs_3615) (= |old(abs_3617)| abs_3617) (= |old(#valid)| |#valid|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-19 23:47:20,309 INFO L902 garLoopResultBuilder]: At program point L3819(lines 3806 3822) the Hoare annotation is: true [2022-07-19 23:47:20,309 INFO L902 garLoopResultBuilder]: At program point L3817(lines 3806 3822) the Hoare annotation is: true [2022-07-19 23:47:20,309 INFO L899 garLoopResultBuilder]: For program point L3811(lines 3811 3815) no Hoare annotation was computed. [2022-07-19 23:47:20,310 INFO L899 garLoopResultBuilder]: For program point L3465-1(line 3465) no Hoare annotation was computed. [2022-07-19 23:47:20,310 INFO L902 garLoopResultBuilder]: At program point L3465(line 3465) the Hoare annotation is: true [2022-07-19 23:47:20,310 INFO L899 garLoopResultBuilder]: For program point status_regEXIT(lines 3461 3468) no Hoare annotation was computed. [2022-07-19 23:47:20,310 INFO L902 garLoopResultBuilder]: At program point status_regENTRY(lines 3461 3468) the Hoare annotation is: true [2022-07-19 23:47:20,310 INFO L899 garLoopResultBuilder]: For program point status_regFINAL(lines 3461 3468) no Hoare annotation was computed. [2022-07-19 23:47:20,310 INFO L899 garLoopResultBuilder]: For program point L3615(line 3615) no Hoare annotation was computed. [2022-07-19 23:47:20,310 INFO L899 garLoopResultBuilder]: For program point L3615-2(line 3615) no Hoare annotation was computed. [2022-07-19 23:47:20,310 INFO L899 garLoopResultBuilder]: For program point L3615-4(line 3615) no Hoare annotation was computed. [2022-07-19 23:47:20,310 INFO L902 garLoopResultBuilder]: At program point L3640(line 3640) the Hoare annotation is: true [2022-07-19 23:47:20,311 INFO L899 garLoopResultBuilder]: For program point L3615-6(line 3615) no Hoare annotation was computed. [2022-07-19 23:47:20,311 INFO L902 garLoopResultBuilder]: At program point L3615-8(line 3615) the Hoare annotation is: true [2022-07-19 23:47:20,311 INFO L899 garLoopResultBuilder]: For program point L3640-1(line 3640) no Hoare annotation was computed. [2022-07-19 23:47:20,311 INFO L899 garLoopResultBuilder]: For program point L3636(lines 3636 3639) no Hoare annotation was computed. [2022-07-19 23:47:20,311 INFO L902 garLoopResultBuilder]: At program point L4532(lines 4531 4533) the Hoare annotation is: true [2022-07-19 23:47:20,311 INFO L899 garLoopResultBuilder]: For program point L3616(line 3616) no Hoare annotation was computed. [2022-07-19 23:47:20,311 INFO L899 garLoopResultBuilder]: For program point L3612(line 3612) no Hoare annotation was computed. [2022-07-19 23:47:20,311 INFO L895 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)|) (= |old(abs_3615)| abs_3615) (= |old(abs_3617)| abs_3617) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-19 23:47:20,311 INFO L899 garLoopResultBuilder]: For program point L3608-1(line 3608) no Hoare annotation was computed. [2022-07-19 23:47:20,312 INFO L902 garLoopResultBuilder]: At program point L3637(lines 3607 3642) the Hoare annotation is: true [2022-07-19 23:47:20,312 INFO L899 garLoopResultBuilder]: For program point L3633-1(line 3633) no Hoare annotation was computed. [2022-07-19 23:47:20,312 INFO L902 garLoopResultBuilder]: At program point L3633(line 3633) the Hoare annotation is: true [2022-07-19 23:47:20,312 INFO L899 garLoopResultBuilder]: For program point L3617(line 3617) no Hoare annotation was computed. [2022-07-19 23:47:20,312 INFO L899 garLoopResultBuilder]: For program point L3617-2(line 3617) no Hoare annotation was computed. [2022-07-19 23:47:20,312 INFO L899 garLoopResultBuilder]: For program point L3613-1(line 3613) no Hoare annotation was computed. [2022-07-19 23:47:20,312 INFO L902 garLoopResultBuilder]: At program point L3613(line 3613) the Hoare annotation is: true [2022-07-19 23:47:20,312 INFO L899 garLoopResultBuilder]: For program point L3617-4(line 3617) no Hoare annotation was computed. [2022-07-19 23:47:20,312 INFO L899 garLoopResultBuilder]: For program point L3617-6(line 3617) no Hoare annotation was computed. [2022-07-19 23:47:20,313 INFO L899 garLoopResultBuilder]: For program point L3617-8(lines 3607 3642) no Hoare annotation was computed. [2022-07-19 23:47:20,313 INFO L902 garLoopResultBuilder]: At program point L3634(lines 3607 3642) the Hoare annotation is: true [2022-07-19 23:47:20,313 INFO L899 garLoopResultBuilder]: For program point pg_completionFINAL(lines 3597 3643) no Hoare annotation was computed. [2022-07-19 23:47:20,313 INFO L899 garLoopResultBuilder]: For program point L3626-1(lines 3626 3630) no Hoare annotation was computed. [2022-07-19 23:47:20,313 INFO L899 garLoopResultBuilder]: For program point L3622-1(lines 3607 3642) no Hoare annotation was computed. [2022-07-19 23:47:20,313 INFO L899 garLoopResultBuilder]: For program point L3618-1(lines 3607 3642) no Hoare annotation was computed. [2022-07-19 23:47:20,313 INFO L899 garLoopResultBuilder]: For program point L3635(line 3635) no Hoare annotation was computed. [2022-07-19 23:47:20,313 INFO L899 garLoopResultBuilder]: For program point pg_completionEXIT(lines 3597 3643) no Hoare annotation was computed. [2022-07-19 23:47:20,313 INFO L895 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)|) (= |old(abs_3615)| abs_3615) (= |old(abs_3617)| abs_3617) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-19 23:47:20,314 INFO L899 garLoopResultBuilder]: For program point L3627(line 3627) no Hoare annotation was computed. [2022-07-19 23:47:20,314 INFO L899 garLoopResultBuilder]: For program point L3627-2(line 3627) no Hoare annotation was computed. [2022-07-19 23:47:20,314 INFO L899 garLoopResultBuilder]: For program point L3619-1(line 3619) no Hoare annotation was computed. [2022-07-19 23:47:20,314 INFO L902 garLoopResultBuilder]: At program point L3619(line 3619) the Hoare annotation is: true [2022-07-19 23:47:20,314 INFO L899 garLoopResultBuilder]: For program point DRIVEFINAL(lines 3484 3489) no Hoare annotation was computed. [2022-07-19 23:47:20,314 INFO L899 garLoopResultBuilder]: For program point DRIVEEXIT(lines 3484 3489) no Hoare annotation was computed. [2022-07-19 23:47:20,314 INFO L902 garLoopResultBuilder]: At program point DRIVEENTRY(lines 3484 3489) the Hoare annotation is: true [2022-07-19 23:47:20,314 INFO L902 garLoopResultBuilder]: At program point L3392(line 3392) the Hoare annotation is: true [2022-07-19 23:47:20,314 INFO L899 garLoopResultBuilder]: For program point L3394-1(line 3394) no Hoare annotation was computed. [2022-07-19 23:47:20,315 INFO L899 garLoopResultBuilder]: For program point L3395-2(lines 3391 3400) no Hoare annotation was computed. [2022-07-19 23:47:20,315 INFO L899 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 3380 3403) no Hoare annotation was computed. [2022-07-19 23:47:20,315 INFO L902 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 3380 3403) the Hoare annotation is: true [2022-07-19 23:47:20,315 INFO L899 garLoopResultBuilder]: For program point L3390(line 3390) no Hoare annotation was computed. [2022-07-19 23:47:20,315 INFO L899 garLoopResultBuilder]: For program point L3391(lines 3391 3400) no Hoare annotation was computed. [2022-07-19 23:47:20,315 INFO L899 garLoopResultBuilder]: For program point L3392-1(line 3392) no Hoare annotation was computed. [2022-07-19 23:47:20,315 INFO L902 garLoopResultBuilder]: At program point L3389-1(line 3389) the Hoare annotation is: true [2022-07-19 23:47:20,315 INFO L902 garLoopResultBuilder]: At program point L3389(line 3389) the Hoare annotation is: true [2022-07-19 23:47:20,315 INFO L899 garLoopResultBuilder]: For program point copy_to_userFINAL(lines 3380 3403) no Hoare annotation was computed. [2022-07-19 23:47:20,316 INFO L902 garLoopResultBuilder]: At program point L4470(lines 4469 4471) the Hoare annotation is: true [2022-07-19 23:47:20,316 INFO L902 garLoopResultBuilder]: At program point L3396(line 3396) the Hoare annotation is: true [2022-07-19 23:47:20,316 INFO L902 garLoopResultBuilder]: At program point L3394(line 3394) the Hoare annotation is: true [2022-07-19 23:47:20,316 INFO L899 garLoopResultBuilder]: For program point L3395(lines 3395 3399) no Hoare annotation was computed. [2022-07-19 23:47:20,316 INFO L899 garLoopResultBuilder]: For program point L3396-1(line 3396) no Hoare annotation