./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b8dbc81d 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dcbacb5c6320cc7d732f3f08957667bdf1dc73f77660278f36230fbc0ccef69c --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 03:33:23,779 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 03:33:23,781 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 03:33:23,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 03:33:23,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 03:33:23,815 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 03:33:23,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 03:33:23,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 03:33:23,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 03:33:23,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 03:33:23,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 03:33:23,827 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 03:33:23,828 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 03:33:23,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 03:33:23,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 03:33:23,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 03:33:23,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 03:33:23,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 03:33:23,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 03:33:23,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 03:33:23,860 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 03:33:23,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 03:33:23,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 03:33:23,863 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 03:33:23,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 03:33:23,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 03:33:23,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 03:33:23,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 03:33:23,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 03:33:23,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 03:33:23,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 03:33:23,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 03:33:23,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 03:33:23,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 03:33:23,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 03:33:23,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 03:33:23,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 03:33:23,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 03:33:23,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 03:33:23,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 03:33:23,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 03:33:23,886 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 03:33:23,911 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 03:33:23,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 03:33:23,912 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 03:33:23,912 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 03:33:23,913 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 03:33:23,914 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 03:33:23,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 03:33:23,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 03:33:23,914 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 03:33:23,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 03:33:23,915 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 03:33:23,915 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 03:33:23,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 03:33:23,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 03:33:23,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 03:33:23,916 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 03:33:23,916 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 03:33:23,916 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 03:33:23,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 03:33:23,917 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 03:33:23,917 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 03:33:23,917 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 03:33:23,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 03:33:23,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 03:33:23,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 03:33:23,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 03:33:23,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 03:33:23,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 03:33:23,919 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 03:33:23,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 03:33:23,919 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 03:33:23,919 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 03:33:23,920 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 03:33:23,920 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 03:33:23,920 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dcbacb5c6320cc7d732f3f08957667bdf1dc73f77660278f36230fbc0ccef69c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-30 03:33:24,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 03:33:24,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 03:33:24,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 03:33:24,264 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 03:33:24,265 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 03:33:24,266 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-08-30 03:33:25,499 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 03:33:26,003 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 03:33:26,004 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-08-30 03:33:26,042 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/198c2cf78/51a79fa401844d33b243b35890bf95e3/FLAG3d28d1e2f [2023-08-30 03:33:26,066 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/198c2cf78/51a79fa401844d33b243b35890bf95e3 [2023-08-30 03:33:26,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 03:33:26,071 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 03:33:26,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 03:33:26,073 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 03:33:26,079 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 03:33:26,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 03:33:26" (1/1) ... [2023-08-30 03:33:26,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a28df22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:33:26, skipping insertion in model container [2023-08-30 03:33:26,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 03:33:26" (1/1) ... [2023-08-30 03:33:26,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 03:33:26,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 03:33:27,836 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2023-08-30 03:33:28,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 03:33:28,367 ERROR L324 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2023-08-30 03:33:28,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d55cba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:33:28, skipping insertion in model container [2023-08-30 03:33:28,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 03:33:28,370 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-08-30 03:33:28,372 INFO L158 Benchmark]: Toolchain (without parser) took 2299.80ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 44.3MB in the beginning and 45.0MB in the end (delta: -744.4kB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2023-08-30 03:33:28,372 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory is still 36.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 03:33:28,373 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2297.27ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 44.1MB in the beginning and 45.0MB in the end (delta: -948.1kB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2023-08-30 03:33:28,375 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory is still 36.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2297.27ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 44.1MB in the beginning and 45.0MB in the end (delta: -948.1kB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6344]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dcbacb5c6320cc7d732f3f08957667bdf1dc73f77660278f36230fbc0ccef69c --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 03:33:30,135 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 03:33:30,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 03:33:30,172 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 03:33:30,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 03:33:30,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 03:33:30,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 03:33:30,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 03:33:30,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 03:33:30,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 03:33:30,192 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 03:33:30,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 03:33:30,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 03:33:30,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 03:33:30,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 03:33:30,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 03:33:30,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 03:33:30,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 03:33:30,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 03:33:30,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 03:33:30,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 03:33:30,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 03:33:30,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 03:33:30,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 03:33:30,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 03:33:30,232 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 03:33:30,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 03:33:30,234 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 03:33:30,234 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 03:33:30,235 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 03:33:30,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 03:33:30,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 03:33:30,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 03:33:30,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 03:33:30,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 03:33:30,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 03:33:30,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 03:33:30,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 03:33:30,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 03:33:30,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 03:33:30,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 03:33:30,244 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 03:33:30,280 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 03:33:30,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 03:33:30,282 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 03:33:30,282 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 03:33:30,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 03:33:30,283 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 03:33:30,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 03:33:30,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 03:33:30,284 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 03:33:30,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 03:33:30,285 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 