./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6f3161-f6cc-4af1-bb6b-6795d0030d26/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6f3161-f6cc-4af1-bb6b-6795d0030d26/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6f3161-f6cc-4af1-bb6b-6795d0030d26/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6f3161-f6cc-4af1-bb6b-6795d0030d26/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6f3161-f6cc-4af1-bb6b-6795d0030d26/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6f3161-f6cc-4af1-bb6b-6795d0030d26/bin/uautomizer-Z5i5R5N3CC --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 c4f7d34c4a0552e58d85f842956bb328d1bfb90d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:28:05,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:28:05,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:28:06,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:28:06,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:28:06,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:28:06,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:28:06,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:28:06,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:28:06,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:28:06,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:28:06,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:28:06,030 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:28:06,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:28:06,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:28:06,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:28:06,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:28:06,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:28:06,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:28:06,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:28:06,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:28:06,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:28:06,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:28:06,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:28:06,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:28:06,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:28:06,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:28:06,074 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:28:06,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:28:06,076 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:28:06,077 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:28:06,078 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:28:06,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:28:06,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:28:06,084 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:28:06,084 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:28:06,085 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:28:06,085 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:28:06,086 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:28:06,087 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:28:06,088 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:28:06,089 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6f3161-f6cc-4af1-bb6b-6795d0030d26/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-11 00:28:06,140 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:28:06,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:28:06,143 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:28:06,143 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:28:06,143 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:28:06,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:28:06,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:28:06,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:28:06,144 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:28:06,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:28:06,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:28:06,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:28:06,146 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:28:06,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:28:06,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:28:06,147 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:28:06,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:28:06,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:28:06,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:28:06,148 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:28:06,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:28:06,149 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:28:06,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:28:06,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:28:06,150 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:28:06,150 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6f3161-f6cc-4af1-bb6b-6795d0030d26/bin/uautomizer-Z5i5R5N3CC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6f3161-f6cc-4af1-bb6b-6795d0030d26/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c4f7d34c4a0552e58d85f842956bb328d1bfb90d [2021-10-11 00:28:06,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:28:06,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:28:06,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:28:06,482 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:28:06,483 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:28:06,484 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6f3161-f6cc-4af1-bb6b-6795d0030d26/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2021-10-11 00:28:06,563 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6f3161-f6cc-4af1-bb6b-6795d0030d26/bin/uautomizer-Z5i5R5N3CC/data/43654fe56/49e77d85d9ee4b929918d3b0062c66b6/FLAG7f4128802 [2021-10-11 00:28:07,205 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:28:07,207 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6f3161-f6cc-4af1-bb6b-6795d0030d26/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2021-10-11 00:28:07,252 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6f3161-f6cc-4af1-bb6b-6795d0030d26/bin/uautomizer-Z5i5R5N3CC/data/43654fe56/49e77d85d9ee4b929918d3b0062c66b6/FLAG7f4128802 [2021-10-11 00:28:07,389 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6f3161-f6cc-4af1-bb6b-6795d0030d26/bin/uautomizer-Z5i5R5N3CC/data/43654fe56/49e77d85d9ee4b929918d3b0062c66b6 [2021-10-11 00:28:07,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:28:07,394 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:28:07,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:28:07,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:28:07,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:28:07,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:28:07" (1/1) ... [2021-10-11 