was computed. [2022-07-19 23:47:20,316 INFO L899 garLoopResultBuilder]: For program point L3520(lines 3520 3523) no Hoare annotation was computed. [2022-07-19 23:47:20,316 INFO L899 garLoopResultBuilder]: For program point pg_waitFINAL(lines 3497 3544) no Hoare annotation was computed. [2022-07-19 23:47:20,316 INFO L902 garLoopResultBuilder]: At program point L3516(line 3516) the Hoare annotation is: true [2022-07-19 23:47:20,316 INFO L902 garLoopResultBuilder]: At program point L3516-1(lines 3506 3543) the Hoare annotation is: true [2022-07-19 23:47:20,317 INFO L899 garLoopResultBuilder]: For program point L3529(lines 3529 3533) no Hoare annotation was computed. [2022-07-19 23:47:20,317 INFO L895 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)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-19 23:47:20,317 INFO L899 garLoopResultBuilder]: For program point L3529-2(lines 3525 3540) no Hoare annotation was computed. [2022-07-19 23:47:20,317 INFO L899 garLoopResultBuilder]: For program point L3525(lines 3525 3541) no Hoare annotation was computed. [2022-07-19 23:47:20,317 INFO L902 garLoopResultBuilder]: At program point L3521(lines 3506 3543) the Hoare annotation is: true [2022-07-19 23:47:20,317 INFO L899 garLoopResultBuilder]: For program point L3513(lines 3513 3517) no Hoare annotation was computed. [2022-07-19 23:47:20,317 INFO L899 garLoopResultBuilder]: For program point L3534(lines 3534 3537) no Hoare annotation was computed. [2022-07-19 23:47:20,317 INFO L902 garLoopResultBuilder]: At program point L3526(line 3526) the Hoare annotation is: true [2022-07-19 23:47:20,317 INFO L899 garLoopResultBuilder]: For program point L3526-1(line 3526) no Hoare annotation was computed. [2022-07-19 23:47:20,318 INFO L902 garLoopResultBuilder]: At program point L4464(lines 4463 4465) the Hoare annotation is: true [2022-07-19 23:47:20,318 INFO L899 garLoopResultBuilder]: For program point L3535(line 3535) no Hoare annotation was computed. [2022-07-19 23:47:20,318 INFO L899 garLoopResultBuilder]: For program point L3535-2(line 3535) no Hoare annotation was computed. [2022-07-19 23:47:20,318 INFO L899 garLoopResultBuilder]: For program point L3531(line 3531) no Hoare annotation was computed. [2022-07-19 23:47:20,318 INFO L899 garLoopResultBuilder]: For program point L3535-4(line 3535) no Hoare annotation was computed. [2022-07-19 23:47:20,318 INFO L899 garLoopResultBuilder]: For program point L3531-2(line 3531) no Hoare annotation was computed. [2022-07-19 23:47:20,318 INFO L899 garLoopResultBuilder]: For program point L3535-6(line 3535) no Hoare annotation was computed. [2022-07-19 23:47:20,318 INFO L899 garLoopResultBuilder]: For program point L3527-1(line 3527) no Hoare annotation was computed. [2022-07-19 23:47:20,318 INFO L902 garLoopResultBuilder]: At program point L3527(line 3527) the Hoare annotation is: true [2022-07-19 23:47:20,319 INFO L899 garLoopResultBuilder]: For program point pg_waitEXIT(lines 3497 3544) no Hoare annotation was computed. [2022-07-19 23:47:20,319 INFO L899 garLoopResultBuilder]: For program point L3519(line 3519) no Hoare annotation was computed. [2022-07-19 23:47:20,319 INFO L902 garLoopResultBuilder]: At program point L3528(line 3528) the Hoare annotation is: true [2022-07-19 23:47:20,319 INFO L899 garLoopResultBuilder]: For program point L3528-1(line 3528) no Hoare annotation was computed. [2022-07-19 23:47:20,319 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 3267 3273) no Hoare annotation was computed. [2022-07-19 23:47:20,319 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 3267 3273) the Hoare annotation is: true [2022-07-19 23:47:20,319 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3271) no Hoare annotation was computed. [2022-07-19 23:47:20,319 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 3267 3273) no Hoare annotation was computed. [2022-07-19 23:47:20,320 INFO L899 garLoopResultBuilder]: For program point pg_writeEXIT(lines 3955 4029) no Hoare annotation was computed. [2022-07-19 23:47:20,320 INFO L899 garLoopResultBuilder]: For program point L4012(lines 4012 4019) no Hoare annotation was computed. [2022-07-19 23:47:20,320 INFO L899 garLoopResultBuilder]: For program point L3975-1(line 3975) no Hoare annotation was computed. [2022-07-19 23:47:20,320 INFO L895 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$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-19 23:47:20,320 INFO L899 garLoopResultBuilder]: For program point L3971(lines 3971 3974) no Hoare annotation was computed. [2022-07-19 23:47:20,320 INFO L899 garLoopResultBuilder]: For program point pg_writeFINAL(lines 3955 4029) no Hoare annotation was computed. [2022-07-19 23:47:20,320 INFO L899 garLoopResultBuilder]: For program point L3967(lines 3967 3970) no Hoare annotation was computed. [2022-07-19 23:47:20,320 INFO L899 garLoopResultBuilder]: For program point L3992(lines 3992 4004) no Hoare annotation was computed. [2022-07-19 23:47:20,320 INFO L899 garLoopResultBuilder]: For program point L3988(lines 3988 3991) no Hoare annotation was computed. [2022-07-19 23:47:20,321 INFO L899 garLoopResultBuilder]: For program point L4021-1(lines 4021 4022) no Hoare annotation was computed. [2022-07-19 23:47:20,321 INFO L902 garLoopResultBuilder]: At program point L4021(lines 4021 4022) the Hoare annotation is: true [2022-07-19 23:47:20,321 INFO L895 garLoopResultBuilder]: At program point pg_writeENTRY(lines 3955 4029) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-19 23:47:20,321 INFO L899 garLoopResultBuilder]: For program point L3984(line 3984) no Hoare annotation was computed. [2022-07-19 23:47:20,321 INFO L899 garLoopResultBuilder]: For program point L3984-2(lines 3984 3987) no Hoare annotation was computed. [2022-07-19 23:47:20,321 INFO L899 garLoopResultBuilder]: For program point L3980(lines 3980 3983) no Hoare annotation was computed. [2022-07-19 23:47:20,321 INFO L899 garLoopResultBuilder]: For program point L4013(lines 4013 4016) no Hoare annotation was computed. [2022-07-19 23:47:20,321 INFO L899 garLoopResultBuilder]: For program point L3976(lines 3976 3979) no Hoare annotation was computed. [2022-07-19 23:47:20,321 INFO L899 garLoopResultBuilder]: For program point L4005(lines 4005 4008) no Hoare annotation was computed. [2022-07-19 23:47:20,322 INFO L899 garLoopResultBuilder]: For program point L3997-1(line 3997) no Hoare annotation was computed. [2022-07-19 23:47:20,322 INFO L895 garLoopResultBuilder]: At program point L3997(line 3997) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-19 23:47:20,322 INFO L899 garLoopResultBuilder]: For program point L3993(lines 3993 3996) no Hoare annotation was computed. [2022-07-19 23:47:20,322 INFO L899 garLoopResultBuilder]: For program point L3998(lines 3998 4001) no Hoare annotation was computed. [2022-07-19 23:47:20,322 INFO L899 garLoopResultBuilder]: For program point L4023(lines 4023 4026) no Hoare annotation was computed. [2022-07-19 23:47:20,322 INFO L899 garLoopResultBuilder]: For program point L4011-1(line 4011) no Hoare annotation was computed. [2022-07-19 23:47:20,322 INFO L902 garLoopResultBuilder]: At program point L4011(line 4011) the Hoare annotation is: true [2022-07-19 23:47:20,322 INFO L902 garLoopResultBuilder]: At program point pi_connectENTRY(lines 4521 4523) the Hoare annotation is: true [2022-07-19 23:47:20,322 INFO L899 garLoopResultBuilder]: For program point pi_connectEXIT(lines 4521 4523) no Hoare annotation was computed. [2022-07-19 23:47:20,323 INFO L899 garLoopResultBuilder]: For program point pi_connectFINAL(lines 4521 4523) no Hoare annotation was computed. [2022-07-19 23:47:20,323 INFO L899 garLoopResultBuilder]: For program point _copy_to_userEXIT(lines 4484 4486) no Hoare annotation was computed. [2022-07-19 23:47:20,323 INFO L902 garLoopResultBuilder]: At program point _copy_to_userENTRY(lines 4484 4486) the Hoare annotation is: true [2022-07-19 23:47:20,323 INFO L899 garLoopResultBuilder]: For program point _copy_to_userFINAL(lines 4484 4486) no Hoare annotation was computed. [2022-07-19 23:47:20,323 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 3274 3280) no Hoare annotation was computed. [2022-07-19 23:47:20,323 INFO L902 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 3274 