./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 .................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:49:39,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:49:39,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:49:39,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:49:39,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:49:39,888 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:49:39,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:49:39,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:49:39,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:49:39,906 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:49:39,907 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:49:39,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:49:39,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:49:39,913 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:49:39,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:49:39,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:49:39,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:49:39,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:49:39,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:49:39,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:49:39,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:49:39,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:49:39,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:49:39,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:49:39,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:49:39,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:49:39,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:49:39,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:49:39,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:49:39,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:49:39,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:49:39,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:49:39,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:49:39,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:49:39,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:49:39,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:49:39,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:49:39,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:49:39,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:49:39,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:49:39,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:49:39,968 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 19:49:40,011 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:49:40,012 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:49:40,012 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:49:40,013 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:49:40,014 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:49:40,014 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:49:40,015 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:49:40,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:49:40,015 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:49:40,015 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:49:40,016 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:49:40,017 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:49:40,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:49:40,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:49:40,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:49:40,018 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:49:40,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:49:40,018 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:49:40,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:49:40,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:49:40,019 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:49:40,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:49:40,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:49:40,019 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:49:40,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:49:40,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:49:40,020 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:49:40,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:49:40,021 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:49:40,022 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:49:40,022 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:49:40,022 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:49:40,023 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_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-10-21 19:49:40,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:49:40,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:49:40,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:49:40,306 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:49:40,306 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:49:40,307 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-21 19:49:40,407 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/data/d9d862b87/796997b4280d433983e6a31295f8d8c0/FLAG10cc4eb3a [2021-10-21 19:49:41,052 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:49:41,054 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-21 19:49:41,085 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/data/d9d862b87/796997b4280d433983e6a31295f8d8c0/FLAG10cc4eb3a [2021-10-21 19:49:41,236 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/data/d9d862b87/796997b4280d433983e6a31295f8d8c0 [2021-10-21 19:49:41,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:49:41,239 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:49:41,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:49:41,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:49:41,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:49:41,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:49:41" (1/1) ... [2021-10-21 19:49:41,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5860ee71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:41, skipping insertion in model container [2021-10-21 19:49:41,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:49:41" (1/1) ... [2021-10-21 19:49:41,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:49:41,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:49:41,526 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-10-21 19:49:42,025 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-10-21 19:49:42,025 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6ab23b2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:42, skipping insertion in model container [2021-10-21 19:49:42,025 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:49:42,026 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-21 19:49:42,028 INFO L168 Benchmark]: Toolchain (without parser) took 787.29 ms. Allocated memory is still 151.0 MB. Free memory was 115.6 MB in the beginning and 119.7 MB in the end (delta: -4.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:49:42,029 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 86.0 MB. Free memory was 44.4 MB in the beginning and 44.4 MB in the end (delta: 40.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:49:42,029 INFO L168 Benchmark]: CACSL2BoogieTranslator took 779.50 ms. Allocated memory is still 151.0 MB. Free memory was 115.6 MB in the beginning and 119.7 MB in the end (delta: -4.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:49:42,031 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 86.0 MB. Free memory was 44.4 MB in the beginning and 44.4 MB in the end (delta: 40.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 779.50 ms. Allocated memory is still 151.0 MB. Free memory was 115.6 MB in the beginning and 119.7 MB in the end (delta: -4.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:49:44,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:49:44,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:49:44,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:49:44,306 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:49:44,308 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:49:44,309 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:49:44,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:49:44,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:49:44,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:49:44,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:49:44,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:49:44,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:49:44,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:49:44,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:49:44,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:49:44,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:49:44,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:49:44,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:49:44,330 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:49:44,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:49:44,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:49:44,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:49:44,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:49:44,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:49:44,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:49:44,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:49:44,347 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:49:44,351 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:49:44,352 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:49:44,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:49:44,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:49:44,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:49:44,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:49:44,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:49:44,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:49:44,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:49:44,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:49:44,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:49:44,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:49:44,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:49:44,369 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-21 19:49:44,399 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:49:44,399 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:49:44,400 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:49:44,400 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:49:44,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:49:44,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:49:44,403 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:49:44,403 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:49:44,403 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:49:44,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:49:44,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:49:44,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:49:44,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:49:44,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:49:44,405 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 19:49:44,406 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 19:49:44,406 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:49:44,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:49:44,406 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:49:44,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:49:44,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:49:44,407 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:49:44,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:49:44,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:49:44,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:49:44,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:49:44,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:49:44,408 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 19:49:44,409 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 19:49:44,409 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:49:44,409 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:49:44,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:49:44,410 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:49:44,410 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 19:49:44,410 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_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-10-21 19:49:44,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:49:44,839 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:49:44,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:49:44,843 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:49:44,844 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:49:44,845 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-21 19:49:44,910 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/data/e89b9df40/0d845aca7863498c8838168bc22a42e6/FLAG26afe9541 [2021-10-21 19:49:45,658 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:49:45,658 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-21 19:49:45,680 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/data/e89b9df40/0d845aca7863498c8838168bc22a42e6/FLAG26afe9541 [2021-10-21 19:49:45,838 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/bin/uautomizer-j4sWxH34Be/data/e89b9df40/0d845aca7863498c8838168bc22a42e6 [2021-10-21 19:49:45,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:49:45,842 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:49:45,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:49:45,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:49:45,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:49:45,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:49:45" (1/1) ... [2021-10-21 19:49:45,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@396ae861 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:45, skipping insertion in model container [2021-10-21 19:49:45,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:49:45" (1/1) ... [2021-10-21 19:49:45,865 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:49:45,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:49:46,144 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5101ae80-a52e-4da8-a0eb-7863592f9e2a/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-10-21 19:49:46,505 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-10-21 19:49:46,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@998f35e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:46, skipping insertion in model container [2021-10-21 19:49:46,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:49:46,506 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-21 19:49:46,508 INFO L168 Benchmark]: Toolchain (without parser) took 665.05 ms. Allocated memory is still 62.9 MB. Free memory was 39.7 MB in the beginning and 40.5 MB in the end (delta: -831.0 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:49:46,509 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 62.9 MB. Free memory is still 42.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:49:46,510 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.33 ms. Allocated memory is still 62.9 MB. Free memory was 39.6 MB in the beginning and 40.5 MB in the end (delta: -946.0 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:49:46,511 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 62.9 MB. Free memory is still 42.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 662.33 ms. Allocated memory is still 62.9 MB. Free memory was 39.6 MB in the beginning and 40.5 MB in the end (delta: -946.0 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...