./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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-b5237d8 [2022-11-22 02:03:00,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:03:00,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:03:00,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:03:00,195 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:03:00,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:03:00,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:03:00,205 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:03:00,209 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:03:00,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:03:00,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:03:00,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:03:00,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:03:00,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:03:00,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:03:00,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:03:00,221 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:03:00,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:03:00,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:03:00,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:03:00,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:03:00,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:03:00,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:03:00,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:03:00,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:03:00,248 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:03:00,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:03:00,250 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:03:00,250 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:03:00,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:03:00,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:03:00,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:03:00,253 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:03:00,254 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:03:00,255 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:03:00,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:03:00,256 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:03:00,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:03:00,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:03:00,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:03:00,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:03:00,263 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-22 02:03:00,297 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:03:00,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:03:00,298 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:03:00,298 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:03:00,299 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:03:00,299 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:03:00,299 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:03:00,300 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:03:00,300 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:03:00,300 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:03:00,300 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:03:00,301 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:03:00,301 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:03:00,301 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:03:00,301 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:03:00,302 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:03:00,302 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:03:00,302 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:03:00,303 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:03:00,303 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 02:03:00,303 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:03:00,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 02:03:00,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:03:00,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:03:00,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:03:00,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:03:00,305 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 02:03:00,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:03:00,305 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:03:00,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:03:00,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:03:00,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:03:00,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:03:00,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:03:00,307 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:03:00,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:03:00,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:03:00,308 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:03:00,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:03:00,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:03:00,308 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:03:00,309 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_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-22 02:03:00,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:03:00,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:03:00,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:03:00,700 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:03:00,700 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:03:00,702 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-22 02:03:03,947 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:03:04,321 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:03:04,322 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-22 02:03:04,338 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/data/268eff358/d634542016e444cd85c25d92408e4138/FLAGf8debb09f [2022-11-22 02:03:04,355 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/data/268eff358/d634542016e444cd85c25d92408e4138 [2022-11-22 02:03:04,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:03:04,360 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:03:04,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:03:04,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:03:04,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:03:04,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:03:04" (1/1) ... [2022-11-22 02:03:04,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47ccf798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:04, skipping insertion in model container [2022-11-22 02:03:04,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:03:04" (1/1) ... [2022-11-22 02:03:04,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:03:04,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:03:04,669 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_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-22 02:03:05,398 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-22 02:03:05,399 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@697bcc77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:05, skipping insertion in model container [2022-11-22 02:03:05,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:03:05,399 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 02:03:05,402 INFO L158 Benchmark]: Toolchain (without parser) took 1040.18ms. Allocated memory is still 167.8MB. Free memory was 122.8MB in the beginning and 107.4MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-22 02:03:05,402 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 66.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:03:05,403 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1037.18ms. Allocated memory is still 167.8MB. Free memory was 122.8MB in the beginning and 107.4MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-22 02:03:05,405 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 66.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1037.18ms. Allocated memory is still 167.8MB. Free memory was 122.8MB in the beginning and 107.4MB in the end (delta: 15.4MB). 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 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_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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-b5237d8 [2022-11-22 02:03:07,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:03:07,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:03:07,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:03:07,961 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:03:07,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:03:07,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:03:07,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:03:07,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:03:07,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:03:07,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:03:07,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:03:07,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:03:07,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:03:07,990 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:03:07,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:03:07,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:03:08,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:03:08,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:03:08,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:03:08,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:03:08,013 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:03:08,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:03:08,016 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:03:08,027 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:03:08,028 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:03:08,028 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:03:08,030 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:03:08,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:03:08,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:03:08,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:03:08,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:03:08,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:03:08,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:03:08,053 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:03:08,054 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:03:08,055 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:03:08,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:03:08,056 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:03:08,057 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:03:08,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:03:08,064 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-22 02:03:08,107 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:03:08,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:03:08,110 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:03:08,110 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:03:08,111 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:03:08,112 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:03:08,112 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:03:08,112 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:03:08,113 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:03:08,113 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:03:08,114 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:03:08,115 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:03:08,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:03:08,116 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 02:03:08,116 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 02:03:08,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:03:08,117 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:03:08,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:03:08,118 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:03:08,118 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 02:03:08,118 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 02:03:08,119 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 02:03:08,119 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 02:03:08,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:03:08,119 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:03:08,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:03:08,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:03:08,121 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 02:03:08,121 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:03:08,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:03:08,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:03:08,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:03:08,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:03:08,123 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 02:03:08,123 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 02:03:08,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:03:08,124 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:03:08,124 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 02:03:08,125 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_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-22 02:03:08,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:03:08,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:03:08,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:03:08,569 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:03:08,570 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:03:08,572 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-22 02:03:11,778 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:03:12,147 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:03:12,152 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-22 02:03:12,170 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/data/15b86ae71/17d45f0f30044529a3ac75ed350cd360/FLAG50eb8f55c [2022-11-22 02:03:12,188 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/bin/utaipan-g80aRyZoba/data/15b86ae71/17d45f0f30044529a3ac75ed350cd360 [2022-11-22 02:03:12,194 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:03:12,195 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:03:12,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:03:12,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:03:12,205 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:03:12,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:03:12" (1/1) ... [2022-11-22 02:03:12,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@539d7264 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:12, skipping insertion in model container [2022-11-22 02:03:12,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:03:12" (1/1) ... [2022-11-22 02:03:12,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:03:12,304 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:03:12,542 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_16d1fdbd-47a7-46b2-88d4-a75ffdfe92ea/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-22 02:03:13,306 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-22 02:03:13,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@602f94c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:13, skipping insertion in model container [2022-11-22 02:03:13,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:03:13,308 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 02:03:13,310 INFO L158 Benchmark]: Toolchain (without parser) took 1113.60ms. Allocated memory is still 79.7MB. Free memory was 55.8MB in the beginning and 58.0MB in the end (delta: -2.2MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2022-11-22 02:03:13,311 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 58.7MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:03:13,313 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1107.94ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 58.0MB in the end (delta: -2.4MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2022-11-22 02:03:13,315 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 58.7MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1107.94ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 58.0MB in the end (delta: -2.4MB). Peak memory consumption was 17.0MB. 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