3280) the Hoare annotation is: true [2022-07-19 23:47:20,323 INFO L899 garLoopResultBuilder]: For program point L3553-1(line 3553) no Hoare annotation was computed. [2022-07-19 23:47:20,323 INFO L895 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$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-19 23:47:20,323 INFO L899 garLoopResultBuilder]: For program point L3576(lines 3576 3590) no Hoare annotation was computed. [2022-07-19 23:47:20,324 INFO L899 garLoopResultBuilder]: For program point L3576-2(lines 3576 3590) no Hoare annotation was computed. [2022-07-19 23:47:20,324 INFO L899 garLoopResultBuilder]: For program point pg_commandEXIT(lines 3545 3596) no Hoare annotation was computed. [2022-07-19 23:47:20,324 INFO L902 garLoopResultBuilder]: At program point L3572(lines 3552 3595) the Hoare annotation is: true [2022-07-19 23:47:20,324 INFO L899 garLoopResultBuilder]: For program point L3570(lines 3570 3574) no Hoare annotation was computed. [2022-07-19 23:47:20,324 INFO L899 garLoopResultBuilder]: For program point L3564(line 3564) no Hoare annotation was computed. [2022-07-19 23:47:20,324 INFO L895 garLoopResultBuilder]: At program point L3562(line 3562) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-19 23:47:20,324 INFO L899 garLoopResultBuilder]: For program point L3593-1(line 3593) no Hoare annotation was computed. [2022-07-19 23:47:20,324 INFO L902 garLoopResultBuilder]: At program point L3593(line 3593) the Hoare annotation is: true [2022-07-19 23:47:20,324 INFO L899 garLoopResultBuilder]: For program point L3556(line 3556) no Hoare annotation was computed. [2022-07-19 23:47:20,325 INFO L895 garLoopResultBuilder]: At program point L3554(line 3554) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-19 23:47:20,325 INFO L899 garLoopResultBuilder]: For program point L3554-1(line 3554) no Hoare annotation was computed. [2022-07-19 23:47:20,325 INFO L895 garLoopResultBuilder]: At program point L3585(lines 3576 3589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-19 23:47:20,325 INFO L895 garLoopResultBuilder]: At program point L3583(lines 3576 3589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-19 23:47:20,325 INFO L899 garLoopResultBuilder]: For program point pg_commandFINAL(lines 3545 3596) no Hoare annotation was computed. [2022-07-19 23:47:20,325 INFO L899 garLoopResultBuilder]: For program point L3575-1(line 3575) no Hoare annotation was computed. [2022-07-19 23:47:20,325 INFO L895 garLoopResultBuilder]: At program point L3575(line 3575) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-19 23:47:20,325 INFO L899 garLoopResultBuilder]: For program point L3569-1(line 3569) no Hoare annotation was computed. [2022-07-19 23:47:20,325 INFO L895 garLoopResultBuilder]: At program point L3569(line 3569) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-19 23:47:20,326 INFO L899 garLoopResultBuilder]: For program point L3565(lines 3565 3568) no Hoare annotation was computed. [2022-07-19 23:47:20,326 INFO L895 garLoopResultBuilder]: At program point pg_commandENTRY(lines 3545 3596) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-19 23:47:20,326 INFO L895 garLoopResultBuilder]: At program point L3563(line 3563) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-19 23:47:20,326 INFO L895 garLoopResultBuilder]: At program point L3561-1(line 3561) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-19 23:47:20,326 INFO L895 garLoopResultBuilder]: At program point L3561(line 3561) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-19 23:47:20,326 INFO L899 garLoopResultBuilder]: For program point L3557(lines 3557 3560) no Hoare annotation was computed. [2022-07-19 23:47:20,326 INFO L895 garLoopResultBuilder]: At program point L3555-1(line 3555) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-19 23:47:20,326 INFO L895 garLoopResultBuilder]: At program point L3555(line 3555) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-19 23:47:20,326 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 3281 3286) no Hoare annotation was computed. [2022-07-19 23:47:20,327 INFO L902 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 3281 3286) the Hoare annotation is: true [2022-07-19 23:47:20,327 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 3281 3286) no Hoare annotation was computed. [2022-07-19 23:47:20,327 INFO L902 garLoopResultBuilder]: At program point clear_bitENTRY(lines 3149 3155) the Hoare annotation is: true [2022-07-19 23:47:20,327 INFO L899 garLoopResultBuilder]: For program point clear_bitFINAL(lines 3149 3155) no Hoare annotation was computed. [2022-07-19 23:47:20,327 INFO L899 garLoopResultBuilder]: For program point clear_bitEXIT(lines 3149 3155) no Hoare annotation was computed. [2022-07-19 23:47:20,327 INFO L899 garLoopResultBuilder]: For program point L3473-1(line 3473) no Hoare annotation was computed. [2022-07-19 23:47:20,327 INFO L902 garLoopResultBuilder]: At program point L3473(line 3473) the Hoare annotation is: true [2022-07-19 23:47:20,327 INFO L899 garLoopResultBuilder]: For program point read_regFINAL(lines 3469 3476) no Hoare annotation was computed. [2022-07-19 23:47:20,327 INFO L899 garLoopResultBuilder]: For program point read_regEXIT(lines 3469 3476) no Hoare annotation was computed. [2022-07-19 23:47:20,328 INFO L902 garLoopResultBuilder]: At program point read_regENTRY(lines 3469 3476) the Hoare annotation is: true [2022-07-19 23:47:20,328 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 3211 3213) the Hoare annotation is: true [2022-07-19 23:47:20,328 INFO L899 garLoopResultBuilder]: For program point L3212(line 3212) no Hoare annotation was computed. [2022-07-19 23:47:20,328 INFO L899 garLoopResultBuilder]: For program point L3212-2(lines 3211 3213) no Hoare annotation was computed. [2022-07-19 23:47:20,328 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 3211 3213) no Hoare annotation was computed. [2022-07-19 23:47:20,328 INFO L899 garLoopResultBuilder]: For program point ldv_unregister_chrdev_20EXIT(lines 4390 4397) no Hoare annotation was computed. [2022-07-19 23:47:20,328 INFO L895 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)) [2022-07-19 23:47:20,328 INFO L895 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)) [2022-07-19 23:47:20,329 INFO L895 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)) [2022-07-19 23:47:20,329 INFO L899 garLoopResultBuilder]: For program point ldv_unregister_chrdev_20FINAL(lines 4390 4397) no Hoare annotation was computed. [2022-07-19 23:47:20,329 INFO L899 garLoopResultBuilder]: For program point L3714-1(line 3714) no Hoare annotation was computed. [2022-07-19 23:47:20,329 INFO L899 garLoopResultBuilder]: For program point L3673(lines 3673 3681) no Hoare annotation was computed. [2022-07-19 23:47:20,329 INFO L902 garLoopResultBuilder]: At program point L3702(lines 3695 3712) the Hoare annotation is: true [2022-07-19 23:47:20,329 INFO L902 garLoopResultBuilder]: At program point L3669(lines 3655 3716) the Hoare annotation is: true [2022-07-19 23:47:20,329 INFO L899 garLoopResultBuilder]: For program point L3665(line 3665) no Hoare annotation was computed. [2022-07-19 23:47:20,329 INFO L899 garLoopResultBuilder]: For program point L3694(line 3694) no Hoare annotation was computed. [2022-07-19 23:47:20,329 INFO L899 garLoopResultBuilder]: For program point L3661-1(line 3661) no Hoare annotation was computed. [2022-07-19 23:47:20,330 INFO L899 garLoopResultBuilder]: For program point L3694-2(line 3694) no Hoare annotation was computed. [2022-07-19 23:47:20,330 INFO L902 garLoopResultBuilder]: At program point L3661(line 3661) the Hoare annotation is: true [2022-07-19 23:47:20,330 INFO L902 garLoopResultBuilder]: At program point L3690(lines 3655 3716) the Hoare annotation is: true [2022-07-19 23:47:20,330 INFO L899 garLoopResultBuilder]: For program point L3686(line 3686) no Hoare annotation was computed. [2022-07-19 23:47:20,330 INFO L902 garLoopResultBuilder]: At program point L3682(lines 3655 3716) the Hoare annotation is: true [2022-07-19 23:47:20,330 INFO L902 garLoopResultBuilder]: At program point L3674(line 3674) the Hoare annotation is: true [2022-07-19 23:47:20,330 INFO L899 garLoopResultBuilder]: For program point L3707(lines 3707 3710) no Hoare annotation was computed. [2022-07-19 