./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 2329fc70 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_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh --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 Taipan --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-2329fc7 [2022-12-14 06:35:00,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 06:35:00,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 06:35:00,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 06:35:00,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 06:35:00,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 06:35:00,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 06:35:00,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 06:35:00,209 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 06:35:00,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 06:35:00,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 06:35:00,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 06:35:00,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 06:35:00,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 06:35:00,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 06:35:00,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 06:35:00,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 06:35:00,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 06:35:00,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 06:35:00,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 06:35:00,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 06:35:00,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 06:35:00,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 06:35:00,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 06:35:00,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 06:35:00,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 06:35:00,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 06:35:00,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 06:35:00,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 06:35:00,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 06:35:00,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 06:35:00,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 06:35:00,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 06:35:00,228 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 06:35:00,228 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 06:35:00,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 06:35:00,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 06:35:00,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 06:35:00,229 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 06:35:00,230 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 06:35:00,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 06:35:00,231 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-12-14 06:35:00,247 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 06:35:00,247 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 06:35:00,247 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 06:35:00,247 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 06:35:00,248 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 06:35:00,248 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 06:35:00,248 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 06:35:00,248 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 06:35:00,248 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 06:35:00,249 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 06:35:00,249 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 06:35:00,249 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 06:35:00,249 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 06:35:00,249 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 06:35:00,249 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 06:35:00,250 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 06:35:00,250 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 06:35:00,250 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 06:35:00,250 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 06:35:00,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 06:35:00,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 06:35:00,251 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 06:35:00,251 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 06:35:00,251 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 06:35:00,251 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 06:35:00,252 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 06:35:00,252 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 06:35:00,252 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 06:35:00,252 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 06:35:00,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 06:35:00,252 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 06:35:00,252 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 06:35:00,253 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 06:35:00,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 06:35:00,253 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 06:35:00,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:35:00,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 06:35:00,254 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 06:35:00,254 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 06:35:00,254 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 06:35:00,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 06:35:00,254 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 06:35:00,254 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_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-12-14 06:35:00,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 06:35:00,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 06:35:00,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 06:35:00,453 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 06:35:00,453 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 06:35:00,454 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-12-14 06:35:03,040 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 06:35:03,222 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 06:35:03,222 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-12-14 06:35:03,233 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/data/4fd38c02c/200e8d8f3ae14bec9c4ddb825ec559aa/FLAG59c7039d4 [2022-12-14 06:35:03,243 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/data/4fd38c02c/200e8d8f3ae14bec9c4ddb825ec559aa [2022-12-14 06:35:03,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 06:35:03,246 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 06:35:03,247 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 06:35:03,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 06:35:03,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 06:35:03,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:35:03" (1/1) ... [2022-12-14 06:35:03,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d278a12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:35:03, skipping insertion in model container [2022-12-14 06:35:03,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:35:03" (1/1) ... [2022-12-14 06:35:03,257 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 06:35:03,292 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 06:35:03,411 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_838c4868-6389-4c3c-8d25-a4bdae6352bb/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-12-14 06:35:03,730 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-12-14 06:35:03,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3e1ef20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:35:03, skipping insertion in model container [2022-12-14 06:35:03,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 06:35:03,731 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 06:35:03,732 INFO L158 Benchmark]: Toolchain (without parser) took 485.87ms. Allocated memory is still 188.7MB. Free memory was 150.9MB in the beginning and 135.3MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 06:35:03,733 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 111.1MB. Free memory is still 86.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 06:35:03,733 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.19ms. Allocated memory is still 188.7MB. Free memory was 150.9MB in the beginning and 135.3MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 06:35:03,735 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 111.1MB. Free memory is still 86.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 484.19ms. Allocated memory is still 188.7MB. Free memory was 150.9MB in the beginning and 135.3MB in the end (delta: 15.5MB). 