03:33:30,285 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 03:33:30,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 03:33:30,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 03:33:30,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 03:33:30,286 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 03:33:30,286 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 03:33:30,287 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 03:33:30,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 03:33:30,287 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 03:33:30,287 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 03:33:30,287 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 03:33:30,288 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 03:33:30,288 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 03:33:30,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 03:33:30,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 03:33:30,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 03:33:30,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 03:33:30,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 03:33:30,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 03:33:30,289 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 03:33:30,289 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 03:33:30,290 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 03:33:30,290 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 03:33:30,290 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 03:33:30,290 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 03:33:30,291 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 03:33:30,291 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dcbacb5c6320cc7d732f3f08957667bdf1dc73f77660278f36230fbc0ccef69c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-30 03:33:30,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 03:33:30,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 03:33:30,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 03:33:30,647 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 03:33:30,648 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 03:33:30,650 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-08-30 03:33:31,908 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 03:33:32,401 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 03:33:32,401 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-08-30 03:33:32,443 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/042ef7d02/c87f085674754f0593522cb8aa0ee64b/FLAG4c723c72e [2023-08-30 03:33:32,461 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/042ef7d02/c87f085674754f0593522cb8aa0ee64b [2023-08-30 03:33:32,463 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 03:33:32,464 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 03:33:32,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 03:33:32,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 03:33:32,468 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 03:33:32,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 03:33:32" (1/1) ... [2023-08-30 03:33:32,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24c79fcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:33:32, skipping insertion in model container [2023-08-30 03:33:32,470 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 03:33:32" (1/1) ... [2023-08-30 03:33:32,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 03:33:32,597 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 03:33:34,016 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2023-08-30 03:33:34,443 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 03:33:34,480 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-08-30 03:33:34,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 03:33:34,791 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2023-08-30 03:33:34,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 03:33:34,819 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 03:33:35,080 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2023-08-30 03:33:35,098 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 03:33:35,202 INFO L208 MainTranslator]: Completed translation [2023-08-30 03:33:35,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:33:35 WrapperNode [2023-08-30 03:33:35,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 03:33:35,204 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 03:33:35,204 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 03:33:35,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 03:33:35,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:33:35" (1/1) ... [2023-08-30 03:33:35,306 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:33:35" (1/1) ... [2023-08-30 03:33:35,506 INFO L138 Inliner]: procedures = 333, calls = 1286, calls flagged for inlining = 514, calls inlined = 855, statements flattened = 6940 [2023-08-30 03:33:35,507 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 03:33:35,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 03:33:35,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 03:33:35,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 03:33:35,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:33:35" (1/1) ... [2023-08-30 03:33:35,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:33:35" (1/1) ... [2023-08-30 03:33:35,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:33:35" (1/1) ... [2023-08-30 03:33:35,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:33:35" (1/1) ... [2023-08-30 03:33:35,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:33:35" (1/1) ... [2023-08-30 03:33:35,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:33:35" (1/1) ... [2023-08-30 03:33:35,782 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:33:35" (1/1) ... [2023-08-30 03:33:35,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:33:35" (1/1) ... [2023-08-30 03:33:35,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 03:33:35,869 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 03:33:35,869 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 03:33:35,869 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 03:33:35,870 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:33:35" (1/1) ... [2023-08-30 03:33:35,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 03:33:35,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 03:33:35,897 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) [2023-08-30 03:33:35,946 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 [2023-08-30 03:33:35,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-08-30 03:33:35,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-08-30 03:33:35,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 03:33:35,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-08-30 03:33:35,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2023-08-30 03:33:35,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2023-08-30 03:33:35,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2023-08-30 03:33:35,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2023-08-30 03:33:35,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2023-08-30 03:33:35,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2023-08-30 03:33:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 03:33:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 03:33:35,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-08-30 03:33:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 03:33:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 03:33:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-30 03:33:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 03:33:35,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 03:33:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 03:33:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 03:33:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 03:33:35,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 03:33:35,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 03:33:35,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 03:33:35,970 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 03:33:36,590 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 03:33:36,592 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 03:33:45,475 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 03:33:45,513 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 03:33:45,513 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 03:33:45,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 03:33:45 BoogieIcfgContainer [2023-08-30 03:33:45,522 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 03:33:45,525 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 03:33:45,525 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 03:33:45,527 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 03:33:45,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 03:33:32" (1/3) ... [2023-08-30 03:33:45,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@213448f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 03:33:45, skipping insertion in model container [2023-08-30 03:33:45,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:33:35" (2/3) ... [2023-08-30 03:33:45,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@213448f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 03:33:45, skipping insertion in model container [2023-08-30 03:33:45,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 03:33:45" (3/3) ... [2023-08-30 03:33:45,530 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-08-30 03:33:45,541 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 03:33:45,541 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 965 error locations. [2023-08-30 03:33:45,541 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 03:33:47,164 INFO L144 ThreadInstanceAdder]: Constructed 13 joinOtherThreadTransitions. [2023-08-30 03:33:47,308 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 11456 places, 11825 transitions, 23714 flow [2023-08-30 03:35:02,882 INFO L130 PetriNetUnfolder]: 708/22248 cut-off events. [2023-08-30 03:35:02,883 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2023-08-30 03:35:06,438 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22282 conditions, 22248 events. 708/22248 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 165691 event pairs, 1 based on Foata normal form. 0/19132 useless extension candidates. Maximal degree in co-relation 21669. Up to 18 conditions per place. [2023-08-30 03:35:06,439 INFO L82 GeneralOperation]: Start removeDead. Operand has 11456 places, 11825 transitions, 23714 flow [2023-08-30 03:35:08,074 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 8549 places, 8816 transitions, 17666 flow [2023-08-30 03:35:08,077 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-30 03:35:08,085 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 8549 places, 8816 transitions, 17666 flow [2023-08-30 03:35:08,088 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 8549 places, 8816 transitions, 17666 flow [2023-08-30 03:35:08,088 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 8549 places, 8816 transitions, 17666 flow [2023-08-30 03:36:25,386 INFO L130 PetriNetUnfolder]: 708/22248 cut-off events. [2023-08-30 03:36:25,386 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2023-08-30 03:36:29,230 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22282 conditions, 22248 events. 708/22248 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 165665 event pairs, 1 based on Foata normal form. 0/19132 useless extension candidates. Maximal degree in co-relation 21669. Up to 18 conditions per place. [2023-08-30 03:36:47,435 INFO L119 LiptonReduction]: Number of co-enabled transitions 42631200 Killed by 15