23:47:20,330 INFO L899 garLoopResultBuilder]: For program point L3674-1(line 3674) no Hoare annotation was computed. [2022-07-19 23:47:20,330 INFO L899 garLoopResultBuilder]: For program point L3707-2(lines 3707 3710) no Hoare annotation was computed. [2022-07-19 23:47:20,331 INFO L902 garLoopResultBuilder]: At program point L3662(line 3662) the Hoare annotation is: true [2022-07-19 23:47:20,331 INFO L899 garLoopResultBuilder]: For program point L3695(lines 3695 3713) no Hoare annotation was computed. [2022-07-19 23:47:20,331 INFO L899 garLoopResultBuilder]: For program point pg_resetFINAL(lines 3644 3717) no Hoare annotation was computed. [2022-07-19 23:47:20,331 INFO L899 garLoopResultBuilder]: For program point L3662-1(line 3662) no Hoare annotation was computed. [2022-07-19 23:47:20,331 INFO L899 garLoopResultBuilder]: For program point L3695-2(lines 3695 3713) no Hoare annotation was computed. [2022-07-19 23:47:20,331 INFO L899 garLoopResultBuilder]: For program point L3675(lines 3675 3679) no Hoare annotation was computed. [2022-07-19 23:47:20,331 INFO L902 garLoopResultBuilder]: At program point L3704(lines 3695 3712) the Hoare annotation is: true [2022-07-19 23:47:20,331 INFO L902 garLoopResultBuilder]: At program point L3663-1(line 3663) the Hoare annotation is: true [2022-07-19 23:47:20,331 INFO L902 garLoopResultBuilder]: At program point L3663(line 3663) the Hoare annotation is: true [2022-07-19 23:47:20,332 INFO L895 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|))) [2022-07-19 23:47:20,332 INFO L902 garLoopResultBuilder]: At program point L3688(lines 3655 3716) the Hoare annotation is: true [2022-07-19 23:47:20,332 INFO L899 garLoopResultBuilder]: For program point pg_resetEXIT(lines 3644 3717) no Hoare annotation was computed. [2022-07-19 23:47:20,332 INFO L902 garLoopResultBuilder]: At program point L3676(lines 3655 3716) the Hoare annotation is: true [2022-07-19 23:47:20,332 INFO L902 garLoopResultBuilder]: At program point L3664(line 3664) the Hoare annotation is: true [2022-07-19 23:47:20,332 INFO L902 garLoopResultBuilder]: At program point L3714(line 3714) the Hoare annotation is: true [2022-07-19 23:47:20,332 INFO L895 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|))) [2022-07-19 23:47:20,332 INFO L902 garLoopResultBuilder]: At program point L3228(line 3228) the Hoare annotation is: true [2022-07-19 23:47:20,332 INFO L902 garLoopResultBuilder]: At program point L3227-1(line 3227) the Hoare annotation is: true [2022-07-19 23:47:20,333 INFO L902 garLoopResultBuilder]: At program point L3227(line 3227) the Hoare annotation is: true [2022-07-19 23:47:20,333 INFO L899 garLoopResultBuilder]: For program point L3228-1(line 3228) no Hoare annotation was computed. [2022-07-19 23:47:20,333 INFO L899 garLoopResultBuilder]: For program point L3222(lines 3222 3230) no Hoare annotation was computed. [2022-07-19 23:47:20,333 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3215 3232) no Hoare annotation was computed. [2022-07-19 23:47:20,333 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3215 3232) no Hoare annotation was computed. [2022-07-19 23:47:20,333 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-19 23:47:20,333 INFO L902 garLoopResultBuilder]: At program point L3246(line 3246) the Hoare annotation is: true [2022-07-19 23:47:20,333 INFO L902 garLoopResultBuilder]: At program point L3245-1(line 3245) the Hoare annotation is: true [2022-07-19 23:47:20,333 INFO L902 garLoopResultBuilder]: At program point L3245(line 3245) the Hoare annotation is: true [2022-07-19 23:47:20,334 INFO L899 garLoopResultBuilder]: For program point L3246-1(line 3246) no Hoare annotation was computed. [2022-07-19 23:47:20,334 INFO L899 garLoopResultBuilder]: For program point L3240(lines 3240 3248) no Hoare annotation was computed. [2022-07-19 23:47:20,334 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 3233 3250) no Hoare annotation was computed. [2022-07-19 23:47:20,334 INFO L895 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|))) [2022-07-19 23:47:20,334 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 3233 3250) no Hoare annotation was computed. [2022-07-19 23:47:20,334 INFO L899 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 4480 4482) no Hoare annotation was computed. [2022-07-19 23:47:20,334 INFO L902 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 4480 4482) the Hoare annotation is: true [2022-07-19 23:47:20,334 INFO L899 garLoopResultBuilder]: For program point _copy_from_userFINAL(lines 4480 4482) no Hoare annotation was computed. [2022-07-19 23:47:20,334 INFO L895 garLoopResultBuilder]: At program point L4165(lines 4091 4167) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,335 INFO L899 garLoopResultBuilder]: For program point L4066(lines 4066 4069) no Hoare annotation was computed. [2022-07-19 23:47:20,335 INFO L895 garLoopResultBuilder]: At program point L4199(lines 4173 4205) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2022-07-19 23:47:20,335 INFO L899 garLoopResultBuilder]: For program point L3869-1(lines 3869 3870) no Hoare annotation was computed. [2022-07-19 23:47:20,335 INFO L895 garLoopResultBuilder]: At program point L3869(lines 3869 3870) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,335 INFO L899 garLoopResultBuilder]: For program point L4299(line 4299) no Hoare annotation was computed. [2022-07-19 23:47:20,335 INFO L902 garLoopResultBuilder]: At program point L4365(lines 4223 4367) the Hoare annotation is: true [2022-07-19 23:47:20,335 INFO L899 garLoopResultBuilder]: For program point L4267(lines 4267 4360) no Hoare annotation was computed. [2022-07-19 23:47:20,335 INFO L899 garLoopResultBuilder]: For program point L4300(lines 4300 4304) no Hoare annotation was computed. [2022-07-19 23:47:20,335 INFO L895 garLoopResultBuilder]: At program point L4201(lines 4173 4205) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2022-07-19 23:47:20,336 INFO L899 garLoopResultBuilder]: For program point L3871(lines 3871 3880) no Hoare annotation was computed. [2022-07-19 23:47:20,336 INFO L895 garLoopResultBuilder]: At program point L3442(line 3442) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,336 INFO L899 garLoopResultBuilder]: For program point L3442-1(line 3442) no Hoare annotation was computed. [2022-07-19 23:47:20,336 INFO L899 garLoopResultBuilder]: For program point L4268(line 4268) no Hoare annotation was computed. [2022-07-19 23:47:20,336 INFO L899 garLoopResultBuilder]: For program point L4103(lines 4103 4107) no Hoare annotation was computed. [2022-07-19 23:47:20,336 INFO L895 garLoopResultBuilder]: At program point L3872(line 3872) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,336 INFO L899 garLoopResultBuilder]: For program point L3872-1(line 3872) no Hoare annotation was computed. [2022-07-19 23:47:20,336 INFO L902 garLoopResultBuilder]: At program point L4500(lines 4499 4501) the Hoare annotation is: true [2022-07-19 23:47:20,336 INFO L899 garLoopResultBuilder]: For program point L4269(lines 4269 4322) no Hoare annotation was computed. [2022-07-19 23:47:20,337 INFO L895 garLoopResultBuilder]: At program point L3939(lines 3906 3942) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,337 INFO L899 garLoopResultBuilder]: For program point L3873(lines 3873 3878) no Hoare annotation was computed. [2022-07-19 23:47:20,337 INFO L899 garLoopResultBuilder]: For program point L4336(line 4336) no Hoare annotation was computed. [2022-07-19 23:47:20,337 INFO L895 garLoopResultBuilder]: At program point L4138(line 4138) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,337 INFO L895 garLoopResultBuilder]: At program point L4204(lines 4168 4206) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2022-07-19 23:47:20,337 INFO L899 garLoopResultBuilder]: For program point L4138-1(line 4138) no Hoare annotation was computed. [2022-07-19 23:47:20,337 INFO L899 garLoopResultBuilder]: For program point L4403(lines 4403 4406) no Hoare annotation was computed. [2022-07-19 23:47:20,337 INFO L899 garLoopResultBuilder]: For program point L4271(lines 4271 4319) no Hoare annotation was computed. [2022-07-19 23:47:20,337 INFO L899 garLoopResultBuilder]: For program point L4337(lines 4337 4349) no Hoare annotation was computed. [2022-07-19 