./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:04:34,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:04:34,797 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:04:34,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:04:34,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:04:34,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:04:34,852 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:04:34,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:04:34,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:04:34,864 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:04:34,865 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:04:34,867 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:04:34,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:04:34,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:04:34,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:04:34,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:04:34,882 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:04:34,883 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:04:34,885 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:04:34,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:04:34,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:04:34,897 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:04:34,900 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:04:34,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:04:34,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:04:34,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:04:34,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:04:34,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:04:34,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:04:34,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:04:34,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:04:34,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:04:34,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:04:34,919 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:04:34,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:04:34,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:04:34,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:04:34,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:04:34,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:04:34,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:04:34,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:04:34,924 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-22 23:04:34,967 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:04:34,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:04:34,967 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 23:04:34,968 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 23:04:34,975 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:04:34,975 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-22 23:04:34,976 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:04:34,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:04:34,976 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 23:04:34,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:04:34,977 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:04:34,978 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:04:34,978 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:04:34,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:04:34,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:04:34,979 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:04:34,979 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:04:34,979 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:04:34,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:04:34,979 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:04:34,980 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:04:34,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:04:34,980 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 23:04:34,980 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-22 23:04:34,981 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 23:04:34,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:04:34,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:04:34,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:04:34,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:04:34,983 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 23:04:34,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:04:34,983 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 23:04:34,984 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-22 23:04:34,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:04:34,984 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-22 23:04:34,984 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-22 23:04:34,985 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-11-22 23:04:35,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:04:35,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:04:35,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:04:35,299 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:04:35,299 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:04:35,301 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-22 23:04:35,360 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/data/4d332e8cf/a311a7f024d34fd589a8edf6a151f535/FLAG29aa56b96 [2021-11-22 23:04:35,990 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:04:35,991 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-22 23:04:36,044 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/data/4d332e8cf/a311a7f024d34fd589a8edf6a151f535/FLAG29aa56b96 [2021-11-22 23:04:36,245 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/data/4d332e8cf/a311a7f024d34fd589a8edf6a151f535 [2021-11-22 23:04:36,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:04:36,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:04:36,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:04:36,266 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:04:36,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:04:36,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:04:36" (1/1) ... [2021-11-22 23:04:36,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3495d93b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:36, skipping insertion in model container [2021-11-22 23:04:36,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:04:36" (1/1) ... [2021-11-22 23:04:36,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:04:36,344 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:04:36,547 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-11-22 23:04:36,936 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-11-22 23:04:36,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6beb5dee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:36, skipping insertion in model container [2021-11-22 23:04:36,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:04:36,938 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-22 23:04:36,939 INFO L158 Benchmark]: Toolchain (without parser) took 690.48ms. Allocated memory is still 113.2MB. Free memory was 67.2MB in the beginning and 79.7MB in the end (delta: -12.5MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2021-11-22 23:04:36,940 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 86.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:04:36,941 INFO L158 Benchmark]: CACSL2BoogieTranslator took 671.99ms. Allocated memory is still 113.2MB. Free memory was 67.0MB in the beginning and 79.7MB in the end (delta: -12.7MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2021-11-22 23:04:36,942 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 86.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 671.99ms. Allocated memory is still 113.2MB. Free memory was 67.0MB in the beginning and 79.7MB in the end (delta: -12.7MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: Unsupported Syntax Unsupported function: pthread_attr_init 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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:04:39,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:04:39,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:04:39,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:04:39,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:04:39,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:04:39,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:04:39,230 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:04:39,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:04:39,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:04:39,239 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:04:39,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:04:39,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:04:39,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:04:39,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:04:39,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:04:39,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:04:39,253 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:04:39,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:04:39,265 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:04:39,267 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:04:39,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:04:39,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:04:39,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:04:39,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:04:39,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:04:39,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:04:39,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:04:39,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:04:39,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:04:39,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:04:39,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:04:39,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:04:39,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:04:39,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:04:39,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:04:39,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:04:39,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:04:39,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:04:39,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:04:39,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:04:39,298 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-11-22 23:04:39,339 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:04:39,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:04:39,340 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 23:04:39,340 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 23:04:39,341 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:04:39,341 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-22 23:04:39,342 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:04:39,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:04:39,343 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 23:04:39,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:04:39,345 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:04:39,345 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:04:39,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:04:39,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:04:39,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:04:39,346 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:04:39,346 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:04:39,346 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:04:39,347 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:04:39,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:04:39,347 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:04:39,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:04:39,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:04:39,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 23:04:39,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 23:04:39,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:04:39,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:04:39,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:04:39,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:04:39,349 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-22 23:04:39,349 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:04:39,349 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 23:04:39,350 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-22 23:04:39,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:04:39,350 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-22 23:04:39,350 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-22 23:04:39,351 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:04:39,351 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-11-22 23:04:39,712 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:04:39,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:04:39,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:04:39,751 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:04:39,752 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:04:39,753 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-22 23:04:39,817 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/data/390dfd3d9/c1f4c7385a95437a89742c4b11300b89/FLAG0af894e68 [2021-11-22 23:04:40,430 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:04:40,431 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-22 23:04:40,456 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/data/390dfd3d9/c1f4c7385a95437a89742c4b11300b89/FLAG0af894e68 [2021-11-22 23:04:40,645 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/bin/ugemcutter-lIJgRBJBxA/data/390dfd3d9/c1f4c7385a95437a89742c4b11300b89 [2021-11-22 23:04:40,648 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:04:40,649 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:04:40,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:04:40,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:04:40,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:04:40,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:04:40" (1/1) ... [2021-11-22 23:04:40,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4097b84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:40, skipping insertion in model container [2021-11-22 23:04:40,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:04:40" (1/1) ... [2021-11-22 23:04:40,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:04:40,747 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:04:41,032 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5bbaa0-1c45-479c-be28-a13021e1a390/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-11-22 23:04:41,609 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-11-22 23:04:41,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@346a4708 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:41, skipping insertion in model container [2021-11-22 23:04:41,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:04:41,611 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-22 23:04:41,613 INFO L158 Benchmark]: Toolchain (without parser) took 962.46ms. Allocated memory is still 69.2MB. Free memory was 47.9MB in the beginning and 46.6MB in the end (delta: 1.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-22 23:04:41,614 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 69.2MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:04:41,616 INFO L158 Benchmark]: CACSL2BoogieTranslator took 958.87ms. Allocated memory is still 69.2MB. Free memory was 47.7MB in the beginning and 46.6MB in the end (delta: 1.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 23:04:41,618 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 69.2MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 958.87ms. Allocated memory is still 69.2MB. Free memory was 47.7MB in the beginning and 46.6MB in the end (delta: 1.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN