./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 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/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_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw --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-7e70bad [2021-11-23 14:19:52,487 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 14:19:52,491 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 14:19:52,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 14:19:52,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 14:19:52,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 14:19:52,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 14:19:52,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 14:19:52,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 14:19:52,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 14:19:52,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 14:19:52,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 14:19:52,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 14:19:52,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 14:19:52,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 14:19:52,581 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 14:19:52,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 14:19:52,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 14:19:52,587 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 14:19:52,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 14:19:52,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 14:19:52,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 14:19:52,601 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 14:19:52,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 14:19:52,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 14:19:52,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 14:19:52,613 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 14:19:52,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 14:19:52,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 14:19:52,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 14:19:52,617 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 14:19:52,618 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 14:19:52,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 14:19:52,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 14:19:52,623 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 14:19:52,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 14:19:52,625 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 14:19:52,625 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 14:19:52,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 14:19:52,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 14:19:52,627 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 14:19:52,628 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-23 14:19:52,671 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 14:19:52,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 14:19:52,672 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 14:19:52,672 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 14:19:52,679 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 14:19:52,680 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 14:19:52,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 14:19:52,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 14:19:52,681 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 14:19:52,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 14:19:52,682 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 14:19:52,683 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 14:19:52,683 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 14:19:52,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 14:19:52,683 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 14:19:52,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 14:19:52,684 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 14:19:52,684 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 14:19:52,684 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 14:19:52,685 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 14:19:52,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 14:19:52,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 14:19:52,685 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 14:19:52,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-23 14:19:52,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 14:19:52,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:19:52,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 14:19:52,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 14:19:52,687 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 14:19:52,688 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 14:19:52,689 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-11-23 14:19:52,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 14:19:52,689 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 14:19:52,690 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-23 14:19:52,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 14:19:52,690 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-23 14:19:52,690 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-23 14:19:52,691 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_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-11-23 14:19:53,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 14:19:53,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 14:19:53,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 14:19:53,052 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 14:19:53,053 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 14:19:53,054 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-23 14:19:53,134 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/data/6fd9ef0c1/c91478d5f91c4094a0d2a9dc4eca4bde/FLAG28bf0206b [2021-11-23 14:19:53,869 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 14:19:53,874 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-23 14:19:53,897 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/data/6fd9ef0c1/c91478d5f91c4094a0d2a9dc4eca4bde/FLAG28bf0206b [2021-11-23 14:19:54,047 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/data/6fd9ef0c1/c91478d5f91c4094a0d2a9dc4eca4bde [2021-11-23 14:19:54,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 14:19:54,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 14:19:54,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 14:19:54,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 14:19:54,056 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 14:19:54,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:19:54" (1/1) ... [2021-11-23 14:19:54,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ac6a4f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:54, skipping insertion in model container [2021-11-23 14:19:54,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:19:54" (1/1) ... [2021-11-23 14:19:54,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 14:19:54,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 14:19:54,345 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_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-11-23 14:19:54,768 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-11-23 14:19:54,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76c00925 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:54, skipping insertion in model container [2021-11-23 14:19:54,769 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 14:19:54,770 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 14:19:54,772 INFO L158 Benchmark]: Toolchain (without parser) took 719.73ms. Allocated memory is still 100.7MB. Free memory was 60.9MB in the beginning and 63.2MB in the end (delta: -2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 14:19:54,772 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 14:19:54,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 717.03ms. Allocated memory is still 100.7MB. Free memory was 60.8MB in the beginning and 63.2MB in the end (delta: -2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 14:19:54,775 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 717.03ms. Allocated memory is still 100.7MB. Free memory was 60.8MB in the beginning and 63.2MB in the end (delta: -2.4MB). Peak memory consumption was 4.2MB. 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_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/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_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw --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-7e70bad [2021-11-23 14:19:57,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 14:19:57,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 14:19:57,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 14:19:57,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 14:19:57,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 14:19:57,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 14:19:57,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 14:19:57,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 14:19:57,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 14:19:57,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 14:19:57,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 14:19:57,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 14:19:57,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 14:19:57,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 14:19:57,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 14:19:57,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 14:19:57,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 14:19:57,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 14:19:57,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 14:19:57,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 14:19:57,176 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 14:19:57,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 14:19:57,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 14:19:57,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 14:19:57,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 14:19:57,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 14:19:57,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 14:19:57,188 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 14:19:57,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 14:19:57,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 14:19:57,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 14:19:57,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 14:19:57,194 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 14:19:57,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 14:19:57,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 14:19:57,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 14:19:57,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 14:19:57,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 14:19:57,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 14:19:57,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 14:19:57,209 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-11-23 14:19:57,253 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 14:19:57,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 14:19:57,254 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 14:19:57,255 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 14:19:57,256 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 14:19:57,256 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 14:19:57,257 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 14:19:57,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 14:19:57,258 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 14:19:57,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 14:19:57,259 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 14:19:57,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 14:19:57,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 14:19:57,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 14:19:57,260 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 14:19:57,261 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 14:19:57,261 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 14:19:57,261 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 14:19:57,261 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 14:19:57,261 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 14:19:57,262 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 14:19:57,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 14:19:57,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 14:19:57,262 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 14:19:57,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 14:19:57,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:19:57,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 14:19:57,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 14:19:57,264 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 14:19:57,264 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-23 14:19:57,264 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-11-23 14:19:57,264 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 14:19:57,265 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 14:19:57,265 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-23 14:19:57,265 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 14:19:57,265 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-23 14:19:57,266 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-23 14:19:57,266 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 14:19:57,266 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_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-11-23 14:19:57,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 14:19:57,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 14:19:57,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 14:19:57,738 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 14:19:57,739 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 14:19:57,740 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-23 14:19:57,820 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/data/03c72d4bc/18c649f0d2e748cd8ba4ddd988c010a8/FLAGd8afee6f0 [2021-11-23 14:19:58,536 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 14:19:58,536 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-23 14:19:58,561 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/data/03c72d4bc/18c649f0d2e748cd8ba4ddd988c010a8/FLAGd8afee6f0 [2021-11-23 14:19:58,728 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/bin/ugemcutter-aZbSL5k0Dw/data/03c72d4bc/18c649f0d2e748cd8ba4ddd988c010a8 [2021-11-23 14:19:58,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 14:19:58,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 14:19:58,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 14:19:58,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 14:19:58,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 14:19:58,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:19:58" (1/1) ... [2021-11-23 14:19:58,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51434197 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:58, skipping insertion in model container [2021-11-23 14:19:58,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:19:58" (1/1) ... [2021-11-23 14:19:58,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 14:19:58,847 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 14:19:59,057 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_be574f0e-9a3e-4978-9b4c-b4b9f9327f95/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-11-23 14:19:59,533 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-11-23 14:19:59,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7c960e2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:59, skipping insertion in model container [2021-11-23 14:19:59,534 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 14:19:59,534 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 14:19:59,537 INFO L158 Benchmark]: Toolchain (without parser) took 803.81ms. Allocated memory is still 56.6MB. Free memory was 31.7MB in the beginning and 34.3MB in the end (delta: -2.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 14:19:59,538 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory was 36.6MB in the beginning and 36.5MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 14:19:59,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 799.91ms. Allocated memory is still 56.6MB. Free memory was 31.5MB in the beginning and 34.3MB in the end (delta: -2.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 14:19:59,542 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory was 36.6MB in the beginning and 36.5MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 799.91ms. Allocated memory is still 56.6MB. Free memory was 31.5MB in the beginning and 34.3MB in the end (delta: -2.8MB). 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