23:47:20,338 INFO L899 garLoopResultBuilder]: For program point L4139(lines 4139 4144) no Hoare annotation was computed. [2022-07-19 23:47:20,338 INFO L899 garLoopResultBuilder]: For program point L3908(line 3908) no Hoare annotation was computed. [2022-07-19 23:47:20,338 INFO L895 garLoopResultBuilder]: At program point L3941(lines 3898 3943) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,338 INFO L899 garLoopResultBuilder]: For program point L3908-2(line 3908) no Hoare annotation was computed. [2022-07-19 23:47:20,338 INFO L899 garLoopResultBuilder]: For program point L3908-4(line 3908) no Hoare annotation was computed. [2022-07-19 23:47:20,338 INFO L899 garLoopResultBuilder]: For program point L3908-6(line 3908) no Hoare annotation was computed. [2022-07-19 23:47:20,338 INFO L899 garLoopResultBuilder]: For program point L3908-8(line 3908) no Hoare annotation was computed. [2022-07-19 23:47:20,338 INFO L895 garLoopResultBuilder]: At program point L4503(lines 4502 4504) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-19 23:47:20,338 INFO L899 garLoopResultBuilder]: For program point L4272(line 4272) no Hoare annotation was computed. [2022-07-19 23:47:20,338 INFO L895 garLoopResultBuilder]: At program point L4074(line 4074) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,339 INFO L899 garLoopResultBuilder]: For program point L4074-1(line 4074) no Hoare annotation was computed. [2022-07-19 23:47:20,339 INFO L899 garLoopResultBuilder]: For program point L4339(lines 4339 4342) no Hoare annotation was computed. [2022-07-19 23:47:20,339 INFO L899 garLoopResultBuilder]: For program point L4306(line 4306) no Hoare annotation was computed. [2022-07-19 23:47:20,339 INFO L895 garLoopResultBuilder]: At program point L4405(line 4405) the Hoare annotation is: false [2022-07-19 23:47:20,339 INFO L895 garLoopResultBuilder]: At program point L4405-1(lines 4400 4409) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,339 INFO L899 garLoopResultBuilder]: For program point L4273-2(lines 4271 4319) no Hoare annotation was computed. [2022-07-19 23:47:20,339 INFO L899 garLoopResultBuilder]: For program point L4273(lines 4273 4277) no Hoare annotation was computed. [2022-07-19 23:47:20,339 INFO L899 garLoopResultBuilder]: For program point L4339-2(lines 4337 4348) no Hoare annotation was computed. [2022-07-19 23:47:20,339 INFO L899 garLoopResultBuilder]: For program point L4042(lines 4042 4045) no Hoare annotation was computed. [2022-07-19 23:47:20,340 INFO L899 garLoopResultBuilder]: For program point L4075(lines 4075 4078) no Hoare annotation was computed. [2022-07-19 23:47:20,340 INFO L899 garLoopResultBuilder]: For program point L3877-1(line 3877) no Hoare annotation was computed. [2022-07-19 23:47:20,340 INFO L895 garLoopResultBuilder]: At program point L3877(line 3877) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,340 INFO L899 garLoopResultBuilder]: For program point L3448(lines 3448 3451) no Hoare annotation was computed. [2022-07-19 23:47:20,340 INFO L899 garLoopResultBuilder]: For program point L3448-2(lines 3448 3451) no Hoare annotation was computed. [2022-07-19 23:47:20,340 INFO L899 garLoopResultBuilder]: For program point L4307(lines 4307 4315) no Hoare annotation was computed. [2022-07-19 23:47:20,340 INFO L895 garLoopResultBuilder]: At program point L4274(line 4274) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,340 INFO L899 garLoopResultBuilder]: For program point L4274-1(line 4274) no Hoare annotation was computed. [2022-07-19 23:47:20,340 INFO L895 garLoopResultBuilder]: At program point L4142(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,341 INFO L895 garLoopResultBuilder]: At program point L4374(lines 4369 4376) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,341 INFO L899 garLoopResultBuilder]: For program point L4110(lines 4110 4114) no Hoare annotation was computed. [2022-07-19 23:47:20,341 INFO L899 garLoopResultBuilder]: For program point L3912(line 3912) no Hoare annotation was computed. [2022-07-19 23:47:20,341 INFO L899 garLoopResultBuilder]: For program point L3912-2(lines 3912 3916) no Hoare annotation was computed. [2022-07-19 23:47:20,341 INFO L895 garLoopResultBuilder]: At program point L4474(lines 4473 4475) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,341 INFO L895 garLoopResultBuilder]: At program point L3318(lines 3315 3320) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,341 INFO L899 garLoopResultBuilder]: For program point L4309(lines 4309 4313) no Hoare annotation was computed. [2022-07-19 23:47:20,341 INFO L899 garLoopResultBuilder]: For program point L3847-1(lines 3843 3896) no Hoare annotation was computed. [2022-07-19 23:47:20,341 INFO L899 garLoopResultBuilder]: For program point L3847(lines 3847 3889) no Hoare annotation was computed. [2022-07-19 23:47:20,342 INFO L899 garLoopResultBuilder]: For program point L4178(lines 4178 4181) no Hoare annotation was computed. [2022-07-19 23:47:20,342 INFO L899 garLoopResultBuilder]: For program point L4178-2(lines 4178 4181) no Hoare annotation was computed. [2022-07-19 23:47:20,342 INFO L899 garLoopResultBuilder]: For program point L4046(lines 4046 4049) no Hoare annotation was computed. [2022-07-19 23:47:20,342 INFO L899 garLoopResultBuilder]: For program point L4079(lines 4079 4087) no Hoare annotation was computed. [2022-07-19 23:47:20,342 INFO L899 garLoopResultBuilder]: For program point L4079-2(lines 4079 4087) no Hoare annotation was computed. [2022-07-19 23:47:20,342 INFO L895 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)) [2022-07-19 23:47:20,342 INFO L895 garLoopResultBuilder]: At program point L3881(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,342 INFO L899 garLoopResultBuilder]: For program point L3848-1(lines 3848 3849) no Hoare annotation was computed. [2022-07-19 23:47:20,342 INFO L895 garLoopResultBuilder]: At program point L4245(line 4245) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-19 23:47:20,343 INFO L899 garLoopResultBuilder]: For program point L4245-1(line 4245) no Hoare annotation was computed. [2022-07-19 23:47:20,343 INFO L895 garLoopResultBuilder]: At program point L4080(lines 4080 4081) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,343 INFO L899 garLoopResultBuilder]: For program point L4080-1(lines 4080 4081) no Hoare annotation was computed. [2022-07-19 23:47:20,343 INFO L895 garLoopResultBuilder]: At program point L3453(lines 3434 3459) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,343 INFO L895 garLoopResultBuilder]: At program point L4279(line 4279) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,343 INFO L899 garLoopResultBuilder]: For program point L4279-1(line 4279) no Hoare annotation was computed. [2022-07-19 23:47:20,343 INFO L902 garLoopResultBuilder]: At program point L4345(lines 4244 4366) the Hoare annotation is: true [2022-07-19 23:47:20,343 INFO L899 garLoopResultBuilder]: For program point L3850(lines 3850 3859) no Hoare annotation was computed. [2022-07-19 23:47:20,343 INFO L899 garLoopResultBuilder]: For program point L4082(lines 4082 4085) no Hoare annotation was computed. [2022-07-19 23:47:20,343 INFO L895 garLoopResultBuilder]: At program point L3884(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,344 INFO L899 garLoopResultBuilder]: For program point L3851-1(line 3851) no Hoare annotation was computed. [2022-07-19 23:47:20,344 INFO L895 garLoopResultBuilder]: At program point L3851(line 3851) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2022-07-19 23:47:20,344 INFO L895 garLoopResultBuilder]: At program point L4512(lines 4511 4513) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,344 INFO L895 garLoopResultBuilder]: At program point L3455(lines 3434 3459) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,344 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-19 23:47:20,344 INFO L899 garLoopResultBuilder]: For program point L3191-1(line 3191) no Hoare annotation was computed. [2022-07-19 23:47:20,344 INFO L895 garLoopResultBuilder]: At program point L3191(line 3191) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,344 INFO L899 garLoopResultBuilder]: For program point L4116(lines 4116 4134) no Hoare annotation was computed. [2022-07-19 23:47:20,344 INFO L895 garLoopResultBuilder]: At program point L3191-2(lines 3189 3192) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,345 INFO L899 garLoopResultBuilder]: For program point L4149(lines 4149 4153) no Hoare annotation was computed. [2022-07-19 23:47:20,345 INFO L899 garLoopResultBuilder]: For program point L4149-2(lines 4149 4153) no Hoare annotation was computed. [2022-07-19 23:47:20,345 INFO L899 garLoopResultBuilder]: For program point L3951-1(line 3951) no Hoare annotation was computed. [2022-07-19 23:47:20,345 INFO L899 garLoopResultBuilder]: For program point L3918(lines 3918 3922) no Hoare annotation was computed. [2022-07-19 23:47:20,345 INFO L895 garLoopResultBuilder]: At program point L3951(line 3951) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,345 INFO L899 garLoopResultBuilder]: For program point L3852(lines 3852 3857) no Hoare annotation was computed. [2022-07-19 23:47:20,345 INFO L899 garLoopResultBuilder]: For program point L4216-1(line 4216) no Hoare annotation was computed. [2022-07-19 23:47:20,345 INFO L902 garLoopResultBuilder]: At program point L4183(lines 4173 4205) the Hoare annotation is: true [2022-07-19 23:47:20,345 INFO L895 garLoopResultBuilder]: At program point L4216(line 4216) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,345 INFO L899 garLoopResultBuilder]: For program point L4051-1(line 4051) no Hoare annotation was computed. [2022-07-19 23:47:20,346 INFO L895 garLoopResultBuilder]: At program point L4051(line 4051) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,346 INFO L895 garLoopResultBuilder]: At program point L3952(lines 3944 3954) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,346 INFO L895 garLoopResultBuilder]: At program point L3886(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,346 INFO L899 garLoopResultBuilder]: For program point L4052(lines 4052 4058) no Hoare annotation was computed. [2022-07-19 23:47:20,346 INFO L899 garLoopResultBuilder]: For program point L4052-2(lines 4052 4058) no Hoare annotation was computed. [2022-07-19 23:47:20,346 INFO L895 garLoopResultBuilder]: At program point L4515(lines 4514 4516) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,346 INFO L895 garLoopResultBuilder]: At program point L3458(lines 3429 3460) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,346 INFO L895 garLoopResultBuilder]: At program point L4251(line 4251) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-19 23:47:20,346 INFO L899 garLoopResultBuilder]: For program point L4251-1(line 4251) no Hoare annotation was computed. [2022-07-19 23:47:20,347 INFO L895 garLoopResultBuilder]: At program point L4218(line 4218) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,347 INFO L899 garLoopResultBuilder]: For program point L4317(line 4317) no Hoare annotation was computed. [2022-07-19 23:47:20,347 INFO L899 garLoopResultBuilder]: For program point L4284(line 4284) no Hoare annotation was computed. [2022-07-19 23:47:20,347 INFO L902 garLoopResultBuilder]: At program point L4185(lines 4173 4205) the Hoare annotation is: true [2022-07-19 23:47:20,347 INFO L899 garLoopResultBuilder]: For program point L4218-1(line 4218) no Hoare annotation was computed. [2022-07-19 23:47:20,347 INFO L899 garLoopResultBuilder]: For program point L4053(lines 4053 4056) no Hoare annotation was computed. [2022-07-19 23:47:20,347 INFO L899 garLoopResultBuilder]: For program point L4351(line 4351) no Hoare annotation was computed. [2022-07-19 23:47:20,347 INFO L902 garLoopResultBuilder]: At program point L4318(line 4318) the Hoare annotation is: true [2022-07-19 23:47:20,347 INFO L899 garLoopResultBuilder]: For program point L4285(lines 4285 4290) no Hoare annotation was computed. [2022-07-19 23:47:20,348 INFO L895 garLoopResultBuilder]: At program point L3162(lines 3156 3164) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,348 INFO L895 garLoopResultBuilder]: At program point L3856(line 3856) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2022-07-19 23:47:20,348 INFO L899 garLoopResultBuilder]: For program point L3856-1(line 3856) no Hoare annotation was computed. [2022-07-19 23:47:20,348 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-19 23:47:20,348 INFO L902 garLoopResultBuilder]: At program point L4352(line 4352) the Hoare annotation is: true [2022-07-19 23:47:20,348 INFO L895 garLoopResultBuilder]: At program point L4220(lines 4211 4222) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,348 INFO L895 garLoopResultBuilder]: At program point L4088(lines 4030 4090) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,348 INFO L899 garLoopResultBuilder]: For program point L3923(lines 3923 3927) no Hoare annotation was computed. [2022-07-19 23:47:20,348 INFO L895 garLoopResultBuilder]: At program point L3923-2(lines 3923 3927) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,349 INFO L899 garLoopResultBuilder]: For program point L4122(lines 4122 4125) no Hoare annotation was computed. [2022-07-19 23:47:20,349 INFO L895 garLoopResultBuilder]: At program point L4155(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,349 INFO L899 garLoopResultBuilder]: For program point L4122-2(lines 4122 4125) no Hoare annotation was computed. [2022-07-19 23:47:20,349 INFO L895 garLoopResultBuilder]: At program point L3924(line 3924) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,349 INFO L899 garLoopResultBuilder]: For program point L3924-1(line 3924) no Hoare annotation was computed. [2022-07-19 23:47:20,349 INFO L895 garLoopResultBuilder]: At program point L4519(lines 4518 4520) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,349 INFO L895 garLoopResultBuilder]: At program point L4387(lines 4377 4389) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,349 INFO L895 garLoopResultBuilder]: At program point L3330(lines 3324 3332) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,349 INFO L899 garLoopResultBuilder]: For program point L4189-1(line 4189) no Hoare annotation was computed. [2022-07-19 23:47:20,350 INFO L902 garLoopResultBuilder]: At program point L4189(line 4189) the Hoare annotation is: true [2022-07-19 23:47:20,350 INFO L899 garLoopResultBuilder]: For program point L4123-1(line 4123) no Hoare annotation was computed. [2022-07-19 23:47:20,350 INFO L895 garLoopResultBuilder]: At program point L4123(line 4123) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,350 INFO L895 garLoopResultBuilder]: At program point L3199(lines 3194 3201) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,350 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-19 23:47:20,350 INFO L895 garLoopResultBuilder]: At program point L4157(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,350 INFO L902 garLoopResultBuilder]: At program point L4488(lines 4487 4489) the Hoare annotation is: true [2022-07-19 23:47:20,350 INFO L895 garLoopResultBuilder]: At program point L4257(line 4257) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-19 23:47:20,350 INFO L899 garLoopResultBuilder]: For program point L4257-1(line 4257) no Hoare annotation was computed. [2022-07-19 23:47:20,350 INFO L899 garLoopResultBuilder]: For program point L4324(line 4324) no Hoare annotation was computed. [2022-07-19 23:47:20,351 INFO L899 garLoopResultBuilder]: For program point L3928(line 3928) no Hoare annotation was computed. [2022-07-19 23:47:20,351 INFO L895 garLoopResultBuilder]: At program point L3895(lines 3833 3897) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,351 INFO L899 garLoopResultBuilder]: For program point L4556(lines 4556 4558) no Hoare annotation was computed. [2022-07-19 23:47:20,351 INFO L899 garLoopResultBuilder]: For program point L4358(line 4358) no Hoare annotation was computed. [2022-07-19 23:47:20,351 INFO L895 garLoopResultBuilder]: At program point L4259(line 4259) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-19 23:47:20,351 INFO L899 garLoopResultBuilder]: For program point L4259-1(line 4259) no Hoare annotation was computed. [2022-07-19 23:47:20,351 INFO L899 garLoopResultBuilder]: For program point L4325(lines 4325 4356) no Hoare annotation was computed. [2022-07-19 23:47:20,351 INFO L899 garLoopResultBuilder]: For program point L4292(line 4292) no Hoare annotation was computed. [2022-07-19 23:47:20,351 INFO L895 garLoopResultBuilder]: At program