00:28:07,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79418a62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:07, skipping insertion in model container [2021-10-11 00:28:07,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:28:07" (1/1) ... [2021-10-11 00:28:07,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:28:07,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:28:08,190 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6f3161-f6cc-4af1-bb6b-6795d0030d26/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i[87203,87216] [2021-10-11 00:28:08,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:28:08,255 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:28:08,450 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6f3161-f6cc-4af1-bb6b-6795d0030d26/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i[87203,87216] [2021-10-11 00:28:08,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:28:08,570 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:28:08,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:08 WrapperNode [2021-10-11 00:28:08,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:28:08,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:28:08,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:28:08,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:28:08,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:08" (1/1) ... [2021-10-11 00:28:08,646 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:08" (1/1) ... [2021-10-11 00:28:08,715 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:28:08,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:28:08,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:28:08,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:28:08,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:08" (1/1) ... [2021-10-11 00:28:08,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:08" (1/1) ... [2021-10-11 00:28:08,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:08" (1/1) ... [2021-10-11 00:28:08,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:08" (1/1) ... [2021-10-11 00:28:08,800 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:08" (1/1) ... [2021-10-11 00:28:08,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:08" (1/1) ... [2021-10-11 00:28:08,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:08" (1/1) ... [2021-10-11 00:28:08,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:28:08,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:28:08,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:28:08,833 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:28:08,834 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:08" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6f3161-f6cc-4af1-bb6b-6795d0030d26/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:28:08,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-11 00:28:08,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:28:08,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-11 00:28:08,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-11 00:28:08,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 00:28:08,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-11 00:28:08,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-11 00:28:08,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:28:08,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-11 00:28:08,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:28:08,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:28:10,070 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:28:10,071 INFO L299 CfgBuilder]: Removed 112 assume(true) statements. [2021-10-11 00:28:10,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:28:10 BoogieIcfgContainer [2021-10-11 00:28:10,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:28:10,076 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:28:10,076 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:28:10,079 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:28:10,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:28:07" (1/3) ... [2021-10-11 00:28:10,081 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20a35d0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:28:10, skipping insertion in model container [2021-10-11 00:28:10,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:08" (2/3) ... [2021-10-11 00:28:10,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20a35d0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:28:10, skipping insertion in model container [2021-10-11 00:28:10,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:28:10" (3/3) ... [2021-10-11 00:28:10,084 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2021-10-11 00:28:10,099 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:28:10,102 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 00:28:10,113 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-11 00:28:10,152 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:28:10,152 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:28:10,152 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:28:10,152 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:28:10,152 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:28:10,153 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:28:10,153 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:28:10,153 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:28:10,173 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states. [2021-10-11 00:28:10,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-11 00:28:10,177 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:28:10,178 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:28:10,178 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:28:10,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:28:10,184 INFO L82 PathProgramCache]: Analyzing trace with hash 1318229169, now seen corresponding path program 1 times [2021-10-11 00:28:10,192 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:28:10,193 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262738094] [2021-10-11 00:28:10,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:28:10,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:28:10,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:28:10,563 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262738094] [2021-10-11 00:28:10,565 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:28:10,565 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:28:10,566 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618405945] [2021-10-11 00:28:10,570 