./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--input--gameport--ns558.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--input--gameport--ns558.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 fcd76f3400222a7434b370a764d7267d42d60812577a6e3d633d4f9c70f9f427 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 23:48:09,969 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 23:48:09,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 23:48:10,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 23:48:10,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 23:48:10,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 23:48:10,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 23:48:10,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 23:48:10,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 23:48:10,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 23:48:10,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 23:48:10,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 23:48:10,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 23:48:10,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 23:48:10,020 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 23:48:10,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 23:48:10,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 23:48:10,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 23:48:10,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 23:48:10,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 23:48:10,033 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 23:48:10,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 23:48:10,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 23:48:10,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 23:48:10,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 23:48:10,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 23:48:10,042 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 23:48:10,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 23:48:10,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 23:48:10,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 23:48:10,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 23:48:10,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 23:48:10,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 23:48:10,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 23:48:10,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 23:48:10,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 23:48:10,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 23:48:10,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 23:48:10,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 23:48:10,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 23:48:10,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 23:48:10,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 23:48:10,053 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-19 23:48:10,077 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 23:48:10,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 23:48:10,078 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 23:48:10,078 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 23:48:10,079 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 23:48:10,079 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 23:48:10,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 23:48:10,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 23:48:10,080 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 23:48:10,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 23:48:10,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 23:48:10,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 23:48:10,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 23:48:10,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 23:48:10,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 23:48:10,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 23:48:10,081 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 23:48:10,082 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 23:48:10,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 23:48:10,082 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 23:48:10,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 23:48:10,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 23:48:10,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 23:48:10,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 23:48:10,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 23:48:10,083 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 23:48:10,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 23:48:10,083 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 23:48:10,083 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 23:48:10,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 23:48:10,084 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcd76f3400222a7434b370a764d7267d42d60812577a6e3d633d4f9c70f9f427 [2022-07-19 23:48:10,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 23:48:10,289 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 23:48:10,291 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 23:48:10,292 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 23:48:10,292 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 23:48:10,293 INFO L432 ainManager$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--input--gameport--ns558.ko-entry_point.cil.out.i [2022-07-19 23:48:10,346 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74a10b190/afc44c2a5cf34ffdbb596e6d87a77435/FLAGfab2c9e4f [2022-07-19 23:48:10,824 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 23:48:10,825 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--input--gameport--ns558.ko-entry_point.cil.out.i [2022-07-19 23:48:10,838 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74a10b190/afc44c2a5cf34ffdbb596e6d87a77435/FLAGfab2c9e4f [2022-07-19 23:48:11,324 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74a10b190/afc44c2a5cf34ffdbb596e6d87a77435 [2022-07-19 23:48:11,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 23:48:11,327 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 23:48:11,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 23:48:11,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 23:48:11,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 23:48:11,337 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:48:11" (1/1) ... [2022-07-19 23:48:11,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f23e9ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:48:11, skipping insertion in model container [2022-07-19 23:48:11,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:48:11" (1/1) ... [2022-07-19 23:48:11,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 23:48:11,388 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 23:48:11,607 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2022-07-19 23:48:11,607 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2022-07-19 23:48:11,636 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--input--gameport--ns558.ko-entry_point.cil.out.i[42973,42986] [2022-07-19 23:48:11,737 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:48:11,755 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 23:48:11,792 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2022-07-19 23:48:11,793 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2022-07-19 23:48:11,801 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--input--gameport--ns558.ko-entry_point.cil.out.i[42973,42986] [2022-07-19 23:48:11,848 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:48:11,880 INFO L208 MainTranslator]: Completed translation [2022-07-19 23:48:11,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:48:11 WrapperNode [2022-07-19 23:48:11,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 23:48:11,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 23:48:11,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 23:48:11,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 23:48:11,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:48:11" (1/1) ... [2022-07-19 23:48:11,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:48:11" (1/1) ... [2022-07-19 23:48:11,972 INFO L137 Inliner]: procedures = 77, calls = 397, calls flagged for inlining = 27, calls inlined = 25, statements flattened = 855 [2022-07-19 23:48:11,972 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 23:48:11,973 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 23:48:11,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 23:48:11,973 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 23:48:11,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:48:11" (1/1) ... [2022-07-19 23:48:11,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:48:11" (1/1) ... [2022-07-19 23:48:11,984 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:48:11" (1/1) ... [2022-07-19 23:48:11,984 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:48:11" (1/1) ... [2022-07-19 23:48:12,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:48:11" (1/1) ... [2022-07-19 23:48:12,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:48:11" (1/1) ... [2022-07-19 23:48:12,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:48:11" (1/1) ... [2022-07-19 23:48:12,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 23:48:12,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 23:48:12,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 23:48:12,017 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 23:48:12,031 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:48:11" (1/1) ... [2022-07-19 23:48:12,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 