./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/config/svcomp-Overflow-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- 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-6b4ec56 [2022-11-20 16:23:26,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:23:26,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:23:26,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:23:26,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:23:26,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:23:26,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:23:26,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:23:26,154 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:23:26,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:23:26,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:23:26,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:23:26,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:23:26,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:23:26,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:23:26,176 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:23:26,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:23:26,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:23:26,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:23:26,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:23:26,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:23:26,193 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:23:26,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:23:26,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:23:26,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:23:26,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:23:26,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:23:26,203 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:23:26,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:23:26,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:23:26,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:23:26,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:23:26,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:23:26,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:23:26,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:23:26,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:23:26,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:23:26,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:23:26,220 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:23:26,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:23:26,222 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:23:26,224 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/config/svcomp-Overflow-32bit-GemCutter_Default.epf [2022-11-20 16:23:26,266 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:23:26,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:23:26,268 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 16:23:26,268 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 16:23:26,269 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:23:26,269 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 16:23:26,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:23:26,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:23:26,270 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 16:23:26,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:23:26,272 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:23:26,272 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:23:26,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:23:26,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:23:26,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:23:26,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:23:26,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:23:26,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:23:26,274 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:23:26,274 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:23:26,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:23:26,274 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:23:26,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:23:26,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:23:26,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 16:23:26,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 16:23:26,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 16:23:26,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:23:26,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:23:26,276 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:23:26,276 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 16:23:26,276 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2022-11-20 16:23:26,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:23:26,277 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 16:23:26,277 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-20 16:23:26,277 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-20 16:23:26,278 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:23:26,278 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-20 16:23:26,278 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-20 16:23:26,278 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_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-20 16:23:26,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:23:26,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:23:26,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:23:26,716 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:23:26,716 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:23:26,718 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-20 16:23:30,166 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:23:30,529 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:23:30,530 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-20 16:23:30,548 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/data/cfe53f435/a0e0a850fc4a4960983682f5269418a2/FLAG300ce3d09 [2022-11-20 16:23:30,566 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/data/cfe53f435/a0e0a850fc4a4960983682f5269418a2 [2022-11-20 16:23:30,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:23:30,571 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:23:30,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:23:30,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:23:30,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:23:30,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:23:30" (1/1) ... [2022-11-20 16:23:30,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55a3afe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:23:30, skipping insertion in model container [2022-11-20 16:23:30,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:23:30" (1/1) ... [2022-11-20 16:23:30,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:23:30,668 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:23:30,980 WARN L237 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_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-20 16:23:31,441 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-20 16:23:31,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4eb7031b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:23:31, skipping insertion in model container [2022-11-20 16:23:31,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:23:31,443 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 16:23:31,445 INFO L158 Benchmark]: Toolchain (without parser) took 872.70ms. Allocated memory is still 184.5MB. Free memory was 148.6MB in the beginning and 146.5MB in the end (delta: 2.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 16:23:31,445 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:23:31,446 INFO L158 Benchmark]: CACSL2BoogieTranslator took 869.70ms. Allocated memory is still 184.5MB. Free memory was 148.6MB in the beginning and 146.5MB in the end (delta: 2.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 16:23:31,449 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 869.70ms. Allocated memory is still 184.5MB. Free memory was 148.6MB in the beginning and 146.5MB in the end (delta: 2.1MB). Peak memory consumption was 6.3MB. 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/config/svcomp-Overflow-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- 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-6b4ec56 [2022-11-20 16:23:34,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:23:34,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:23:34,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:23:34,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:23:34,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:23:34,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:23:34,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:23:34,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:23:34,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:23:34,223 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:23:34,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:23:34,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:23:34,226 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:23:34,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:23:34,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:23:34,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:23:34,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:23:34,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:23:34,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:23:34,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:23:34,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:23:34,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:23:34,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:23:34,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:23:34,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:23:34,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:23:34,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:23:34,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:23:34,276 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:23:34,277 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:23:34,278 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:23:34,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:23:34,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:23:34,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:23:34,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:23:34,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:23:34,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:23:34,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:23:34,284 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:23:34,285 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:23:34,286 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/config/svcomp-Overflow-32bit-GemCutter_Bitvector.epf [2022-11-20 16:23:34,332 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:23:34,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:23:34,334 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 16:23:34,334 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 16:23:34,335 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:23:34,335 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 16:23:34,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:23:34,336 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:23:34,336 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 16:23:34,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:23:34,338 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:23:34,338 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:23:34,338 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:23:34,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:23:34,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:23:34,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:23:34,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:23:34,340 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:23:34,340 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:23:34,340 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:23:34,340 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:23:34,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:23:34,341 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:23:34,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:23:34,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:23:34,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 16:23:34,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 16:23:34,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 16:23:34,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:23:34,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:23:34,343 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:23:34,343 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 16:23:34,344 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2022-11-20 16:23:34,344 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:23:34,344 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 16:23:34,345 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-20 16:23:34,345 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-20 16:23:34,345 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:23:34,345 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-20 16:23:34,346 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-20 16:23:34,346 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:23:34,346 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_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-20 16:23:34,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:23:34,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:23:34,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:23:34,848 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:23:34,849 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:23:34,850 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-20 16:23:38,534 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:23:38,995 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:23:38,996 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-20 16:23:39,022 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/data/4c06cd9e6/40ae2cfd253c42a39f5ecf53b2ee2ee3/FLAG34c311227 [2022-11-20 16:23:39,050 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/bin/ugemcutter-CCe4ZdLeKS/data/4c06cd9e6/40ae2cfd253c42a39f5ecf53b2ee2ee3 [2022-11-20 16:23:39,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:23:39,057 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:23:39,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:23:39,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:23:39,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:23:39,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:23:39" (1/1) ... [2022-11-20 16:23:39,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f0d73ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:23:39, skipping insertion in model container [2022-11-20 16:23:39,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:23:39" (1/1) ... [2022-11-20 16:23:39,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:23:39,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:23:39,355 WARN L237 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_5e8dc7b6-0364-4de7-b6fb-a7bb3a52e425/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-20 16:23:40,032 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-20 16:23:40,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@702236b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:23:40, skipping insertion in model container [2022-11-20 16:23:40,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:23:40,033 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 16:23:40,036 INFO L158 Benchmark]: Toolchain (without parser) took 977.48ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 42.8MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 16:23:40,037 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 69.2MB. Free memory was 47.8MB in the beginning and 47.8MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:23:40,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 971.64ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 42.8MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 16:23:40,040 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 69.2MB. Free memory was 47.8MB in the beginning and 47.8MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 971.64ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 42.8MB in the end (delta: 16.0MB). 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