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:28:10,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:28:10,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:28:10,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:28:10,584 INFO L87 Difference]: Start difference. First operand 93 states. Second operand 3 states. [2021-10-11 00:28:10,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:28:10,687 INFO L93 Difference]: Finished difference Result 197 states and 264 transitions. [2021-10-11 00:28:10,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:28:10,689 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2021-10-11 00:28:10,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:28:10,700 INFO L225 Difference]: With dead ends: 197 [2021-10-11 00:28:10,700 INFO L226 Difference]: Without dead ends: 99 [2021-10-11 00:28:10,704 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:28:10,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2021-10-11 00:28:10,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2021-10-11 00:28:10,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2021-10-11 00:28:10,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 124 transitions. [2021-10-11 00:28:10,748 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 124 transitions. Word has length 14 [2021-10-11 00:28:10,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:28:10,749 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 124 transitions. [2021-10-11 00:28:10,749 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:28:10,749 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 124 transitions. [2021-10-11 00:28:10,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 00:28:10,750 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:28:10,750 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:28:10,751 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:28:10,751 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:28:10,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:28:10,752 INFO L82 PathProgramCache]: Analyzing trace with hash 449689023, now seen corresponding path program 1 times [2021-10-11 00:28:10,752 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:28:10,752 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833310913] [2021-10-11 00:28:10,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:28:10,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:28:10,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:28:10,874 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833310913] [2021-10-11 00:28:10,874 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:28:10,874 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:28:10,875 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736813054] [2021-10-11 00:28:10,876 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:28:10,876 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:28:10,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:28:10,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:28:10,877 INFO L87 Difference]: Start difference. First operand 99 states and 124 transitions. Second operand 3 states. [2021-10-11 00:28:10,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:28:10,936 INFO L93 Difference]: Finished difference Result 105 states and 128 transitions. [2021-10-11 00:28:10,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:28:10,940 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 00:28:10,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:28:10,942 INFO L225 Difference]: With dead ends: 105 [2021-10-11 00:28:10,942 INFO L226 Difference]: Without dead ends: 102 [2021-10-11 00:28:10,943 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:28:10,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2021-10-11 00:28:10,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 99. [2021-10-11 00:28:10,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2021-10-11 00:28:10,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 123 transitions. [2021-10-11 00:28:10,956 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 123 transitions. Word has length 22 [2021-10-11 00:28:10,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:28:10,957 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 123 transitions. [2021-10-11 00:28:10,957 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:28:10,957 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 123 transitions. [2021-10-11 00:28:10,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 00:28:10,958 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:28:10,958 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:28:10,958 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:28:10,958 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:28:10,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:28:10,959 INFO L82 PathProgramCache]: Analyzing trace with hash 449748605, now seen corresponding path program 1 times [2021-10-11 00:28:10,959 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:28:10,960 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454684083] [2021-10-11 00:28:10,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:28:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:28:11,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:28:11,065 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454684083] [2021-10-11 00:28:11,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:28:11,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:28:11,067 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825158592] [2021-10-11 00:28:11,070 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:28:11,071 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:28:11,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:28:11,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:28:11,076 INFO L87 Difference]: Start difference. First operand 99 states and 123 transitions. Second operand 3 states. [2021-10-11 00:28:11,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:28:11,093 INFO L93 Difference]: Finished difference Result 99 states and 123 transitions. [2021-10-11 00:28:11,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:28:11,094 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 00:28:11,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:28:11,094 INFO L225 Difference]: With dead ends: 99 [2021-10-11 00:28:11,094 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:28:11,095 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:28:11,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:28:11,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:28:11,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:28:11,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:28:11,096 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2021-10-11 00:28:11,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:28:11,096 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:28:11,097 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:28:11,097 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:28:11,097 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:28:11,097 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:28:11,099 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:28:11,601 INFO L262 CegarLoopResult]: For program point L3041(lines 3041 3072) no Hoare annotation was computed. [2021-10-11 00:28:11,602 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:28:11,602 INFO L258 CegarLoopResult]: At program point L2877(lines 2871 2879) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,602 INFO L258 CegarLoopResult]: At program point L3208(lines 3207 3209) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,602 INFO L258 CegarLoopResult]: At program point L3208-2(lines 3207 3209) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,603 INFO L258 CegarLoopResult]: At program point L3208-1(lines 3207 3209) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,603 INFO L262 CegarLoopResult]: For program point L3043(lines 3043 3069) no Hoare annotation was computed. [2021-10-11 00:28:11,603 INFO L262 CegarLoopResult]: For program point L2961(lines 2961 2966) no Hoare annotation was computed. [2021-10-11 00:28:11,603 INFO L258 CegarLoopResult]: At program point L2895(lines 2889 2897) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,603 INFO L258 CegarLoopResult]: At program point L3242(lines 3241 3243) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,604 INFO L262 CegarLoopResult]: For program point L3044(line 3044) no Hoare annotation was computed. [2021-10-11 00:28:11,604 INFO L258 CegarLoopResult]: At program point L3077(lines 3033 3082) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,604 INFO L258 CegarLoopResult]: At program point L3226(lines 3225 3227) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,604 INFO L258 CegarLoopResult]: At program point L3061(lines 3187 3190) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-10-11 00:28:11,604 INFO L262 CegarLoopResult]: For program point L2929(lines 2929 2933) no Hoare annotation was computed. [2021-10-11 00:28:11,604 INFO L262 CegarLoopResult]: For program point L2929-2(lines 2920 2934) no Hoare annotation was computed. [2021-10-11 00:28:11,605 INFO L262 CegarLoopResult]: For program point L3045(lines 3045 3050) no Hoare annotation was computed. [2021-10-11 00:28:11,605 INFO L258 CegarLoopResult]: At program point L3211(lines 3210 3212) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,605 INFO L258 CegarLoopResult]: At program point L2766(lines 2761 2768) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,605 INFO L258 CegarLoopResult]: At program point L3245-1(lines 3244 3246) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,605 INFO L258 CegarLoopResult]: At program point L3245(lines 2954 2959) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,606 INFO L258 CegarLoopResult]: At program point L2766-1(lines 2761 2768) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,606 INFO L258 CegarLoopResult]: At program point L3245-3(lines 3244 3246) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,606 INFO L258 CegarLoopResult]: At program point L3245-2(lines 3244 3246) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,606 INFO L258 CegarLoopResult]: At program point L3245-5(lines 3244 3246) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,606 INFO L258 CegarLoopResult]: At program point L3245-4(lines 3244 3246) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,607 INFO L258 CegarLoopResult]: At program point L3014(lines 2942 3016) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,607 INFO L262 CegarLoopResult]: For program point L2981(lines 2981 2988) no Hoare annotation was computed. [2021-10-11 00:28:11,607 INFO L265 CegarLoopResult]: At program point L2849-1(lines 2848 2851) the Hoare annotation is: true [2021-10-11 00:28:11,607 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:28:11,607 INFO L265 CegarLoopResult]: At program point L2849(lines 2848 2851) the Hoare annotation is: true [2021-10-11 00:28:11,607 INFO L258 CegarLoopResult]: At program point L3196(lines 3195 3197) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,608 INFO L265 CegarLoopResult]: At program point L3081(lines 3029 3083) the Hoare annotation is: true [2021-10-11 00:28:11,608 INFO L262 CegarLoopResult]: For program point L2784(lines 2784 2791) no Hoare annotation was computed. [2021-10-11 00:28:11,608 INFO L262 CegarLoopResult]: For program point L2784-2(lines 2784 2791) no Hoare annotation was computed. [2021-10-11 00:28:11,608 INFO L258 CegarLoopResult]: At program point L3230(lines 3229 3231) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,608 INFO L262 CegarLoopResult]: For program point L2784-1(lines 2784 2791) no Hoare annotation was computed. [2021-10-11 00:28:11,608 INFO L258 CegarLoopResult]: At program point L2751(lines 2746 2753) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,609 INFO L262 CegarLoopResult]: For program point L2784-4(lines 2784 2791) no Hoare annotation was computed. [2021-10-11 00:28:11,609 INFO L262 CegarLoopResult]: For program point L2784-3(lines 2784 2791) no Hoare annotation was computed. [2021-10-11 00:28:11,609 INFO L258 CegarLoopResult]: At program point L3214(lines 3213 3215) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,609 INFO L258 CegarLoopResult]: At program point L2868(lines 2862 2870) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,609 INFO L258 CegarLoopResult]: At program point L3248(lines 3247 3249) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,610 INFO L258 CegarLoopResult]: At program point L3248-1(lines 3247 3249) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,610 INFO L258 CegarLoopResult]: At program point L3199(lines 2911 2938) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,610 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:28:11,610 INFO L262 CegarLoopResult]: For program point L3067(line 3067) no Hoare annotation was computed. [2021-10-11 00:28:11,610 INFO L262 CegarLoopResult]: For program point L3001(lines 3001 3005) no Hoare annotation was computed. [2021-10-11 00:28:11,610 INFO L262 CegarLoopResult]: For program point L3001-2(lines 2950 3015) no Hoare annotation was computed. [2021-10-11 00:28:11,611 INFO L258 CegarLoopResult]: At program point L2886(lines 2880 2888) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,611 INFO L262 CegarLoopResult]: For program point L3052(line 3052) no Hoare annotation was computed. [2021-10-11 00:28:11,611 INFO