./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 e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/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_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp --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 ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/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_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp --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 ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 04:39:24,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 04:39:24,088 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 04:39:24,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 04:39:24,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 04:39:24,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 04:39:24,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 04:39:24,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 04:39:24,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 04:39:24,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 04:39:24,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 04:39:24,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 04:39:24,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 04:39:24,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 04:39:24,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 04:39:24,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 04:39:24,187 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 04:39:24,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 04:39:24,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 04:39:24,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 04:39:24,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 04:39:24,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 04:39:24,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 04:39:24,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 04:39:24,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 04:39:24,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 04:39:24,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 04:39:24,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 04:39:24,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 04:39:24,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 04:39:24,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 04:39:24,226 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 04:39:24,228 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 04:39:24,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 04:39:24,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 04:39:24,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 04:39:24,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 04:39:24,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 04:39:24,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 04:39:24,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 04:39:24,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 04:39:24,237 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-10-24 04:39:24,284 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 04:39:24,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 04:39:24,285 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-24 04:39:24,286 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-24 04:39:24,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-24 04:39:24,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-24 04:39:24,294 INFO L138 SettingsManager]: * Use SBE=true [2021-10-24 04:39:24,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 04:39:24,295 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 04:39:24,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 04:39:24,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 04:39:24,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 04:39:24,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 04:39:24,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 04:39:24,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 04:39:24,297 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 04:39:24,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 04:39:24,298 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 04:39:24,298 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 04:39:24,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 04:39:24,298 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 04:39:24,299 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-24 04:39:24,299 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 04:39:24,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 04:39:24,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 04:39:24,300 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 04:39:24,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 04:39:24,300 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-24 04:39:24,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 04:39:24,302 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-24 04:39:24,302 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-24 04:39:24,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 04:39:24,303 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-24 04:39:24,303 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-24 04:39:24,303 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_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-10-24 04:39:24,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 04:39:24,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 04:39:24,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 04:39:24,676 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 04:39:24,677 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 04:39:24,679 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-24 04:39:24,770 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/data/e7b2c73f6/9215917d171b4dba82af311cd7ed703b/FLAG7b7d6b0a0 [2021-10-24 04:39:25,448 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 04:39:25,449 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-24 04:39:25,467 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/data/e7b2c73f6/9215917d171b4dba82af311cd7ed703b/FLAG7b7d6b0a0 [2021-10-24 04:39:25,652 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/data/e7b2c73f6/9215917d171b4dba82af311cd7ed703b [2021-10-24 04:39:25,657 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 04:39:25,658 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 04:39:25,661 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 04:39:25,661 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 04:39:25,665 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 04:39:25,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:39:25" (1/1) ... [2021-10-24 04:39:25,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57b1f97a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:39:25, skipping insertion in model container [2021-10-24 04:39:25,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:39:25" (1/1) ... [2021-10-24 04:39:25,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 04:39:25,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 04:39:26,019 WARN L228 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_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-10-24 04:39:26,704 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-10-24 04:39:26,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@475df7cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:39:26, skipping insertion in model container [2021-10-24 04:39:26,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 04:39:26,707 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 04:39:26,709 INFO L168 Benchmark]: Toolchain (without parser) took 1049.69 ms. Allocated memory is still 115.3 MB. Free memory was 78.3 MB in the beginning and 86.4 MB in the end (delta: -8.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 04:39:26,711 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 77.6 MB. Free memory was 51.4 MB in the beginning and 51.3 MB in the end (delta: 27.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 04:39:26,714 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1046.02 ms. Allocated memory is still 115.3 MB. Free memory was 78.1 MB in the beginning and 86.4 MB in the end (delta: -8.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 04:39:26,716 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 77.6 MB. Free memory was 51.4 MB in the beginning and 51.3 MB in the end (delta: 27.