./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta --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 f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:41:48,607 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:41:48,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:41:48,662 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:41:48,663 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:41:48,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:41:48,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:41:48,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:41:48,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:41:48,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:41:48,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:41:48,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:41:48,692 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:41:48,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:41:48,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:41:48,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:41:48,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:41:48,702 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:41:48,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:41:48,714 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:41:48,716 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:41:48,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:41:48,725 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:41:48,726 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:41:48,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:41:48,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:41:48,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:41:48,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:41:48,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:41:48,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:41:48,737 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:41:48,738 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:41:48,740 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:41:48,741 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:41:48,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:41:48,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:41:48,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:41:48,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:41:48,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:41:48,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:41:48,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:41:48,746 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-10-17 17:41:48,801 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:41:48,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:41:48,802 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:41:48,802 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:41:48,803 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:41:48,804 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:41:48,804 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:41:48,804 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:41:48,804 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:41:48,805 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-10-17 17:41:48,806 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:41:48,806 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:41:48,806 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-10-17 17:41:48,806 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-10-17 17:41:48,807 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:41:48,807 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-10-17 17:41:48,807 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-10-17 17:41:48,807 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-10-17 17:41:48,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:41:48,809 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:41:48,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:41:48,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:41:48,809 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:41:48,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:41:48,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:41:48,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:41:48,817 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:41:48,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:41:48,819 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:41:48,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:41:48,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:41:48,820 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:41:48,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:41:48,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:41:48,821 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-10-17 17:41:48,821 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:41:48,821 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:41:48,821 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-10-17 17:41:48,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:41:48,822 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:41:48,822 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:41:48,822 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_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 [2022-10-17 17:41:49,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:41:49,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:41:49,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:41:49,163 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:41:49,164 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:41:49,165 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2022-10-17 17:41:49,235 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/data/656128140/e21b002e815449eb82b6660c6c304d95/FLAG489999ea2 [2022-10-17 17:41:49,943 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:41:49,944 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2022-10-17 17:41:49,977 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/data/656128140/e21b002e815449eb82b6660c6c304d95/FLAG489999ea2 [2022-10-17 17:41:50,145 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/data/656128140/e21b002e815449eb82b6660c6c304d95 [2022-10-17 17:41:50,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:41:50,154 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:41:50,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:41:50,156 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:41:50,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:41:50,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:41:50" (1/1) ... [2022-10-17 17:41:50,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a5d7bd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:41:50, skipping insertion in model container [2022-10-17 17:41:50,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:41:50" (1/1) ... [2022-10-17 17:41:50,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:41:50,255 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:41:50,500 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_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i[951,964] [2022-10-17 17:41:50,895 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-10-17 17:41:50,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72d5bb48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:41:50, skipping insertion in model container [2022-10-17 17:41:50,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:41:50,897 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 17:41:50,899 INFO L158 Benchmark]: Toolchain (without parser) took 743.99ms. Allocated memory is still 96.5MB. Free memory was 71.1MB in the beginning and 64.2MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 17:41:50,901 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 96.5MB. Free memory is still 67.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:41:50,902 INFO L158 Benchmark]: CACSL2BoogieTranslator took 741.04ms. Allocated memory is still 96.5MB. Free memory was 71.1MB in the beginning and 64.2MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 17:41:50,905 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 96.5MB. Free memory is still 67.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 741.04ms. Allocated memory is still 96.5MB. Free memory was 71.1MB in the beginning and 64.2MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1374]: 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_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta --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 f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:41:53,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:41:53,158 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:41:53,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:41:53,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:41:53,224 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:41:53,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:41:53,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:41:53,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:41:53,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:41:53,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:41:53,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:41:53,249 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:41:53,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:41:53,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:41:53,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:41:53,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:41:53,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:41:53,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:41:53,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:41:53,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:41:53,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:41:53,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:41:53,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:41:53,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:41:53,293 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:41:53,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:41:53,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:41:53,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:41:53,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:41:53,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:41:53,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:41:53,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:41:53,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:41:53,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:41:53,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:41:53,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:41:53,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:41:53,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:41:53,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:41:53,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:41:53,312 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-10-17 17:41:53,358 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:41:53,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:41:53,360 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:41:53,360 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:41:53,361 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:41:53,361 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:41:53,361 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:41:53,362 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:41:53,362 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:41:53,362 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:41:53,363 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:41:53,363 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:41:53,365 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:41:53,365 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:41:53,365 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:41:53,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:41:53,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:41:53,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:41:53,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:41:53,366 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:41:53,367 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:41:53,367 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:41:53,367 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:41:53,367 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:41:53,367 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:41:53,368 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:41:53,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:41:53,368 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 17:41:53,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:41:53,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:41:53,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:41:53,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:41:53,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:41:53,369 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:41:53,370 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:41:53,370 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:41:53,370 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:41:53,370 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:41:53,371 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_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 [2022-10-17 17:41:53,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:41:53,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:41:53,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:41:53,823 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:41:53,824 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:41:53,826 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2022-10-17 17:41:53,900 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/data/f9b783c6a/32260ed8f5214a84b06a9ce67474a309/FLAG3a16efb9f [2022-10-17 17:41:54,537 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:41:54,538 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2022-10-17 17:41:54,559 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/data/f9b783c6a/32260ed8f5214a84b06a9ce67474a309/FLAG3a16efb9f [2022-10-17 17:41:54,760 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/bin/utaipan-G1rejxKTta/data/f9b783c6a/32260ed8f5214a84b06a9ce67474a309 [2022-10-17 17:41:54,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:41:54,766 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:41:54,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:41:54,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:41:54,772 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:41:54,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:41:54" (1/1) ... [2022-10-17 17:41:54,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3287f828 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:41:54, skipping insertion in model container [2022-10-17 17:41:54,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:41:54" (1/1) ... [2022-10-17 17:41:54,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:41:54,857 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:41:55,059 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_47dcd1ff-b1ea-4736-a2e7-7497cc4812ba/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i[951,964] [2022-10-17 17:41:55,460 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-10-17 17:41:55,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@8457d51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:41:55, skipping insertion in model container [2022-10-17 17:41:55,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:41:55,462 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 17:41:55,464 INFO L158 Benchmark]: Toolchain (without parser) took 696.44ms. Allocated memory is still 58.7MB. Free memory was 34.5MB in the beginning and 36.2MB in the end (delta: -1.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 17:41:55,465 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 58.7MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:41:55,466 INFO L158 Benchmark]: CACSL2BoogieTranslator took 693.86ms. Allocated memory is still 58.7MB. Free memory was 34.4MB in the beginning and 36.2MB in the end (delta: -1.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 17:41:55,467 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 58.7MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 693.86ms. Allocated memory is still 58.7MB. Free memory was 34.4MB in the beginning and 36.2MB in the end (delta: -1.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1374]: 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