L262 CegarLoopResult]: For program point L2920(lines 2920 2934) no Hoare annotation was computed. [2021-10-11 00:28:11,611 INFO L258 CegarLoopResult]: At program point L3234(lines 3233 3235) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,611 INFO L262 CegarLoopResult]: For program point L2970(lines 2970 2990) no Hoare annotation was computed. [2021-10-11 00:28:11,611 INFO L262 CegarLoopResult]: For program point L2970-2(lines 2970 2990) no Hoare annotation was computed. [2021-10-11 00:28:11,612 INFO L258 CegarLoopResult]: At program point L3218(lines 3217 3219) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,612 INFO L262 CegarLoopResult]: For program point L3053(lines 3053 3065) no Hoare annotation was computed. [2021-10-11 00:28:11,612 INFO L258 CegarLoopResult]: At program point L3202(lines 3201 3203) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,612 INFO L258 CegarLoopResult]: At program point L3202-1(lines 3201 3203) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,612 INFO L262 CegarLoopResult]: For program point L2922(lines 2922 2926) no Hoare annotation was computed. [2021-10-11 00:28:11,612 INFO L258 CegarLoopResult]: At program point L2790(lines 2777 2793) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,613 INFO L258 CegarLoopResult]: At program point L2790-2(lines 2777 2793) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,613 INFO L258 CegarLoopResult]: At program point L2790-1(lines 2777 2793) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,613 INFO L258 CegarLoopResult]: At program point L2790-4(lines 2777 2793) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,613 INFO L258 CegarLoopResult]: At program point L2790-3(lines 2777 2793) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,613 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:28:11,614 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3089) no Hoare annotation was computed. [2021-10-11 00:28:11,614 INFO L262 CegarLoopResult]: For program point L2774(lines 2774 2776) no Hoare annotation was computed. [2021-10-11 00:28:11,614 INFO L262 CegarLoopResult]: For program point L2774-2(lines 2774 2776) no Hoare annotation was computed. [2021-10-11 00:28:11,614 INFO L262 CegarLoopResult]: For program point L2774-1(lines 2774 2776) no Hoare annotation was computed. [2021-10-11 00:28:11,614 INFO L262 CegarLoopResult]: For program point L2774-4(lines 2774 2776) no Hoare annotation was computed. [2021-10-11 00:28:11,614 INFO L262 CegarLoopResult]: For program point L2774-3(lines 2774 2776) no Hoare annotation was computed. [2021-10-11 00:28:11,615 INFO L265 CegarLoopResult]: At program point L3187(lines 3184 3193) the Hoare annotation is: true [2021-10-11 00:28:11,615 INFO L262 CegarLoopResult]: For program point L3088(line 3088) no Hoare annotation was computed. [2021-10-11 00:28:11,615 INFO L262 CegarLoopResult]: For program point L3055(lines 3055 3058) no Hoare annotation was computed. [2021-10-11 00:28:11,615 INFO L262 CegarLoopResult]: For program point L3055-2(lines 3053 3064) no Hoare annotation was computed. [2021-10-11 00:28:11,615 INFO L258 CegarLoopResult]: At program point L2758(lines 2754 2760) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,615 INFO L258 CegarLoopResult]: At program point L2758-1(lines 2754 2760) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,616 INFO L262 CegarLoopResult]: For program point L3039(lines 3039 3076) no Hoare annotation was computed. [2021-10-11 00:28:11,616 INFO L262 CegarLoopResult]: For program point L2775(line 2775) no Hoare annotation was computed. [2021-10-11 00:28:11,616 INFO L262 CegarLoopResult]: For program point L2775-2(line 2775) no Hoare annotation was computed. [2021-10-11 00:28:11,616 INFO L262 CegarLoopResult]: For program point L2775-4(line 2775) no Hoare annotation was computed. [2021-10-11 00:28:11,616 INFO L262 CegarLoopResult]: For program point L2775-6(line 2775) no Hoare annotation was computed. [2021-10-11 00:28:11,616 INFO L258 CegarLoopResult]: At program point L3023(lines 3017 3025) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,617 INFO L262 CegarLoopResult]: For program point L2775-8(line 2775) no Hoare annotation was computed. [2021-10-11 00:28:11,617 INFO L258 CegarLoopResult]: At program point L3238(lines 3237 3239) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,617 INFO L258 CegarLoopResult]: At program point L3205(lines 3204 3206) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,617 INFO L262 CegarLoopResult]: For program point L3040(line 3040) no Hoare annotation was computed. [2021-10-11 00:28:11,617 INFO L258 CegarLoopResult]: At program point L3222(lines 3221 3223) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,618 INFO L258 CegarLoopResult]: At program point L3255(lines 3254 3256) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,618 INFO L258 CegarLoopResult]: At program point L2743(lines 2739 2745) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,618 INFO L258 CegarLoopResult]: At program point L2727(lines 2724 2729) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1) (= ~ldv_retval_0~0 0)) [2021-10-11 00:28:11,618 INFO L262 CegarLoopResult]: For program point L3074(line 3074) no Hoare annotation was computed. [2021-10-11 00:28:11,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:28:11 BoogieIcfgContainer [2021-10-11 00:28:11,654 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:28:11,655 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:28:11,655 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:28:11,655 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:28:11,656 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:28:10" (3/4) ... [2021-10-11 00:28:11,659 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:28:11,680 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 66 nodes and edges [2021-10-11 00:28:11,682 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-10-11 00:28:11,683 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-11 00:28:11,685 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:28:11,686 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:28:11,821 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6f3161-f6cc-4af1-bb6b-6795d0030d26/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:28:11,821 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:28:11,823 INFO L168 Benchmark]: Toolchain (without parser) took 4428.05 ms. Allocated memory was 88.1 MB in the beginning and 157.3 MB in the end (delta: 69.2 MB). Free memory was 51.7 MB in the beginning and 67.8 MB in the end (delta: -16.1 MB). Peak memory consumption was 51.