23:48:12,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:48:12,069 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 23:48:12,087 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 23:48:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-19 23:48:12,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-19 23:48:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 23:48:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2022-07-19 23:48:12,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2022-07-19 23:48:12,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-19 23:48:12,105 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-19 23:48:12,106 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-19 23:48:12,106 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2022-07-19 23:48:12,106 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2022-07-19 23:48:12,106 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_free_port [2022-07-19 23:48:12,106 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_free_port [2022-07-19 23:48:12,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-19 23:48:12,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-19 23:48:12,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-19 23:48:12,107 INFO L130 BoogieDeclarations]: Found specification of procedure __gameport_register_port [2022-07-19 23:48:12,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __gameport_register_port [2022-07-19 23:48:12,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-19 23:48:12,107 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_allocate_port [2022-07-19 23:48:12,107 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_allocate_port [2022-07-19 23:48:12,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-19 23:48:12,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-19 23:48:12,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-19 23:48:12,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-19 23:48:12,108 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-19 23:48:12,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-19 23:48:12,108 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-19 23:48:12,108 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-19 23:48:12,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-19 23:48:12,108 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_name [2022-07-19 23:48:12,109 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_name [2022-07-19 23:48:12,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-19 23:48:12,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-19 23:48:12,109 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-19 23:48:12,109 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-19 23:48:12,109 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-07-19 23:48:12,109 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-07-19 23:48:12,110 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-07-19 23:48:12,110 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-07-19 23:48:12,110 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-19 23:48:12,110 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-19 23:48:12,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 23:48:12,110 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-07-19 23:48:12,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-07-19 23:48:12,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-19 23:48:12,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-19 23:48:12,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-19 23:48:12,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 23:48:12,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 23:48:12,314 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 23:48:12,315 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 23:48:12,432 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-19 23:48:12,851 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 23:48:12,857 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 23:48:12,858 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-19 23:48:12,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:48:12 BoogieIcfgContainer [2022-07-19 23:48:12,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 23:48:12,860 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 23:48:12,861 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 23:48:12,865 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 23:48:12,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 11:48:11" (1/3) ... [2022-07-19 23:48:12,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c1f5687 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:48:12, skipping insertion in model container [2022-07-19 23:48:12,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:48:11" (2/3) ... [2022-07-19 23:48:12,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c1f5687 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:48:12, skipping insertion in model container [2022-07-19 23:48:12,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:48:12" (3/3) ... [2022-07-19 23:48:12,867 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2022-07-19 23:48:12,876 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 23:48:12,877 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 23:48:12,922 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 23:48:12,929 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@7203a600, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@7b6c3cbc [2022-07-19 23:48:12,929 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 23:48:12,933 INFO L276 IsEmpty]: Start isEmpty. Operand has 248 states, 170 states have (on average 1.3176470588235294) internal successors, (224), 176 states have internal predecessors, (224), 58 states have call successors, (58), 19 states have call predecessors, (58), 18 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2022-07-19 23:48:12,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-07-19 23:48:12,947 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:48:12,948 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:48:12,948 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:48:12,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:48:12,952 INFO L85 PathProgramCache]: Analyzing trace with hash 259819113, now seen corresponding path program 1 times [2022-07-19 23:48:12,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:48:12,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517946456] [2022-07-19 23:48:12,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:48:12,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:48:13,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:13,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:48:13,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:13,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:48:13,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:13,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-19 23:48:13,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:13,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:48:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:13,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 23:48:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:13,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-19 23:48:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:13,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 23:48:13,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:13,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-19 23:48:13,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:13,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-19 23:48:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:13,373 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-07-19 23:48:13,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:48:13,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517946456] [2022-07-19 23:48:13,382 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517946456] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:48:13,382 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:48:13,382 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-19 23:48:13,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139522162] [2022-07-19 23:48:13,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:48:13,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-19 23:48:13,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:48:13,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-19 23:48:13,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:48:13,413 INFO L87 Difference]: Start difference. First operand has 248 states, 170 states have (on average 1.3176470588235294) internal successors, (224), 176 states have internal predecessors, (224), 58 states have call successors, (58), 19 states have call predecessors, (58), 18 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-19 23:48:13,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:48:13,839 INFO L93 Difference]: Finished difference Result 610 states and 879 transitions. [2022-07-19 23:48:13,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-19 23:48:13,842 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 74 [2022-07-19 23:48:13,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:48:13,849 INFO L225 Difference]: With dead ends: 610 [2022-07-19 23:48:13,849 INFO L226 Difference]: Without dead ends: 330 [2022-07-19 23:48:13,854 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:48:13,857 INFO L413 NwaCegarLoop]: 475 mSDtfsCounter, 161 mSDsluCounter, 800 mSDsCounter, 0 mSdLazyCounter, 297 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 1275 SdHoareTripleChecker+Invalid, 363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-19 