point L4127(lines 4116 4133) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,352 INFO L902 garLoopResultBuilder]: At program point L4359(line 4359) the Hoare annotation is: true [2022-07-19 23:47:20,352 INFO L899 garLoopResultBuilder]: For program point L4293(lines 4293 4297) no Hoare annotation was computed. [2022-07-19 23:47:20,352 INFO L899 garLoopResultBuilder]: For program point L4194(lines 4194 4197) no Hoare annotation was computed. [2022-07-19 23:47:20,352 INFO L899 garLoopResultBuilder]: For program point L4194-2(lines 4194 4197) no Hoare annotation was computed. [2022-07-19 23:47:20,352 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-19 23:47:20,352 INFO L895 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,352 INFO L899 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2022-07-19 23:47:20,352 INFO L899 garLoopResultBuilder]: For program point L4327(lines 4327 4353) no Hoare annotation was computed. [2022-07-19 23:47:20,352 INFO L899 garLoopResultBuilder]: For program point L4195-1(line 4195) no Hoare annotation was computed. [2022-07-19 23:47:20,353 INFO L895 garLoopResultBuilder]: At program point L4195(line 4195) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2022-07-19 23:47:20,353 INFO L895 garLoopResultBuilder]: At program point L4129(lines 4116 4133) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,353 INFO L899 garLoopResultBuilder]: For program point L4063-1(lines 4063 4071) no Hoare annotation was computed. [2022-07-19 23:47:20,353 INFO L899 garLoopResultBuilder]: For program point L4063(lines 4063 4071) no Hoare annotation was computed. [2022-07-19 23:47:20,353 INFO L899 garLoopResultBuilder]: For program point L3931(lines 3931 3937) no Hoare annotation was computed. [2022-07-19 23:47:20,353 INFO L899 garLoopResultBuilder]: For program point L3865(lines 3865 3868) no Hoare annotation was computed. [2022-07-19 23:47:20,353 INFO L895 garLoopResultBuilder]: At program point L4361(lines 4244 4366) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,353 INFO L899 garLoopResultBuilder]: For program point L4328(line 4328) no Hoare annotation was computed. [2022-07-19 23:47:20,353 INFO L895 garLoopResultBuilder]: At program point L4163(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,353 INFO L895 garLoopResultBuilder]: At program point L3932(line 3932) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,354 INFO L899 garLoopResultBuilder]: For program point L3932-1(line 3932) no Hoare annotation was computed. [2022-07-19 23:47:20,354 INFO L902 garLoopResultBuilder]: At program point L4494(lines 4493 4495) the Hoare annotation is: true [2022-07-19 23:47:20,354 INFO L895 garLoopResultBuilder]: At program point L4461-2(lines 4460 4462) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,354 INFO L895 garLoopResultBuilder]: At program point L4461(line 4461) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,354 INFO L899 garLoopResultBuilder]: For program point L4461-1(line 4461) no Hoare annotation was computed. [2022-07-19 23:47:20,354 INFO L899 garLoopResultBuilder]: For program point L4329(lines 4329 4334) no Hoare annotation was computed. [2022-07-19 23:47:20,354 INFO L895 garLoopResultBuilder]: At program point L3173(lines 3170 3175) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:47:20,354 INFO L902 garLoopResultBuilder]: At program point L3745(lines 3726 3754) the Hoare annotation is: true [2022-07-19 23:47:20,354 INFO L899 garLoopResultBuilder]: For program point xsFINAL(lines 3718 3755) no Hoare annotation was computed. [2022-07-19 23:47:20,355 INFO L902 garLoopResultBuilder]: At program point L3743(lines 3726 3754) the Hoare annotation is: true [2022-07-19 23:47:20,355 INFO L899 garLoopResultBuilder]: For program point xsEXIT(lines 3718 3755) no Hoare annotation was computed. [2022-07-19 23:47:20,355 INFO L895 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$.offset)|)) (not (= ~ldv_spin~0 0))) [2022-07-19 23:47:20,355 INFO L899 garLoopResultBuilder]: For program point L3734(lines 3734 3741) no Hoare annotation was computed. [2022-07-19 23:47:20,355 INFO L899 garLoopResultBuilder]: For program point L3734-2(lines 3734 3741) no Hoare annotation was computed. [2022-07-19 23:47:20,355 INFO L899 garLoopResultBuilder]: For program point L3748(lines 3748 3751) no Hoare annotation was computed. [2022-07-19 23:47:20,355 INFO L899 garLoopResultBuilder]: For program point L3748-2(lines 3748 3751) no Hoare annotation was computed. [2022-07-19 23:47:20,355 INFO L899 garLoopResultBuilder]: For program point pg_identifyEXIT(lines 3756 3798) no Hoare annotation was computed. [2022-07-19 23:47:20,355 INFO L895 garLoopResultBuilder]: At program point pg_identifyENTRY(lines 3756 3798) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3615)| abs_3615) (= |old(abs_3617)| abs_3617) (= |old(#valid)| |#valid|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-19 23:47:20,356 INFO L902 garLoopResultBuilder]: At program point L3790(line 3790) the Hoare annotation is: true [2022-07-19 23:47:20,356 INFO L899 garLoopResultBuilder]: For program point L3791(line 3791) no Hoare annotation was computed. [2022-07-19 23:47:20,356 INFO L899 garLoopResultBuilder]: For program point L3789(lines 3789 3795) no Hoare annotation was computed. [2022-07-19 23:47:20,356 INFO L902 garLoopResultBuilder]: At program point L3790-1(line 3790) the Hoare annotation is: true [2022-07-19 23:47:20,356 INFO L899 garLoopResultBuilder]: For program point L3789-2(lines 3789 3795) no Hoare annotation was computed. [2022-07-19 23:47:20,356 INFO L902 garLoopResultBuilder]: At program point L3784(line 3784) the Hoare annotation is: true [2022-07-19 23:47:20,356 INFO L899 garLoopResultBuilder]: For program point L3785(lines 3785 3788) no Hoare annotation was computed. [2022-07-19 23:47:20,356 INFO L899 garLoopResultBuilder]: For program point L3784-1(line 3784) no Hoare annotation was computed. [2022-07-19 23:47:20,356 INFO L899 garLoopResultBuilder]: For program point L3780(lines 3780 3783) no Hoare annotation was computed. [2022-07-19 23:47:20,356 INFO L899 garLoopResultBuilder]: For program point pg_identifyFINAL(lines 3756 3798) no Hoare annotation was computed. [2022-07-19 23:47:20,357 INFO L899 garLoopResultBuilder]: For program point L3779-1(line 3779) no Hoare annotation was computed. [2022-07-19 23:47:20,357 INFO L902 garLoopResultBuilder]: At program point L3779(line 3779) the Hoare annotation is: true [2022-07-19 23:47:20,357 INFO L899 garLoopResultBuilder]: For program point pi_write_blockEXIT(lines 4541 4543) no Hoare annotation was computed. [2022-07-19 23:47:20,357 INFO L902 garLoopResultBuilder]: At program point pi_write_blockENTRY(lines 4541 4543) the Hoare annotation is: true [2022-07-19 23:47:20,357 INFO L899 garLoopResultBuilder]: For program point pi_write_blockFINAL(lines 4541 4543) no Hoare annotation was computed. [2022-07-19 23:47:20,357 INFO L902 garLoopResultBuilder]: At program point L3180(line 3180) the Hoare annotation is: true [2022-07-19 23:47:20,357 INFO L902 garLoopResultBuilder]: At program point IS_ERRENTRY(lines 3176 3183) the Hoare annotation is: true [2022-07-19 23:47:20,357 INFO L899 garLoopResultBuilder]: For program point IS_ERRFINAL(lines 3176 3183) no Hoare annotation was computed. [2022-07-19 23:47:20,357 INFO L899 garLoopResultBuilder]: For program point L3180-1(line 3180) no Hoare annotation was computed. [2022-07-19 23:47:20,358 INFO L899 garLoopResultBuilder]: For program point IS_ERREXIT(lines 3176 3183) no Hoare annotation was computed. [2022-07-19 23:47:20,360 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:47:20,362 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-19 23:47:20,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 11:47:20 BoogieIcfgContainer [2022-07-19 23:47:20,377 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-19 23:47:20,378 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-19 23:47:20,378 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-19 23:47:20,378 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-19 23:47:20,379 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:47:04" (3/4) ... [2022-07-19 23:47:20,383 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-19 23:47:20,388 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2022-07-19 