./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_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:27:36,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:27:36,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:27:36,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:27:36,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:27:36,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:27:36,570 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:27:36,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:27:36,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:27:36,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:27:36,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:27:36,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:27:36,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:27:36,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:27:36,583 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:27:36,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:27:36,587 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:27:36,588 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:27:36,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:27:36,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:27:36,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:27:36,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:27:36,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:27:36,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:27:36,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:27:36,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:27:36,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:27:36,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:27:36,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:27:36,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:27:36,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:27:36,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:27:36,613 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:27:36,614 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:27:36,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:27:36,616 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:27:36,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:27:36,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:27:36,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:27:36,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:27:36,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:27:36,622 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 03:27:36,671 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:27:36,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:27:36,673 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:27:36,673 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:27:36,675 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:27:36,675 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:27:36,675 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:27:36,675 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:27:36,676 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:27:36,676 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 03:27:36,677 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:27:36,677 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:27:36,678 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 03:27:36,678 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 03:27:36,678 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:27:36,678 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 03:27:36,679 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 03:27:36,679 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 03:27:36,680 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:27:36,680 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 03:27:36,680 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 03:27:36,680 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 03:27:36,681 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:27:36,681 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 03:27:36,681 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:27:36,681 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 03:27:36,683 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 03:27:36,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 03:27:36,684 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:27:36,684 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 03:27:36,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:27:36,685 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:27:36,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:27:36,685 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:27:36,685 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:27:36,686 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 03:27:36,686 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 03:27:36,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 03:27:36,686 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 03:27:36,687 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:27:36,687 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:27:36,687 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-11-23 03:27:36,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:27:36,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:27:36,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:27:36,966 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:27:36,967 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:27:36,987 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-23 03:27:37,091 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/data/5e8ab8727/5d9d7f294b7248e483e87e4c3a621b6c/FLAGd6572a942 [2021-11-23 03:27:37,731 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:27:37,731 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-23 03:27:37,765 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/data/5e8ab8727/5d9d7f294b7248e483e87e4c3a621b6c/FLAGd6572a942 [2021-11-23 03:27:37,952 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/data/5e8ab8727/5d9d7f294b7248e483e87e4c3a621b6c [2021-11-23 03:27:37,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:27:37,960 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:27:37,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:27:37,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:27:37,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:27:37,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:27:37" (1/1) ... [2021-11-23 03:27:37,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79993ca6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:27:37, skipping insertion in model container [2021-11-23 03:27:37,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:27:37" (1/1) ... [2021-11-23 03:27:37,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:27:38,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:27:38,320 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_98a9261c-9919-4551-a63e-00400a4b2f17/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-11-23 03:27:38,767 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-11-23 03:27:38,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@68ffb767 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:27:38, skipping insertion in model container [2021-11-23 03:27:38,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:27:38,769 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 03:27:38,771 INFO L158 Benchmark]: Toolchain (without parser) took 809.34ms. Allocated memory is still 98.6MB. Free memory was 61.8MB in the beginning and 67.5MB in the end (delta: -5.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 03:27:38,772 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 98.6MB. Free memory was 72.4MB in the beginning and 72.3MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:27:38,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 803.02ms. Allocated memory is still 98.6MB. Free memory was 61.6MB in the beginning and 67.5MB in the end (delta: -5.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 03:27:38,775 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 98.6MB. Free memory was 72.4MB in the beginning and 72.3MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 803.02ms. Allocated memory is still 98.6MB. Free memory was 61.6MB in the beginning and 67.5MB in the end (delta: -5.9MB). 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 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_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:27:41,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:27:41,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:27:41,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:27:41,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:27:41,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:27:41,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:27:41,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:27:41,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:27:41,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:27:41,323 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:27:41,325 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:27:41,326 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:27:41,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:27:41,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:27:41,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:27:41,341 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:27:41,343 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:27:41,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:27:41,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:27:41,353 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:27:41,355 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:27:41,357 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:27:41,358 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:27:41,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:27:41,363 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:27:41,363 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:27:41,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:27:41,365 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:27:41,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:27:41,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:27:41,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:27:41,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:27:41,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:27:41,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:27:41,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:27:41,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:27:41,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:27:41,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:27:41,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:27:41,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:27:41,378 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-23 03:27:41,409 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:27:41,409 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:27:41,412 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:27:41,412 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:27:41,413 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:27:41,413 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:27:41,414 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:27:41,414 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:27:41,415 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:27:41,415 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:27:41,416 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:27:41,416 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:27:41,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:27:41,418 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 03:27:41,418 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 03:27:41,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:27:41,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 03:27:41,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:27:41,419 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 03:27:41,420 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 03:27:41,420 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 03:27:41,420 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 03:27:41,420 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 03:27:41,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 03:27:41,421 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:27:41,421 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 03:27:41,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:27:41,422 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 03:27:41,422 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:27:41,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:27:41,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:27:41,423 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:27:41,423 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 03:27:41,424 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 03:27:41,424 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 03:27:41,424 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 03:27:41,424 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:27:41,425 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:27:41,425 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_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-11-23 03:27:41,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:27:41,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:27:41,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:27:41,941 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:27:41,942 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:27:41,943 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-23 03:27:42,032 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/data/b95e5a737/65185a61216f4109bcc23f17a554def9/FLAG1b7067cc6 [2021-11-23 03:27:42,765 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:27:42,766 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-23 03:27:42,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/data/b95e5a737/65185a61216f4109bcc23f17a554def9/FLAG1b7067cc6 [2021-11-23 03:27:42,955 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98a9261c-9919-4551-a63e-00400a4b2f17/bin/utaipan-EQgc7hIp5V/data/b95e5a737/65185a61216f4109bcc23f17a554def9 [2021-11-23 03:27:42,958 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:27:42,960 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:27:42,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:27:42,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:27:42,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:27:42,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:27:42" (1/1) ... [2021-11-23 03:27:42,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41ed43ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:27:42, skipping insertion in model container [2021-11-23 03:27:42,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:27:42" (1/1) ... [2021-11-23 03:27:42,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:27:43,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:27:43,326 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_98a9261c-9919-4551-a63e-00400a4b2f17/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-11-23 03:27:43,785 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-11-23 03:27:43,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28ac3f5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:27:43, skipping insertion in model container [2021-11-23 03:27:43,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:27:43,787 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 03:27:43,789 INFO L158 Benchmark]: Toolchain (without parser) took 828.38ms. Allocated memory is still 62.9MB. Free memory was 38.8MB in the beginning and 39.9MB in the end (delta: -1.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 03:27:43,790 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:27:43,791 INFO L158 Benchmark]: CACSL2BoogieTranslator took 825.77ms. Allocated memory is still 62.9MB. Free memory was 38.6MB in the beginning and 39.9MB in the end (delta: -1.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 03:27:43,792 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 825.77ms. Allocated memory is still 62.9MB. Free memory was 38.6MB in the beginning and 39.9MB in the end (delta: -1.3MB). Peak memory consumption was 14.7MB. 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