23:48:13,858 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 1275 Invalid, 363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 297 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-19 23:48:13,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2022-07-19 23:48:13,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 230. [2022-07-19 23:48:13,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 159 states have (on average 1.2830188679245282) internal successors, (204), 160 states have internal predecessors, (204), 53 states have call successors, (53), 18 states have call predecessors, (53), 17 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-07-19 23:48:13,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 309 transitions. [2022-07-19 23:48:13,898 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 309 transitions. Word has length 74 [2022-07-19 23:48:13,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:48:13,898 INFO L495 AbstractCegarLoop]: Abstraction has 230 states and 309 transitions. [2022-07-19 23:48:13,899 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-19 23:48:13,899 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 309 transitions. [2022-07-19 23:48:13,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-19 23:48:13,903 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:48:13,904 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:48:13,904 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-19 23:48:13,904 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:48:13,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:48:13,906 INFO L85 PathProgramCache]: Analyzing trace with hash -491821485, now seen corresponding path program 1 times [2022-07-19 23:48:13,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:48:13,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358183311] [2022-07-19 23:48:13,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:48:13,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:48:13,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:48:14,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:48:14,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-19 23:48:14,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:48:14,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-19 23:48:14,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 23:48:14,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:48:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-19 23:48:14,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-19 23:48:14,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:48:14,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-19 23:48:14,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-19 23:48:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:48:14,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,098 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-07-19 23:48:14,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:48:14,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358183311] [2022-07-19 23:48:14,098 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358183311] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:48:14,098 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:48:14,098 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-19 23:48:14,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191766634] [2022-07-19 23:48:14,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:48:14,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-19 23:48:14,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:48:14,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-19 23:48:14,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:48:14,101 INFO L87 Difference]: Start difference. First operand 230 states and 309 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-19 23:48:14,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:48:14,415 INFO L93 Difference]: Finished difference Result 616 states and 829 transitions. [2022-07-19 23:48:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 23:48:14,415 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 94 [2022-07-19 23:48:14,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:48:14,418 INFO L225 Difference]: With dead ends: 616 [2022-07-19 23:48:14,418 INFO L226 Difference]: Without dead ends: 400 [2022-07-19 23:48:14,419 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-07-19 23:48:14,420 INFO L413 NwaCegarLoop]: 334 mSDtfsCounter, 338 mSDsluCounter, 355 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 370 SdHoareTripleChecker+Valid, 689 SdHoareTripleChecker+Invalid, 387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-19 23:48:14,420 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [370 Valid, 689 Invalid, 387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-19 23:48:14,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states. [2022-07-19 23:48:14,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 382. [2022-07-19 23:48:14,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 382 states, 263 states have (on average 1.2813688212927756) internal successors, (337), 265 states have internal predecessors, (337), 87 states have call successors, (87), 32 states have call predecessors, (87), 31 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2022-07-19 23:48:14,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 510 transitions. [2022-07-19 23:48:14,467 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 510 transitions. Word has length 94 [2022-07-19 23:48:14,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:48:14,467 INFO L495 AbstractCegarLoop]: Abstraction has 382 states and 510 transitions. [2022-07-19 23:48:14,467 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-19 23:48:14,467 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 510 transitions. [2022-07-19 23:48:14,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-07-19 23:48:14,470 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:48:14,470 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:48:14,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-19 23:48:14,471 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:48:14,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:48:14,471 INFO L85 PathProgramCache]: Analyzing trace with hash 966733212, now seen corresponding path program 1 times [2022-07-19 23:48:14,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:48:14,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090031896] [2022-07-19 23:48:14,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:48:14,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:48:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:48:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:48:14,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-19 23:48:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:48:14,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-19 23:48:14,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-19 23:48:14,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-19 23:48:14,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-19 23:48:14,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-19 23:48:14,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 23:48:14,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-19 23:48:14,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,619 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-07-19 23:48:14,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:48:14,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090031896] [2022-07-19 23:48:14,620 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090031896] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:48:14,620 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [687868371] [2022-07-19 23:48:14,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:48:14,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:48:14,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:48:14,624 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 23:48:14,625 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 23:48:14,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:14,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 1010 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-19 23:48:14,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:48:14,865 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-07-19 23:48:14,866 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:48:14,873 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [687868371] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:48:14,874 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 23:48:14,874 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 6 [2022-07-19 23:48:14,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112679332] [2022-07-19 23:48:14,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:48:14,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:48:14,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:48:14,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:48:14,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-19 23:48:14,877 INFO L87 Difference]: Start difference. First operand 382 states and 510 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-07-19 23:48:14,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:48:14,928 INFO L93 Difference]: Finished difference Result 952 states and 1317 transitions. [2022-07-19 23:48:14,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:48:14,928 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 89 [2022-07-19 23:48:14,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:48:14,931 INFO L225 Difference]: With dead ends: 952 [2022-07-19 23:48:14,936 INFO L226 Difference]: Without dead ends: 584 [2022-07-19 23:48:14,937 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-19 23:48:14,941 INFO L413 NwaCegarLoop]: 434 mSDtfsCounter, 124 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 740 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-19 23:48:14,944 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 740 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 23:48:14,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2022-07-19 23:48:14,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 420. [2022-07-19 23:48:14,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 420 states, 287 states have (on average 1.2857142857142858) internal successors, (369), 291 states have internal predecessors, (369), 101 states have call successors, (101), 32 states have call predecessors, (101), 31 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2022-07-19 23:48:14,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 570 transitions. [2022-07-19 23:48:14,975 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 570 transitions. Word has length 89 [2022-07-19 23:48:14,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:48:14,976 INFO L495 AbstractCegarLoop]: Abstraction has 420 states and 570 transitions. [2022-07-19 23:48:14,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-07-19 23:48:14,976 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 570 transitions. [2022-07-19 23:48:14,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-07-19 23:48:14,979 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:48:14,979 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:48:15,004 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-07-19 23:48:15,185 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 23:48:15,185 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:48:15,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:48:15,186 INFO L85 PathProgramCache]: Analyzing trace with hash -377122937, now seen corresponding path program 1 times [2022-07-19 23:48:15,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:48:15,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075915179] [2022-07-19 23:48:15,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:48:15,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:48:15,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:15,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 23:48:15,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:15,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-19 23:48:15,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:15,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-19 23:48:15,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:15,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:48:15,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:15,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-07-19 23:48:15,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:15,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-19 23:48:15,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:15,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:48:15,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:15,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-19 23:48:15,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:15,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-19 23:48:15,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:15,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:48:15,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:15,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-19 23:48:15,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:15,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-19 23:48:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:15,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:48:15,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:15,336 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-07-19 23:48:15,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:48:15,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075915179] [2022-07-19 23:48:15,336 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075915179] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 23:48:15,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1418226774] [2022-07-19 23:48:15,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:48:15,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 23:48:15,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:48:15,338 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 23:48:15,339 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 23:48:15,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:48:15,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 1223 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-19 23:48:15,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:48:15,758 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-07-19 23:48:15,758 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:48:15,759 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1418226774] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:48:15,759 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 23:48:15,759 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 9 [2022-07-19 23:48:15,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715721397] [2022-07-19 23:48:15,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:48:15,760 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:48:15,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:48:15,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:48:15,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-07-19 23:48:15,761 INFO L87 Difference]: Start difference. First operand 420 states and 570 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-07-19 23:48:15,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:48:15,773 INFO L93 Difference]: Finished difference Result 420 states and 570 transitions. [2022-07-19 23:48:15,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:48:15,773 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 106 [2022-07-19 23:48:15,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:48:15,776 INFO L225 Difference]: With dead ends: 420 [2022-07-19 23:48:15,776 INFO L226 Difference]: Without dead ends: 0 [2022-07-19 23:48:15,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-07-19 23:48:15,781 INFO L413 NwaCegarLoop]: 303 mSDtfsCounter, 230 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 230 SdHoareTripleChecker+Valid, 303 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 23:48:15,782 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [230 Valid, 303 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 23:48:15,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-19 23:48:15,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-19 23:48:15,783 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 23:48:15,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-19 23:48:15,784 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 106 [2022-07-19 23:48:15,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:48:15,784 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-19 23:48:15,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-07-19 23:48:15,784 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-19 23:48:15,785 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-19 23:48:15,786 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-19 23:48:15,808 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 23:48:16,003 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 23:48:16,005 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-19 23:48:16,300 INFO L902 garLoopResultBuilder]: At program point __list_addENTRY(lines 2129 2131) the Hoare annotation is: true [2022-07-19 23:48:16,301 INFO L899 garLoopResultBuilder]: For program point __list_addFINAL(lines 2129 2131) no Hoare annotation was computed. [2022-07-19 23:48:16,301 INFO L899 garLoopResultBuilder]: For program point __list_addEXIT(lines 2129 2131) no Hoare annotation was computed. [2022-07-19 23:48:16,301 INFO L902 garLoopResultBuilder]: At program point __release_regionENTRY(lines 2132 2134) the Hoare annotation is: true [2022-07-19 23:48:16,301 INFO L899 garLoopResultBuilder]: For program point __release_regionFINAL(lines 2132 2134) no Hoare annotation was computed. [2022-07-19 23:48:16,301 INFO L899 garLoopResultBuilder]: For program point __release_regionEXIT(lines 2132 2134) no Hoare annotation was computed. [2022-07-19 23:48:16,301 INFO L899 garLoopResultBuilder]: For program point kfreeEXIT(lines 2182 2184) no Hoare annotation was computed. [2022-07-19 23:48:16,301 INFO L895 garLoopResultBuilder]: At program point kfreeENTRY(lines 2182 2184) the Hoare annotation is: (= |old(#valid)| |#valid|) [2022-07-19 23:48:16,301 INFO L899 garLoopResultBuilder]: For program point kfreeFINAL(lines 2182 2184) no Hoare annotation was computed. [2022-07-19 23:48:16,301 INFO L899 garLoopResultBuilder]: For program point pnp_get_resourceEXIT(lines 2163 2165) no Hoare annotation was computed. [2022-07-19 23:48:16,301 INFO L895 garLoopResultBuilder]: At program point pnp_get_resourceENTRY(lines 2163 2165) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-19 23:48:16,301 INFO L899 garLoopResultBuilder]: For program point pnp_get_resourceFINAL(lines 2163 2165) no Hoare annotation was computed. [2022-07-19 23:48:16,301 INFO L895 garLoopResultBuilder]: At program point L2164(line 2164) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-19 23:48:16,301 INFO L899 garLoopResultBuilder]: For program point L2164-1(line 2164) no Hoare annotation was computed. [2022-07-19 23:48:16,301 INFO L899 garLoopResultBuilder]: For program point msleepEXIT(lines 2160 2162) no Hoare annotation was computed. [2022-07-19 23:48:16,301 INFO L902 garLoopResultBuilder]: At program point msleepENTRY(lines 2160 2162) the Hoare annotation is: true [2022-07-19 23:48:16,301 INFO L899 garLoopResultBuilder]: For program point msleepFINAL(lines 2160 2162) no Hoare annotation was computed. [2022-07-19 23:48:16,301 INFO L899 garLoopResultBuilder]: For program point pnp_resource_validFINAL(lines 1601 1610) no Hoare annotation was computed. [2022-07-19 23:48:16,301 INFO L899 garLoopResultBuilder]: For program point pnp_resource_validEXIT(lines 1601 1610) no Hoare annotation was computed. [2022-07-19 23:48:16,301 INFO L902 garLoopResultBuilder]: At program point pnp_resource_validENTRY(lines 1601 1610) the Hoare annotation is: true [2022-07-19 23:48:16,302 INFO L899 garLoopResultBuilder]: For program point L1604(lines 1604 1607) no Hoare annotation was computed. [2022-07-19 23:48:16,302 INFO L899 garLoopResultBuilder]: For program point gameport_set_nameEXIT(lines 1593 1599) no Hoare annotation was computed. [2022-07-19 23:48:16,302 INFO L902 garLoopResultBuilder]: At program point gameport_set_nameENTRY(lines 1593 1599) the Hoare annotation is: true [2022-07-19 23:48:16,302 INFO L899 garLoopResultBuilder]: For program point gameport_set_nameFINAL(lines 1593 1599) no Hoare annotation was computed. [2022-07-19 23:48:16,302 INFO L902 garLoopResultBuilder]: At program point L2179(lines 2178 2180) the Hoare annotation is: true [2022-07-19 23:48:16,302 INFO L899 garLoopResultBuilder]: For program point gameport_free_portEXIT(lines 1586 1592) no Hoare annotation was computed. [2022-07-19 23:48:16,302 INFO L895 garLoopResultBuilder]: At program point gameport_free_portENTRY(lines 1586 1592) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= |old(#valid)| |#valid|)) [2022-07-19 23:48:16,302 INFO L895 garLoopResultBuilder]: At program point L1589(line 1589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= |old(#valid)| |#valid|)) [2022-07-19 23:48:16,302 INFO L899 garLoopResultBuilder]: For program point gameport_free_portFINAL(lines 1586 1592) no Hoare annotation was computed. [2022-07-19 23:48:16,302 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 1529 1535) no Hoare annotation was computed. [2022-07-19 23:48:16,302 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 1529 1535) the Hoare annotation is: true [2022-07-19 23:48:16,302 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1533) no Hoare annotation was computed. [2022-07-19 23:48:16,302 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 1529 1535) no Hoare annotation was computed. [2022-07-19 23:48:16,302 INFO L899 garLoopResultBuilder]: For program point kzallocEXIT(lines 2057 2063) no Hoare annotation was computed. [2022-07-19 23:48:16,302 INFO L895 garLoopResultBuilder]: At program point L2071(line 2071) the Hoare annotation is: (not (= ~ldv_spin~0 0)) [2022-07-19 23:48:16,302 INFO L902 garLoopResultBuilder]: At program point L2071-1(lines 2066 2075) the Hoare annotation is: true [2022-07-19 23:48:16,302 INFO L902 garLoopResultBuilder]: At program point kzallocENTRY(lines 2057 2063) the Hoare annotation is: true [2022-07-19 23:48:16,302 INFO L899 garLoopResultBuilder]: For program point L2069(lines 2069 2072) no Hoare annotation was computed. [2022-07-19 23:48:16,302 INFO L899 garLoopResultBuilder]: For program point kzallocFINAL(lines 2057 2063) no Hoare annotation was computed. [2022-07-19 23:48:16,302 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 1536 1542) no Hoare annotation was computed. [2022-07-19 23:48:16,302 INFO L902 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 1536 1542) the Hoare annotation is: true [2022-07-19 23:48:16,303 INFO L899 garLoopResultBuilder]: For program point inbEXIT(lines 1453 1460) no Hoare annotation was computed. [2022-07-19 23:48:16,303 INFO L902 garLoopResultBuilder]: At program point inbENTRY(lines 1453 1460) the Hoare annotation is: true [2022-07-19 23:48:16,303 INFO L899 garLoopResultBuilder]: For program point inbFINAL(lines 1453 1460) no Hoare annotation was computed. [2022-07-19 23:48:16,303 INFO L902 garLoopResultBuilder]: At program point __gameport_register_portENTRY(lines 2126 2128) the Hoare annotation is: true [2022-07-19 23:48:16,303 INFO L899 garLoopResultBuilder]: For program point __gameport_register_portFINAL(lines 2126 2128) no Hoare annotation was computed. [2022-07-19 23:48:16,303 INFO L899 garLoopResultBuilder]: For program point __gameport_register_portEXIT(lines 2126 2128) no Hoare annotation was computed. [2022-07-19 23:48:16,303 INFO L899 garLoopResultBuilder]: For program point outbEXIT(lines 1446 1452) no Hoare annotation was computed. [2022-07-19 23:48:16,303 INFO L902 garLoopResultBuilder]: At program point outbENTRY(lines 1446 1452) the Hoare annotation is: true [2022-07-19 23:48:16,303 INFO L899 garLoopResultBuilder]: For program point outbFINAL(lines 1446 1452) no Hoare annotation was computed. [2022-07-19 23:48:16,303 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 1476 1478) the Hoare annotation is: true [2022-07-19 23:48:16,303 INFO L899 garLoopResultBuilder]: For program point L1477(line 1477) no Hoare annotation was computed. [2022-07-19 23:48:16,303 INFO L899 garLoopResultBuilder]: For program point L1477-2(lines 1476 1478) no Hoare annotation was computed. [2022-07-19 23:48:16,303 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 1476 1478) no Hoare annotation was computed. [2022-07-19 23:48:16,303 INFO L899 garLoopResultBuilder]: For program point gameport_allocate_portEXIT(lines 1576 1585) no Hoare annotation was computed. [2022-07-19 23:48:16,303 INFO L902 garLoopResultBuilder]: At program point L1581(line 1581) the Hoare annotation is: true [2022-07-19 23:48:16,303 INFO L902 garLoopResultBuilder]: At program point gameport_allocate_portENTRY(lines 1576 1585) the Hoare annotation is: true [2022-07-19 23:48:16,303 INFO L899 garLoopResultBuilder]: For program point L1581-1(line 1581) no Hoare annotation was computed. [2022-07-19 23:48:16,303 INFO L899 garLoopResultBuilder]: For program point gameport_allocate_portFINAL(lines 1576 1585) no Hoare annotation was computed. [2022-07-19 23:48:16,303 INFO L895 garLoopResultBuilder]: At program point __request_regionENTRY(lines 2135 2137) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-19 23:48:16,303 INFO L899 garLoopResultBuilder]: For program point __request_regionEXIT(lines 2135 2137) no Hoare annotation was computed. [2022-07-19 23:48:16,303 INFO L895 garLoopResultBuilder]: At program point L2136(line 2136) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-19 23:48:16,303 INFO L899 garLoopResultBuilder]: For program point __request_regionFINAL(lines 2135 2137) no Hoare annotation was computed. [2022-07-19 23:48:16,303 INFO L899 garLoopResultBuilder]: For program point L2136-1(line 2136) no Hoare annotation was computed. [2022-07-19 23:48:16,304 INFO L895 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 1479 1495) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-19 23:48:16,304 INFO L899 garLoopResultBuilder]: For program point L1486(lines 1486 1493) no Hoare annotation was computed. [2022-07-19 23:48:16,304 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 1479 1495) no Hoare annotation was computed. [2022-07-19 23:48:16,304 INFO L902 garLoopResultBuilder]: At program point L1491(line 1491) the Hoare annotation is: true [2022-07-19 23:48:16,304 INFO L899 garLoopResultBuilder]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2022-07-19 23:48:16,304 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 1479 1495) no Hoare annotation was computed. [2022-07-19 23:48:16,304 INFO L899 garLoopResultBuilder]: For program point L1503(lines 1503 1510) no Hoare annotation was computed. [2022-07-19 23:48:16,304 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-19 23:48:16,304 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 1496 1512) no Hoare annotation was computed. [2022-07-19 23:48:16,304 INFO L895 garLoopResultBuilder]: At program point ldv_zallocENTRY(lines 1496 1512) the Hoare annotation is: (or (not (= ~ldv_state_variable_1~0 0)) (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|))) [2022-07-19 23:48:16,304 INFO L902 garLoopResultBuilder]: At program point L1508(line 1508) the Hoare annotation is: true [2022-07-19 23:48:16,304 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 1496 1512) no Hoare annotation was computed. [2022-07-19 23:48:16,304 INFO L899 garLoopResultBuilder]: For program point L1508-1(line 1508) no Hoare annotation was computed. [2022-07-19 23:48:16,304 INFO L899 garLoopResultBuilder]: For program point L1984(lines 1984 2006) no Hoare annotation was computed. [2022-07-19 23:48:16,304 INFO L895 garLoopResultBuilder]: At program point L1918(lines 1904 1923) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,304 INFO L895 garLoopResultBuilder]: At program point L1885(line 1885) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,304 INFO L899 garLoopResultBuilder]: For program point L1885-1(line 1885) no Hoare annotation was computed. [2022-07-19 23:48:16,304 INFO L899 garLoopResultBuilder]: For program point L1786(lines 1786 1794) no Hoare annotation was computed. [2022-07-19 23:48:16,304 INFO L895 garLoopResultBuilder]: At program point L1786-2(lines 1786 1794) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,304 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1709) no Hoare annotation was computed. [2022-07-19 23:48:16,304 INFO L899 garLoopResultBuilder]: For program point L1985(line 1985) no Hoare annotation was computed. [2022-07-19 23:48:16,304 INFO L895 garLoopResultBuilder]: At program point L1440(lines 1437 1442) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,304 INFO L902 garLoopResultBuilder]: At program point L1952(lines 1925 1954) the Hoare annotation is: true [2022-07-19 23:48:16,305 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-19 23:48:16,305 INFO L895 garLoopResultBuilder]: At program point L1787(lines 1787 1788) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,305 INFO L899 garLoopResultBuilder]: For program point L1787-1(lines 1787 1788) no Hoare annotation was computed. [2022-07-19 23:48:16,305 INFO L899 garLoopResultBuilder]: For program point L1721(lines 1721 1726) no Hoare annotation was computed. [2022-07-19 23:48:16,305 INFO L895 garLoopResultBuilder]: At program point L1705(line 1705) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,305 INFO L895 garLoopResultBuilder]: At program point L1705-1(line 1705) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,305 INFO L895 garLoopResultBuilder]: At program point L2151(lines 2150 2152) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-19 23:48:16,305 INFO L899 garLoopResultBuilder]: For program point L1986(lines 1986 1994) no Hoare annotation was computed. [2022-07-19 23:48:16,305 INFO L895 garLoopResultBuilder]: At program point L1755(line 1755) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,305 INFO L895 garLoopResultBuilder]: At program point L1722(line 1722) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,305 INFO L899 garLoopResultBuilder]: For program point L1755-1(line 1755) no Hoare annotation was computed. [2022-07-19 23:48:16,305 INFO L895 garLoopResultBuilder]: At program point L2168(lines 2167 2169) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,305 INFO L895 garLoopResultBuilder]: At program point L1722-1(line 1722) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,305 INFO L895 garLoopResultBuilder]: At program point L1656(line 1656) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,305 INFO L899 garLoopResultBuilder]: For program point L1656-1(line 1656) no Hoare annotation was computed. [2022-07-19 23:48:16,305 INFO L895 garLoopResultBuilder]: At program point L1970(line 1970) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-19 23:48:16,305 INFO L899 garLoopResultBuilder]: For program point L1970-1(line 1970) no Hoare annotation was computed. [2022-07-19 23:48:16,305 INFO L895 garLoopResultBuilder]: At program point L1425(line 1425) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,305 INFO L899 garLoopResultBuilder]: For program point L1425-1(line 1425) no Hoare annotation was computed. [2022-07-19 23:48:16,305 INFO L895 garLoopResultBuilder]: At program point L1871(line 1871) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,305 INFO L899 garLoopResultBuilder]: For program point L1871-1(line 1871) no Hoare annotation was computed. [2022-07-19 23:48:16,305 INFO L895 garLoopResultBuilder]: At program point L1772(line 1772) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,305 INFO L899 garLoopResultBuilder]: For program point L1772-1(lines 1693 1815) no Hoare annotation was computed. [2022-07-19 23:48:16,306 INFO L899 garLoopResultBuilder]: For program point L1706(line 1706) no Hoare annotation was computed. [2022-07-19 23:48:16,306 INFO L902 garLoopResultBuilder]: At program point L2053(lines 1960 2055) the Hoare annotation is: true [2022-07-19 23:48:16,306 INFO L899 garLoopResultBuilder]: For program point L1789(lines 1789 1792) no Hoare annotation was computed. [2022-07-19 23:48:16,306 INFO L899 garLoopResultBuilder]: For program point L1723(line 1723) no Hoare annotation was computed. [2022-07-19 23:48:16,306 INFO L899 garLoopResultBuilder]: For program point L2004(line 2004) no Hoare annotation was computed. [2022-07-19 23:48:16,306 INFO L895 garLoopResultBuilder]: At program point L1426(lines 1422 1428) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,306 INFO L895 garLoopResultBuilder]: At program point L1740(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,306 INFO L899 garLoopResultBuilder]: For program point L1988(lines 1988 1992) no Hoare annotation was computed. [2022-07-19 23:48:16,306 INFO L899 garLoopResultBuilder]: For program point L1922(line 1922) no Hoare annotation was computed. [2022-07-19 23:48:16,306 INFO L899 garLoopResultBuilder]: For program point L1856(lines 1856 1860) no Hoare annotation was computed. [2022-07-19 23:48:16,306 INFO L899 garLoopResultBuilder]: For program point L1922-2(line 1922) no Hoare annotation was computed. [2022-07-19 23:48:16,306 INFO L895 garLoopResultBuilder]: At program point L1922-3(lines 1898 1924) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,306 INFO L895 garLoopResultBuilder]: At program point L1658(line 1658) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,306 INFO L899 garLoopResultBuilder]: For program point L1658-1(line 1658) no Hoare annotation was computed. [2022-07-19 23:48:16,306 INFO L902 garLoopResultBuilder]: At program point L2005(line 2005) the Hoare annotation is: true [2022-07-19 23:48:16,306 INFO L895 garLoopResultBuilder]: At program point L1972(line 1972) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-19 23:48:16,306 INFO L899 garLoopResultBuilder]: For program point L1972-1(line 1972) no Hoare annotation was computed. [2022-07-19 23:48:16,306 INFO L895 garLoopResultBuilder]: At program point L1873(line 1873) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,306 INFO L899 garLoopResultBuilder]: For program point L1873-1(line 1873) no Hoare annotation was computed. [2022-07-19 23:48:16,306 INFO L895 garLoopResultBuilder]: At program point L1774(line 1774) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,306 INFO L895 garLoopResultBuilder]: At program point L1890(line 1890) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,306 INFO L899 garLoopResultBuilder]: For program point L1890-1(line 1890) no Hoare annotation was computed. [2022-07-19 23:48:16,306 INFO L899 garLoopResultBuilder]: For program point L1659(lines 1659 1663) no Hoare annotation was computed. [2022-07-19 23:48:16,306 INFO L902 garLoopResultBuilder]: At program point L2171(lines 2170 2172) the Hoare annotation is: true [2022-07-19 23:48:16,306 INFO L899 garLoopResultBuilder]: For program point L2039(line 2039) no Hoare annotation was computed. [2022-07-19 23:48:16,307 INFO L902 garLoopResultBuilder]: At program point L1940(lines 1940 1941) the Hoare annotation is: true [2022-07-19 23:48:16,307 INFO L899 garLoopResultBuilder]: For program point L1940-1(lines 1940 1941) no Hoare annotation was computed. [2022-07-19 23:48:16,307 INFO L899 garLoopResultBuilder]: For program point L1907(lines 1907 1910) no Hoare annotation was computed. [2022-07-19 23:48:16,307 INFO L899 garLoopResultBuilder]: For program point L1874(lines 1874 1880) no Hoare annotation was computed. [2022-07-19 23:48:16,307 INFO L895 garLoopResultBuilder]: At program point L1742(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,307 INFO L895 garLoopResultBuilder]: At program point L2155(lines 2154 2156) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,307 INFO L899 garLoopResultBuilder]: For program point L2023(line 2023) no Hoare annotation was computed. [2022-07-19 23:48:16,307 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-19 23:48:16,307 INFO L902 garLoopResultBuilder]: At program point L2040(line 2040) the Hoare annotation is: true [2022-07-19 23:48:16,307 INFO L895 garLoopResultBuilder]: At program point L1644(line 1644) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,307 INFO L899 garLoopResultBuilder]: For program point L1644-1(line 1644) no Hoare annotation was computed. [2022-07-19 23:48:16,307 INFO L899 garLoopResultBuilder]: For program point L2024(lines 2024 2037) no Hoare annotation was computed. [2022-07-19 23:48:16,307 INFO L895 garLoopResultBuilder]: At program point L1892(lines 1842 1894) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,307 INFO L899 garLoopResultBuilder]: For program point L1760(line 1760) no Hoare annotation was computed. [2022-07-19 23:48:16,307 INFO L895 garLoopResultBuilder]: At program point L1727(line 1727) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,307 INFO L895 garLoopResultBuilder]: At program point L1694(lines 1694 1695) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,307 INFO L895 garLoopResultBuilder]: At program point L1727-1(line 1727) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,307 INFO L899 garLoopResultBuilder]: For program point L1694-1(lines 1694 1695) no Hoare annotation was computed. [2022-07-19 23:48:16,307 INFO L902 garLoopResultBuilder]: At program point L1942(line 1942) the Hoare annotation is: true [2022-07-19 23:48:16,307 INFO L899 garLoopResultBuilder]: For program point L1942-1(line 1942) no Hoare annotation was computed. [2022-07-19 23:48:16,307 INFO L895 garLoopResultBuilder]: At program point L1876(line 1876) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,307 INFO L895 garLoopResultBuilder]: At program point L1876-1(line 1876) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,307 INFO L895 garLoopResultBuilder]: At program point L1810(line 1810) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,307 INFO L895 garLoopResultBuilder]: At program point L1810-1(line 1810) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,307 INFO L895 garLoopResultBuilder]: At program point L1645(line 1645) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,308 INFO L899 garLoopResultBuilder]: For program point L1645-1(line 1645) no Hoare annotation was computed. [2022-07-19 23:48:16,308 INFO L895 garLoopResultBuilder]: At program point L1761(line 1761) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,308 INFO L899 garLoopResultBuilder]: For program point L1728(line 1728) no Hoare annotation was computed. [2022-07-19 23:48:16,308 INFO L899 garLoopResultBuilder]: For program point L1761-1(line 1761) no Hoare annotation was computed. [2022-07-19 23:48:16,308 INFO