./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/config/GemCutterMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --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-38b53e6 [2022-11-25 18:38:50,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:38:50,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:38:50,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:38:50,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:38:50,175 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:38:50,177 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:38:50,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:38:50,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:38:50,184 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:38:50,186 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:38:50,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:38:50,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:38:50,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:38:50,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:38:50,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:38:50,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:38:50,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:38:50,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:38:50,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:38:50,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:38:50,206 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:38:50,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:38:50,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:38:50,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:38:50,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:38:50,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:38:50,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:38:50,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:38:50,220 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:38:50,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:38:50,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:38:50,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:38:50,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:38:50,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:38:50,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:38:50,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:38:50,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:38:50,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:38:50,230 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:38:50,231 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:38:50,232 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf [2022-11-25 18:38:50,261 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:38:50,262 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:38:50,262 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:38:50,262 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:38:50,263 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:38:50,264 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:38:50,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:38:50,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:38:50,266 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:38:50,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:38:50,266 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 18:38:50,267 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 18:38:50,267 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:38:50,267 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 18:38:50,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:38:50,268 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 18:38:50,268 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 18:38:50,269 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 18:38:50,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:38:50,269 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 18:38:50,270 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 18:38:50,270 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:38:50,270 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:38:50,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:38:50,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:38:50,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:38:50,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:38:50,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:38:50,272 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 18:38:50,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 18:38:50,273 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-25 18:38:50,273 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-25 18:38:50,274 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-25 18:38:50,274 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-25 18:38:50,274 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-25 18:38:50,275 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_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-25 18:38:50,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:38:50,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:38:50,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:38:50,651 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:38:50,652 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:38:50,654 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-25 18:38:54,299 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:38:54,719 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:38:54,720 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-25 18:38:54,744 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/data/1739ee865/7134070fd4c64acc98dee4d4d0b6c703/FLAG0735d50e1 [2022-11-25 18:38:54,763 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/data/1739ee865/7134070fd4c64acc98dee4d4d0b6c703 [2022-11-25 18:38:54,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:38:54,769 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:38:54,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:38:54,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:38:54,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:38:54,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:38:54" (1/1) ... [2022-11-25 18:38:54,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10be9259 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:54, skipping insertion in model container [2022-11-25 18:38:54,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:38:54" (1/1) ... [2022-11-25 18:38:54,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:38:54,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:38:55,076 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_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-25 18:38:55,750 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-25 18:38:55,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3687582 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:55, skipping insertion in model container [2022-11-25 18:38:55,754 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:38:55,755 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 18:38:55,757 INFO L158 Benchmark]: Toolchain (without parser) took 987.28ms. Allocated memory is still 188.7MB. Free memory was 144.1MB in the beginning and 128.4MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-25 18:38:55,758 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 127.9MB. Free memory was 72.5MB in the beginning and 72.4MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:38:55,760 INFO L158 Benchmark]: CACSL2BoogieTranslator took 983.65ms. Allocated memory is still 188.7MB. Free memory was 143.6MB in the beginning and 128.4MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-25 18:38:55,763 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 127.9MB. Free memory was 72.5MB in the beginning and 72.4MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 983.65ms. Allocated memory is still 188.7MB. Free memory was 143.6MB in the beginning and 128.4MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/config/GemCutterMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --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-38b53e6 [2022-11-25 18:38:58,397 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:38:58,400 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:38:58,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:38:58,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:38:58,424 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:38:58,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:38:58,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:38:58,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:38:58,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:38:58,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:38:58,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:38:58,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:38:58,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:38:58,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:38:58,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:38:58,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:38:58,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:38:58,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:38:58,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:38:58,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:38:58,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:38:58,469 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:38:58,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:38:58,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:38:58,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:38:58,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:38:58,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:38:58,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:38:58,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:38:58,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:38:58,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:38:58,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:38:58,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:38:58,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:38:58,516 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:38:58,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:38:58,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:38:58,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:38:58,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:38:58,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:38:58,528 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf [2022-11-25 18:38:58,583 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:38:58,583 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:38:58,585 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:38:58,586 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:38:58,587 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:38:58,587 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:38:58,588 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:38:58,589 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:38:58,589 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:38:58,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:38:58,590 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 18:38:58,591 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 18:38:58,591 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:38:58,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 18:38:58,592 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:38:58,592 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 18:38:58,592 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 18:38:58,593 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 18:38:58,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:38:58,593 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 18:38:58,593 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 18:38:58,594 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 18:38:58,594 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 18:38:58,594 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:38:58,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:38:58,595 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:38:58,595 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:38:58,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:38:58,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:38:58,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:38:58,596 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 18:38:58,597 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 18:38:58,597 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-25 18:38:58,598 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-25 18:38:58,598 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-25 18:38:58,598 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-25 18:38:58,598 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-25 18:38:58,599 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 18:38:58,599 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_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-25 18:38:58,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:38:59,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:38:59,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:38:59,031 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:38:59,035 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:38:59,038 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-25 18:39:02,707 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:39:03,111 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:39:03,112 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-25 18:39:03,130 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/data/6098a9859/5b879277d6254e03a51398ce6e244288/FLAG7815562b8 [2022-11-25 18:39:03,163 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/bin/ugemcutter-syNpU3ikLH/data/6098a9859/5b879277d6254e03a51398ce6e244288 [2022-11-25 18:39:03,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:39:03,173 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:39:03,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:39:03,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:39:03,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:39:03,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:39:03" (1/1) ... [2022-11-25 18:39:03,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7316b77b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:03, skipping insertion in model container [2022-11-25 18:39:03,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:39:03" (1/1) ... [2022-11-25 18:39:03,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:39:03,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:39:03,507 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_f1c23c54-ade6-4c95-9cb6-3f6dcd83616f/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-25 18:39:04,223 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-25 18:39:04,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3a7cc6d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:04, skipping insertion in model container [2022-11-25 18:39:04,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:39:04,225 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 18:39:04,228 INFO L158 Benchmark]: Toolchain (without parser) took 1054.17ms. Allocated memory is still 88.1MB. Free memory was 64.2MB in the beginning and 47.8MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-25 18:39:04,229 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.4MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:39:04,231 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1046.41ms. Allocated memory is still 88.1MB. Free memory was 64.1MB in the beginning and 47.8MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-25 18:39:04,233 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.4MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1046.41ms. Allocated memory is still 88.1MB. Free memory was 64.1MB in the beginning and 47.8MB in the end (delta: 16.2MB). 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