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh --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 Taipan --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-2329fc7 [2022-12-14 06:35:04,990 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 06:35:04,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 06:35:05,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 06:35:05,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 06:35:05,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 06:35:05,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 06:35:05,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 06:35:05,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 06:35:05,009 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 06:35:05,009 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 06:35:05,010 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 06:35:05,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 06:35:05,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 06:35:05,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 06:35:05,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 06:35:05,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 06:35:05,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 06:35:05,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 06:35:05,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 06:35:05,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 06:35:05,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 06:35:05,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 06:35:05,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 06:35:05,021 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 06:35:05,021 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 06:35:05,022 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 06:35:05,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 06:35:05,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 06:35:05,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 06:35:05,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 06:35:05,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 06:35:05,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 06:35:05,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 06:35:05,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 06:35:05,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 06:35:05,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 06:35:05,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 06:35:05,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 06:35:05,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 06:35:05,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 06:35:05,040 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-12-14 06:35:05,060 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 06:35:05,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 06:35:05,060 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 06:35:05,060 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 06:35:05,061 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 06:35:05,061 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 06:35:05,061 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 06:35:05,061 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 06:35:05,061 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 06:35:05,061 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 06:35:05,061 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 06:35:05,062 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 06:35:05,062 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 06:35:05,062 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 06:35:05,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 06:35:05,062 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 06:35:05,063 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 06:35:05,063 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 06:35:05,063 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 06:35:05,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 06:35:05,063 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 06:35:05,063 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 06:35:05,063 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 06:35:05,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 06:35:05,064 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 06:35:05,064 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 06:35:05,064 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 06:35:05,064 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 06:35:05,064 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 06:35:05,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 06:35:05,065 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 06:35:05,065 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 06:35:05,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:35:05,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 06:35:05,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 06:35:05,065 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 06:35:05,065 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 06:35:05,065 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 06:35:05,065 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 06:35:05,066 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_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-12-14 06:35:05,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 06:35:05,300 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 06:35:05,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 06:35:05,303 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 06:35:05,303 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 06:35:05,305 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-12-14 06:35:07,869 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 06:35:08,107 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 06:35:08,108 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-12-14 06:35:08,122 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/data/23228be12/a45449e98864452d9d7a0ccf12f266db/FLAGf4ffc98b5 [2022-12-14 06:35:08,427 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_838c4868-6389-4c3c-8d25-a4bdae6352bb/bin/utaipan-gh47qXpMRh/data/23228be12/a45449e98864452d9d7a0ccf12f266db [2022-12-14 06:35:08,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 06:35:08,430 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 06:35:08,431 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 06:35:08,431 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 06:35:08,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 06:35:08,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:35:08" (1/1) ... [2022-12-14 06:35:08,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a6d1954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:35:08, skipping insertion in model container [2022-12-14 06:35:08,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:35:08" (1/1) ... [2022-12-14 06:35:08,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 06:35:08,470 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 06:35:08,590 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_838c4868-6389-4c3c-8d25-a4bdae6352bb/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-12-14 06:35:08,875 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-12-14 06:35:08,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@12d9e4cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:35:08, skipping insertion in model container [2022-12-14 06:35:08,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 06:35:08,876 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 06:35:08,877 INFO L158 Benchmark]: Toolchain (without parser) took 446.32ms. Allocated memory is still 79.7MB. Free memory was 50.3MB in the beginning and 53.5MB in the end (delta: -3.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 06:35:08,877 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory is still 31.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 06:35:08,878 INFO L158 Benchmark]: CACSL2BoogieTranslator took 444.49ms. Allocated memory is still 79.7MB. Free memory was 50.1MB in the beginning and 53.5MB in the end (delta: -3.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 06:35:08,878 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory is still 31.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 444.49ms. Allocated memory is still 79.7MB. Free memory was 50.1MB in the beginning and 53.5MB in the end (delta: -3.4MB). Peak memory consumption was 12.6MB. 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