L895 garLoopResultBuilder]: At program point L1629(line 1629) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,308 INFO L899 garLoopResultBuilder]: For program point L1629-1(line 1629) no Hoare annotation was computed. [2022-07-19 23:48:16,308 INFO L895 garLoopResultBuilder]: At program point L1464(lines 1461 1466) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,308 INFO L899 garLoopResultBuilder]: For program point L1877(line 1877) no Hoare annotation was computed. [2022-07-19 23:48:16,308 INFO L895 garLoopResultBuilder]: At program point L1646(lines 1639 1648) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,308 INFO L899 garLoopResultBuilder]: For program point L2026(lines 2026 2030) no Hoare annotation was computed. [2022-07-19 23:48:16,308 INFO L899 garLoopResultBuilder]: For program point L2026-2(lines 2024 2036) no Hoare annotation was computed. [2022-07-19 23:48:16,308 INFO L899 garLoopResultBuilder]: For program point L1795(line 1795) no Hoare annotation was computed. [2022-07-19 23:48:16,308 INFO L899 garLoopResultBuilder]: For program point L1762(lines 1762 1765) no Hoare annotation was computed. [2022-07-19 23:48:16,308 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1699) no Hoare annotation was computed. [2022-07-19 23:48:16,308 INFO L899 garLoopResultBuilder]: For program point L1762-2(lines 1762 1765) no Hoare annotation was computed. [2022-07-19 23:48:16,308 INFO L902 garLoopResultBuilder]: At program point L2142(lines 2141 2143) the Hoare annotation is: true [2022-07-19 23:48:16,308 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-19 23:48:16,308 INFO L895 garLoopResultBuilder]: At program point L1432(lines 1429 1434) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,308 INFO L899 garLoopResultBuilder]: For program point L1812(line 1812) no Hoare annotation was computed. [2022-07-19 23:48:16,308 INFO L895 garLoopResultBuilder]: At program point L1779(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,308 INFO L899 garLoopResultBuilder]: For program point L1713(line 1713) no Hoare annotation was computed. [2022-07-19 23:48:16,308 INFO L895 garLoopResultBuilder]: At program point L1664(lines 1649 1666) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,308 INFO L895 garLoopResultBuilder]: At program point L1631(line 1631) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,308 INFO L899 garLoopResultBuilder]: For program point L1631-1(line 1631) no Hoare annotation was computed. [2022-07-19 23:48:16,308 INFO L899 garLoopResultBuilder]: For program point L1565(lines 1565 1568) no Hoare annotation was computed. [2022-07-19 23:48:16,308 INFO L899 garLoopResultBuilder]: For program point L2011(line 2011) no Hoare annotation was computed. [2022-07-19 23:48:16,309 INFO L899 garLoopResultBuilder]: For program point L1714(line 1714) no Hoare annotation was computed. [2022-07-19 23:48:16,309 INFO L899 garLoopResultBuilder]: For program point L1714-2(line 1714) no Hoare annotation was computed. [2022-07-19 23:48:16,309 INFO L899 garLoopResultBuilder]: For program point L1615(line 1615) no Hoare annotation was computed. [2022-07-19 23:48:16,309 INFO L899 garLoopResultBuilder]: For program point L1714-4(line 1714) no Hoare annotation was computed. [2022-07-19 23:48:16,309 INFO L899 garLoopResultBuilder]: For program point L1615-2(lines 1615 1618) no Hoare annotation was computed. [2022-07-19 23:48:16,309 INFO L899 garLoopResultBuilder]: For program point L1714-6(line 1714) no Hoare annotation was computed. [2022-07-19 23:48:16,309 INFO L899 garLoopResultBuilder]: For program point L1714-8(line 1714) no Hoare annotation was computed. [2022-07-19 23:48:16,309 INFO L895 garLoopResultBuilder]: At program point L1797(line 1797) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,309 INFO L899 garLoopResultBuilder]: For program point L1797-1(line 1797) no Hoare annotation was computed. [2022-07-19 23:48:16,309 INFO L899 garLoopResultBuilder]: For program point L1632(lines 1632 1635) no Hoare annotation was computed. [2022-07-19 23:48:16,309 INFO L899 garLoopResultBuilder]: For program point L2012(lines 2012 2044) no Hoare annotation was computed. [2022-07-19 23:48:16,309 INFO L902 garLoopResultBuilder]: At program point L1946(lines 1932 1953) the Hoare annotation is: true [2022-07-19 23:48:16,309 INFO L895 garLoopResultBuilder]: At program point L1814(lines 1675 1816) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,309 INFO L895 garLoopResultBuilder]: At program point L1781(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,309 INFO L895 garLoopResultBuilder]: At program point L1748(line 1748) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,309 INFO L899 garLoopResultBuilder]: For program point L1996(line 1996) no Hoare annotation was computed. [2022-07-19 23:48:16,309 INFO L895 garLoopResultBuilder]: At program point L1418(line 1418) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,309 INFO L899 garLoopResultBuilder]: For program point L1418-1(line 1418) no Hoare annotation was computed. [2022-07-19 23:48:16,309 INFO L899 garLoopResultBuilder]: For program point L1798(lines 1798 1805) no Hoare annotation was computed. [2022-07-19 23:48:16,309 INFO L899 garLoopResultBuilder]: For program point L1732(line 1732) no Hoare annotation was computed. [2022-07-19 23:48:16,309 INFO L899 garLoopResultBuilder]: For program point L2046(line 2046) no Hoare annotation was computed. [2022-07-19 23:48:16,309 INFO L899 garLoopResultBuilder]: For program point L1980(lines 1980 2048) no Hoare annotation was computed. [2022-07-19 23:48:16,309 INFO L899 garLoopResultBuilder]: For program point L1749(lines 1749 1750) no Hoare annotation was computed. [2022-07-19 23:48:16,309 INFO L895 garLoopResultBuilder]: At program point L1716(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,309 INFO L899 garLoopResultBuilder]: For program point L1997(lines 1997 2002) no Hoare annotation was computed. [2022-07-19 23:48:16,309 INFO L895 garLoopResultBuilder]: At program point L1419(lines 1415 1421) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,310 INFO L895 garLoopResultBuilder]: At program point L1865(lines 1865 1866) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,310 INFO L899 garLoopResultBuilder]: For program point L1865-1(lines 1865 1866) no Hoare annotation was computed. [2022-07-19 23:48:16,310 INFO L899 garLoopResultBuilder]: For program point L1733(lines 1733 1738) no Hoare annotation was computed. [2022-07-19 23:48:16,310 INFO L895 garLoopResultBuilder]: At program point L1700(line 1700) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,310 INFO L899 garLoopResultBuilder]: For program point L1700-1(line 1700) no Hoare annotation was computed. [2022-07-19 23:48:16,310 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-19 23:48:16,310 INFO L902 garLoopResultBuilder]: At program point L2047(line 2047) the Hoare annotation is: true [2022-07-19 23:48:16,310 INFO L899 garLoopResultBuilder]: For program point L2014(lines 2014 2041) no Hoare annotation was computed. [2022-07-19 23:48:16,310 INFO L899 garLoopResultBuilder]: For program point L1981(line 1981) no Hoare annotation was computed. [2022-07-19 23:48:16,310 INFO L902 garLoopResultBuilder]: At program point L1948(lines 1932 1953) the Hoare annotation is: true [2022-07-19 23:48:16,310 INFO L895 garLoopResultBuilder]: At program point L1800(line 1800) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,310 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,310 INFO L895 garLoopResultBuilder]: At program point L1800-1(line 1800) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,310 INFO L895 garLoopResultBuilder]: At program point L1734(line 1734) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,310 INFO L895 garLoopResultBuilder]: At program point L1701(line 1701) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,310 INFO L895 garLoopResultBuilder]: At program point L1734-1(line 1734) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,310 INFO L895 garLoopResultBuilder]: At program point L1701-1(line 1701) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,310 INFO L899 garLoopResultBuilder]: For program point L2015(line 2015) no Hoare annotation was computed. [2022-07-19 23:48:16,310 INFO L899 garLoopResultBuilder]: For program point L1982(lines 1982 2009) no Hoare annotation was computed. [2022-07-19 23:48:16,310 INFO L895 garLoopResultBuilder]: At program point L1916(lines 1904 1923) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,310 INFO L895 garLoopResultBuilder]: At program point L1784(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,310 INFO L899 garLoopResultBuilder]: For program point L1751(lines 1751 1754) no Hoare annotation was computed. [2022-07-19 23:48:16,310 INFO L895 garLoopResultBuilder]: At program point L1718(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,310 INFO L899 garLoopResultBuilder]: For program point L1867(lines 1867 1870) no Hoare annotation was computed. [2022-07-19 23:48:16,310 INFO L895 garLoopResultBuilder]: At program point L1801(line 1801) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,311 INFO L899 garLoopResultBuilder]: For program point L1735(line 1735) no Hoare annotation was computed. [2022-07-19 23:48:16,311 INFO L899 garLoopResultBuilder]: For program point L1702(line 1702) no Hoare annotation was computed. [2022-07-19 23:48:16,311 INFO L902 garLoopResultBuilder]: At program point L2148(lines 2147 2149) the Hoare annotation is: true [2022-07-19 23:48:16,311 INFO L895 garLoopResultBuilder]: At program point L1636(lines 1623 1638) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,311 INFO L895 garLoopResultBuilder]: At program point L1570(lines 1561 1572) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,311 INFO L895 garLoopResultBuilder]: At program point L2049(lines 1969 