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:28:11,824 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 88.1 MB. Free memory was 44.3 MB in the beginning and 44.2 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:28:11,825 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1174.90 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 51.5 MB in the beginning and 73.1 MB in the end (delta: -21.6 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:28:11,825 INFO L168 Benchmark]: Boogie Procedure Inliner took 141.77 ms. Allocated memory is still 107.0 MB. Free memory was 73.1 MB in the beginning and 68.3 MB in the end (delta: 4.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:28:11,826 INFO L168 Benchmark]: Boogie Preprocessor took 115.75 ms. Allocated memory is still 107.0 MB. Free memory was 68.3 MB in the beginning and 64.8 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:28:11,826 INFO L168 Benchmark]: RCFGBuilder took 1241.24 ms. Allocated memory is still 107.0 MB. Free memory was 64.6 MB in the beginning and 51.3 MB in the end (delta: 13.3 MB). Peak memory consumption was 35.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:28:11,827 INFO L168 Benchmark]: TraceAbstraction took 1579.00 ms. Allocated memory was 107.0 MB in the beginning and 157.3 MB in the end (delta: 50.3 MB). Free memory was 50.8 MB in the beginning and 80.4 MB in the end (delta: -29.6 MB). Peak memory consumption was 37.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:28:11,828 INFO L168 Benchmark]: Witness Printer took 166.22 ms. Allocated memory is still 157.3 MB. Free memory was 80.4 MB in the beginning and 67.8 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:28:11,836 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 88.1 MB. Free memory was 44.3 MB in the beginning and 44.2 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1174.90 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 51.5 MB in the beginning and 73.1 MB in the end (delta: -21.6 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 141.77 ms. Allocated memory is still 107.0 MB. Free memory was 73.1 MB in the beginning and 68.3 MB in the end (delta: 4.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 115.75 ms. Allocated memory is still 107.0 MB. Free memory was 68.3 MB in the beginning and 64.8 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1241.24 ms. Allocated memory is still 107.0 MB. Free memory was 64.6 MB in the beginning and 51.3 MB in the end (delta: 13.3 MB). Peak memory consumption was 35.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1579.00 ms. Allocated memory was 107.0 MB in the beginning and 157.3 MB in the end (delta: 50.3 MB). Free memory was 50.8 MB in the beginning and 80.4 MB in the end (delta: -29.6 MB). Peak memory consumption was 37.1 MB. Max. memory is 16.1 GB. * Witness Printer took 166.22 ms. Allocated memory is still 157.3 MB. Free memory was 80.4 MB in the beginning and 67.8 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3089]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2777]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 2777]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 2777]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3213]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_retval_0 == 0 - InvariantResult [Line: 2911]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3217]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 2777]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3195]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 2777]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 2739]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 2848]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3221]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_retval_0 == 0 - InvariantResult [Line: 3187]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 - InvariantResult [Line: 3210]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_retval_0 == 0 - InvariantResult [Line: 2848]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3207]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_retval_0 == 0 - InvariantResult [Line: 3244]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 2862]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3207]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3244]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3229]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3247]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 2942]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 2880]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 2754]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3225]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3247]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 2754]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3207]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 2954]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 2761]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3233]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 2761]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3244]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3244]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3244]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3029]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3184]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3204]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3033]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_retval_0 == 0 - InvariantResult [Line: 3237]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3201]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3241]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3201]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 2724]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 2871]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3017]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_retval_0 == 0 - InvariantResult [Line: 2889]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1 && ldv_state_variable_0 == 1) && ldv_retval_0 == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 93 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.9s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 330 SDtfs, 283 SDslu, 28 SDs, 0 SdLazy, 17 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=99occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 50 PreInvPairs, 102 NumberOfFragments, 439 HoareAnnotationTreeSize, 50 FomulaSimplifications, 11 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 50 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 58 NumberOfCodeBlocks, 58 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 55 ConstructedInterpolants, 0 QuantifiedInterpolants, 2063 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...