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1046.02 ms. Allocated memory is still 115.3 MB. Free memory was 78.1 MB in the beginning and 86.4 MB in the end (delta: -8.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 04:39:28,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 04:39:28,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 04:39:28,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 04:39:28,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 04:39:28,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 04:39:28,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 04:39:28,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 04:39:28,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 04:39:28,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 04:39:28,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 04:39:29,000 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 04:39:29,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 04:39:29,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 04:39:29,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 04:39:29,006 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 04:39:29,007 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 04:39:29,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 04:39:29,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 04:39:29,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 04:39:29,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 04:39:29,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 04:39:29,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 04:39:29,021 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 04:39:29,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 04:39:29,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 04:39:29,026 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 04:39:29,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 04:39:29,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 04:39:29,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 04:39:29,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 04:39:29,032 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 04:39:29,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 04:39:29,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 04:39:29,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 04:39:29,037 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 04:39:29,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 04:39:29,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 04:39:29,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 04:39:29,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 04:39:29,040 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 04:39:29,042 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-10-24 04:39:29,070 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 04:39:29,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 04:39:29,071 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-24 04:39:29,071 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-24 04:39:29,072 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-24 04:39:29,073 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-24 04:39:29,073 INFO L138 SettingsManager]: * Use SBE=true [2021-10-24 04:39:29,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 04:39:29,073 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 04:39:29,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 04:39:29,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 04:39:29,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 04:39:29,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 04:39:29,074 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 04:39:29,074 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 04:39:29,075 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 04:39:29,075 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 04:39:29,075 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 04:39:29,075 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 04:39:29,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 04:39:29,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 04:39:29,076 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 04:39:29,076 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 04:39:29,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 04:39:29,076 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 04:39:29,076 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 04:39:29,076 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 04:39:29,077 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-24 04:39:29,077 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 04:39:29,077 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-24 04:39:29,077 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-24 04:39:29,077 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 04:39:29,078 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-24 04:39:29,078 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-24 04:39:29,078 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 04:39:29,078 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_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-10-24 04:39:29,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 04:39:29,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 04:39:29,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 04:39:29,467 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 04:39:29,468 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 04:39:29,469 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-24 04:39:29,543 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/data/072c1d94e/e80a261bbec6484dbdd8270f22d4bcb0/FLAG96cfdf7a3 [2021-10-24 04:39:30,184 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 04:39:30,186 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-24 04:39:30,211 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/data/072c1d94e/e80a261bbec6484dbdd8270f22d4bcb0/FLAG96cfdf7a3 [2021-10-24 04:39:30,404 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/bin/ugemcutter-s0tUvz4FYp/data/072c1d94e/e80a261bbec6484dbdd8270f22d4bcb0 [2021-10-24 04:39:30,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 04:39:30,414 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 04:39:30,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 04:39:30,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 04:39:30,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 04:39:30,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:39:30" (1/1) ... [2021-10-24 04:39:30,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31d5c524 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:39:30, skipping insertion in model container [2021-10-24 04:39:30,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:39:30" (1/1) ... [2021-10-24 04:39:30,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 04:39:30,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 04:39:30,771 WARN L228 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_42a118ff-aa31-46fe-a9fc-a91dcdd6a1f4/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-10-24 04:39:31,350 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-10-24 04:39:31,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4ed1cef0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:39:31, skipping insertion in model container [2021-10-24 04:39:31,351 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 04:39:31,351 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 04:39:31,353 INFO L168 Benchmark]: Toolchain (without parser) took 937.88 ms. Allocated memory is still 88.1 MB. Free memory was 70.4 MB in the beginning and 67.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. [2021-10-24 04:39:31,354 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 88.1 MB. Free memory was 68.2 MB in the beginning and 68.2 MB in the end (delta: 67.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 04:39:31,355 INFO L168 Benchmark]: CACSL2BoogieTranslator took 933.33 ms. Allocated memory is still 88.1 MB. Free memory was 70.2 MB in the beginning and 68.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. [2021-10-24 04:39:31,357 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 88.1 MB. Free memory was 68.2 MB in the beginning and 68.2 MB in the end (delta: 67.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 933.33 ms. Allocated memory is still 88.1 MB. Free memory was 70.2 MB in the beginning and 68.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. * 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...