2054) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,311 INFO L899 garLoopResultBuilder]: For program point L2016(lines 2016 2021) no Hoare annotation was computed. [2022-07-19 23:48:16,311 INFO L899 garLoopResultBuilder]: For program point L1917(lines 1917 1920) no Hoare annotation was computed. [2022-07-19 23:48:16,311 INFO L895 garLoopResultBuilder]: At program point L1620(lines 1611 1622) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,311 INFO L902 garLoopResultBuilder]: At program point L2033(lines 1969 2054) the Hoare annotation is: true [2022-07-19 23:48:16,311 INFO L899 garLoopResultBuilder]: For program point L1802(line 1802) no Hoare annotation was computed. [2022-07-19 23:48:16,311 INFO L895 garLoopResultBuilder]: At program point L1769(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-19 23:48:16,313 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-07-19 23:48:16,314 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-19 23:48:16,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 11:48:16 BoogieIcfgContainer [2022-07-19 23:48:16,326 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-19 23:48:16,326 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-19 23:48:16,326 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-19 23:48:16,326 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-19 23:48:16,327 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:48:12" (3/4) ... [2022-07-19 23:48:16,328 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-19 23:48:16,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __list_add [2022-07-19 23:48:16,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2022-07-19 23:48:16,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __release_region [2022-07-19 23:48:16,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2022-07-19 23:48:16,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pnp_get_resource [2022-07-19 23:48:16,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-19 23:48:16,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_allocate_port [2022-07-19 23:48:16,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2022-07-19 23:48:16,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pnp_resource_valid [2022-07-19 23:48:16,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __request_region [2022-07-19 23:48:16,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_set_name [2022-07-19 23:48:16,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_free_port [2022-07-19 23:48:16,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-19 23:48:16,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-19 23:48:16,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2022-07-19 23:48:16,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2022-07-19 23:48:16,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-07-19 23:48:16,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure inb [2022-07-19 23:48:16,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __gameport_register_port [2022-07-19 23:48:16,355 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2022-07-19 23:48:16,356 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-07-19 23:48:16,357 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-19 23:48:16,358 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-19 23:48:16,359 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-19 23:48:16,481 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-19 23:48:16,481 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-19 23:48:16,482 INFO L158 Benchmark]: Toolchain (without parser) took 5154.61ms. Allocated memory was 102.8MB in the beginning and 169.9MB in the end (delta: 67.1MB). Free memory was 72.0MB in the beginning and 50.1MB in the end (delta: 21.9MB). Peak memory consumption was 87.0MB. Max. memory is 16.1GB. [2022-07-19 23:48:16,482 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory was 58.9MB in the beginning and 58.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 23:48:16,482 INFO L158 Benchmark]: CACSL2BoogieTranslator took 553.52ms. Allocated memory was 102.8MB in the beginning and 134.2MB in the end (delta: 31.5MB). Free memory was 71.7MB in the beginning and 75.1MB in the end (delta: -3.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-07-19 23:48:16,482 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.34ms. Allocated memory is still 134.2MB. Free memory was 75.1MB in the beginning and 103.3MB in the end (delta: -28.2MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2022-07-19 23:48:16,482 INFO L158 Benchmark]: Boogie Preprocessor took 44.01ms. Allocated memory is still 134.2MB. Free memory was 103.3MB in the beginning and 97.4MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-19 23:48:16,482 INFO L158 Benchmark]: RCFGBuilder took 842.23ms. Allocated memory is still 134.2MB. Free memory was 97.4MB in the beginning and 90.9MB in the end (delta: 6.5MB). Peak memory consumption was 54.8MB. Max. memory is 16.1GB. [2022-07-19 23:48:16,482 INFO L158 Benchmark]: TraceAbstraction took 3465.34ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 90.5MB in the beginning and 80.3MB in the end (delta: 10.1MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2022-07-19 23:48:16,483 INFO L158 Benchmark]: Witness Printer took 154.93ms. Allocated memory is still 169.9MB. Free memory was 80.3MB in the beginning and 50.1MB in the end (delta: 30.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-07-19 23:48:16,484 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory was 58.9MB in the beginning and 58.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 553.52ms. Allocated memory was 102.8MB in the beginning and 134.2MB in the end (delta: 31.5MB). Free memory was 71.7MB in the beginning and 75.1MB in the end (delta: -3.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.34ms. Allocated memory is still 134.2MB. Free memory was 75.1MB in the beginning and 103.3MB in the end (delta: -28.2MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.01ms. Allocated memory is still 134.2MB. Free memory was 103.3MB in the beginning and 97.4MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 842.23ms. Allocated memory is still 134.2MB. Free memory was 97.4MB in the beginning and 90.9MB in the end (delta: 6.5MB). Peak memory consumption was 54.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3465.34ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 90.5MB in the beginning and 80.3MB in the end (delta: 10.1MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. * Witness Printer took 154.93ms. Allocated memory is still 169.9MB. Free memory was 80.3MB in the beginning and 50.1MB in the end (delta: 30.2MB). Peak memory consumption was 27.3MB. 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: 1533]: 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 20 procedures, 249 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 4, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 941 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 853 mSDsluCounter, 3007 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1461 mSDsCounter, 261 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 515 IncrementalHoareTripleChecker+Invalid, 776 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 261 mSolverCounterUnsat, 1546 mSDtfsCounter, 515 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 303 GetRequests, 285 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=420occurred in iteration=3, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 282 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 111 LocationsWithAnnotation, 496 PreInvPairs, 663 NumberOfFragments, 355 HoareAnnotationTreeSize, 496 FomulaSimplifications, 728 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 111 FomulaSimplificationsInter, 405 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 558 NumberOfCodeBlocks, 558 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 552 ConstructedInterpolants, 0 QuantifiedInterpolants, 990 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2233 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 249/254 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: 2150]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 1623]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1422]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1904]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2154]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2167]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1904]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1415]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1461]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1437]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1536]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1969]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1960]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1898]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2170]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2178]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1611]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1969]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1429]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1675]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1649]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1925]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1561]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2066]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1639]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1842]: Loop Invariant Derived loop invariant: ldv_spin == 0 RESULT: Ultimate proved your program to be correct! [2022-07-19 23:48:16,517 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