23:47:20,388 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_release [2022-07-19 23:47:20,388 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_init [2022-07-19 23:47:20,388 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2022-07-19 23:47:20,388 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2022-07-19 23:47:20,388 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_regr [2022-07-19 23:47:20,389 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2022-07-19 23:47:20,389 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_disconnect [2022-07-19 23:47:20,389 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2022-07-19 23:47:20,389 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2022-07-19 23:47:20,389 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2022-07-19 23:47:20,389 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2022-07-19 23:47:20,389 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2022-07-19 23:47:20,389 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2022-07-19 23:47:20,389 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-19 23:47:20,389 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2022-07-19 23:47:20,390 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_connect [2022-07-19 23:47:20,390 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_to_user [2022-07-19 23:47:20,390 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-07-19 23:47:20,390 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2022-07-19 23:47:20,390 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-07-19 23:47:20,390 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2022-07-19 23:47:20,390 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2022-07-19 23:47:20,390 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-19 23:47:20,390 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_20 [2022-07-19 23:47:20,390 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2022-07-19 23:47:20,390 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-19 23:47:20,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2022-07-19 23:47:20,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2022-07-19 23:47:20,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2022-07-19 23:47:20,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2022-07-19 23:47:20,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_block [2022-07-19 23:47:20,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2022-07-19 23:47:20,415 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 225 nodes and edges [2022-07-19 23:47:20,417 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 91 nodes and edges [2022-07-19 23:47:20,418 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-07-19 23:47:20,420 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-07-19 23:47:20,421 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-19 23:47:20,422 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-19 23:47:20,424 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-19 23:47:20,448 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 [2022-07-19 23:47:20,448 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 [2022-07-19 23:47:20,523 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-19 23:47:20,523 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-19 23:47:20,524 INFO L158 Benchmark]: Toolchain (without parser) took 18990.75ms. Allocated memory was 121.6MB in the beginning and 398.5MB in the end (delta: 276.8MB). Free memory was 75.2MB in the beginning and 337.0MB in the end (delta: -261.8MB). Peak memory consumption was 244.5MB. Max. memory is 16.1GB. [2022-07-19 23:47:20,524 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 121.6MB. Free memory is still 97.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 23:47:20,524 INFO L158 Benchmark]: CACSL2BoogieTranslator took 910.91ms. Allocated memory was 121.6MB in the beginning and 161.5MB in the end (delta: 39.8MB). Free memory was 75.0MB in the beginning and 103.3MB in the end (delta: -28.3MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2022-07-19 23:47:20,524 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.44ms. Allocated memory is still 161.5MB. Free memory was 103.3MB in the beginning and 94.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-19 23:47:20,524 INFO L158 Benchmark]: Boogie Preprocessor took 131.49ms. Allocated memory is still 161.5MB. Free memory was 94.9MB in the beginning and 86.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-19 23:47:20,525 INFO L158 Benchmark]: RCFGBuilder took 1573.18ms. Allocated memory was 161.5MB in the beginning and 237.0MB in the end (delta: 75.5MB). Free memory was 86.5MB in the beginning and 169.7MB in the end (delta: -83.2MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2022-07-19 23:47:20,525 INFO L158 Benchmark]: TraceAbstraction took 16127.01ms. Allocated memory was 237.0MB in the beginning and 398.5MB in the end (delta: 161.5MB). Free memory was 168.7MB in the beginning and 128.4MB in the end (delta: 40.3MB). Peak memory consumption was 202.8MB. Max. memory is 16.1GB. [2022-07-19 23:47:20,525 INFO L158 Benchmark]: Witness Printer took 145.40ms. Allocated memory is still 398.5MB. Free memory was 128.4MB in the beginning and 337.0MB in the end (delta: -208.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-07-19 23:47:20,526 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 121.6MB. Free memory is still 97.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 910.91ms. Allocated memory was 121.6MB in the beginning and 161.5MB in the end (delta: 39.8MB). Free memory was 75.0MB in the beginning and 103.3MB in the end (delta: -28.3MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.44ms. Allocated memory is still 161.5MB. Free memory was 103.3MB in the beginning and 94.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 131.49ms. Allocated memory is still 161.5MB. Free memory was 94.9MB in the beginning and 86.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1573.18ms. Allocated memory was 161.5MB in the beginning and 237.0MB in the end (delta: 75.5MB). Free memory was 86.5MB in the beginning and 169.7MB in the end (delta: -83.2MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. * TraceAbstraction took 16127.01ms. Allocated memory was 237.0MB in the beginning and 398.5MB in the end (delta: 161.5MB). Free memory was 168.7MB in the beginning and 128.4MB in the end (delta: 40.3MB). Peak memory consumption was 202.8MB. Max. memory is 16.1GB. * Witness Printer took 145.40ms. Allocated memory is still 398.5MB. Free memory was 128.4MB in the beginning and 337.0MB in the end (delta: -208.7MB). Peak memory consumption was 21.0MB. 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, 492 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 16.0s, OverallIterations: 7, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 8.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1444 SdHoareTripleChecker+Valid, 7.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1334 mSDsluCounter, 11314 SdHoareTripleChecker+Invalid, 7.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6678 mSDsCounter, 289 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3026 IncrementalHoareTripleChecker+Invalid, 3315 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 289 mSolverCounterUnsat, 4636 mSDtfsCounter, 3026 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1233 GetRequests, 1188 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=779occurred 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, 252 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 195 LocationsWithAnnotation, 3363 PreInvPairs, 3571 NumberOfFragments, 787 HoareAnnotationTreeSize, 3363 FomulaSimplifications, 840 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 195 FomulaSimplificationsInter, 1690 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 2082 NumberOfCodeBlocks, 2082 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2070 ConstructedInterpolants, 0 QuantifiedInterpolants, 3232 SizeOfPredicates, 0 NumberOfNonLiveVariables, 10019 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! [2022-07-19 23:47:20,569 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