./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_sync.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_sync.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 974ba58dfa57a853d9897aa91ea0f378e62a65ff ....................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_sync.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 974ba58dfa57a853d9897aa91ea0f378e62a65ff .............................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:38:20,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:38:20,686 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:38:20,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:38:20,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:38:20,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:38:20,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:38:20,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:38:20,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:38:20,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:38:20,765 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:38:20,767 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:38:20,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:38:20,769 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:38:20,770 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:38:20,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:38:20,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:38:20,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:38:20,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:38:20,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:38:20,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:38:20,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:38:20,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:38:20,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:38:20,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:38:20,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:38:20,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:38:20,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:38:20,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:38:20,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:38:20,793 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:38:20,794 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:38:20,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:38:20,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:38:20,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:38:20,798 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:38:20,799 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:38:20,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:38:20,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:38:20,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:38:20,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:38:20,806 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:38:20,845 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:38:20,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:38:20,848 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:38:20,848 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:38:20,849 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:38:20,849 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:38:20,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:38:20,850 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:38:20,850 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:38:20,850 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:38:20,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:38:20,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:38:20,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:38:20,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:38:20,852 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:38:20,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:38:20,853 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:38:20,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:38:20,853 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:38:20,854 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:38:20,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:38:20,854 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:38:20,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:38:20,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:38:20,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:38:20,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:38:20,855 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:38:20,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:38:20,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:38:20,857 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-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 974ba58dfa57a853d9897aa91ea0f378e62a65ff [2020-11-28 04:38:21,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:38:21,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:38:21,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:38:21,217 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:38:21,218 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:38:21,219 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_sync.i [2020-11-28 04:38:21,315 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/data/a14fc0f01/aedb5c02337748eeb017536f9620b342/FLAGd40a8b0d6 [2020-11-28 04:38:22,004 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:38:22,005 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/sv-benchmarks/c/seq-pthread/cs_sync.i [2020-11-28 04:38:22,024 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/data/a14fc0f01/aedb5c02337748eeb017536f9620b342/FLAGd40a8b0d6 [2020-11-28 04:38:22,243 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/data/a14fc0f01/aedb5c02337748eeb017536f9620b342 [2020-11-28 04:38:22,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:38:22,247 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:38:22,249 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:22,249 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:38:22,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:38:22,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:22" (1/1) ... [2020-11-28 04:38:22,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f1c0b01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:22, skipping insertion in model container [2020-11-28 04:38:22,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:22" (1/1) ... [2020-11-28 04:38:22,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:38:22,334 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:38:23,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:38:23,116 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:38:23,255 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:38:23,418 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:38:23,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:23 WrapperNode [2020-11-28 04:38:23,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:23,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:38:23,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:38:23,422 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:38:23,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:23" (1/1) ... [2020-11-28 04:38:23,484 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:23" (1/1) ... [2020-11-28 04:38:23,548 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:38:23,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:38:23,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:38:23,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:38:23,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:23" (1/1) ... [2020-11-28 04:38:23,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:23" (1/1) ... [2020-11-28 04:38:23,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:23" (1/1) ... [2020-11-28 04:38:23,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:23" (1/1) ... [2020-11-28 04:38:23,613 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:23" (1/1) ... [2020-11-28 04:38:23,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:23" (1/1) ... [2020-11-28 04:38:23,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:23" (1/1) ... [2020-11-28 04:38:23,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:38:23,650 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:38:23,650 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:38:23,650 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:38:23,651 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:38:23,749 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:38:23,749 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:38:23,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:38:23,750 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_signal [2020-11-28 04:38:23,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_signal [2020-11-28 04:38:23,750 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2020-11-28 04:38:23,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2020-11-28 04:38:23,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-28 04:38:23,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:38:23,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-28 04:38:23,751 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2020-11-28 04:38:23,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2020-11-28 04:38:23,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:38:23,752 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_init [2020-11-28 04:38:23,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_init [2020-11-28 04:38:23,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:38:23,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-28 04:38:23,753 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-11-28 04:38:23,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-11-28 04:38:23,753 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_wait [2020-11-28 04:38:23,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_wait [2020-11-28 04:38:23,753 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2020-11-28 04:38:23,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2020-11-28 04:38:23,754 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-28 04:38:23,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-28 04:38:23,754 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-11-28 04:38:23,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-11-28 04:38:23,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:38:23,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:38:23,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:38:24,635 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !(0 != ~__CS_ret~0 % 256); [2020-11-28 04:38:24,636 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0.base, main_thread_~#t1~0.offset);havoc main_thread_~#t1~0.base, main_thread_~#t1~0.offset;call ULTIMATE.dealloc(main_thread_~#t2~0.base, main_thread_~#t2~0.offset);havoc main_thread_~#t2~0.base, main_thread_~#t2~0.offset; [2020-11-28 04:38:24,636 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !(0 != ~__CS_ret~0 % 256); [2020-11-28 04:38:24,636 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0.base, main_thread_~#t1~0.offset);havoc main_thread_~#t1~0.base, main_thread_~#t1~0.offset;call ULTIMATE.dealloc(main_thread_~#t2~0.base, main_thread_~#t2~0.offset);havoc main_thread_~#t2~0.base, main_thread_~#t2~0.offset; [2020-11-28 04:38:24,636 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L991: SUMMARY for call __CS_cs(); srcloc: null [2020-11-28 04:38:24,636 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L991-1: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0.base, main_thread_~#t1~0.offset);havoc main_thread_~#t1~0.base, main_thread_~#t1~0.offset;call ULTIMATE.dealloc(main_thread_~#t2~0.base, main_thread_~#t2~0.offset);havoc main_thread_~#t2~0.base, main_thread_~#t2~0.offset; [2020-11-28 04:38:24,636 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L991-1: assume !(0 != ~__CS_ret~0 % 256); [2020-11-28 04:38:35,154 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-28 04:38:35,159 INFO L168 Benchmark]: Toolchain (without parser) took 12910.08 ms. Allocated memory was 94.4 MB in the beginning and 132.1 MB in the end (delta: 37.7 MB). Free memory was 63.8 MB in the beginning and 82.4 MB in the end (delta: -18.5 MB). Peak memory consumption was 64.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:35,160 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 94.4 MB. Free memory is still 51.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:38:35,161 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1171.86 ms. Allocated memory was 94.4 MB in the beginning and 132.1 MB in the end (delta: 37.7 MB). Free memory was 63.8 MB in the beginning and 62.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:35,161 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.83 ms. Allocated memory is still 132.1 MB. Free memory was 62.3 MB in the beginning and 57.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:35,162 INFO L168 Benchmark]: Boogie Preprocessor took 92.91 ms. Allocated memory is still 132.1 MB. Free memory was 57.4 MB in the beginning and 53.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:35,163 INFO L168 Benchmark]: RCFGBuilder took 11506.79 ms. Allocated memory is still 132.1 MB. Free memory was 53.9 MB in the beginning and 82.4 MB in the end (delta: -28.4 MB). Peak memory consumption was 18.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:35,176 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 94.4 MB. Free memory is still 51.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1171.86 ms. Allocated memory was 94.4 MB in the beginning and 132.1 MB in the end (delta: 37.7 MB). Free memory was 63.8 MB in the beginning and 62.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 133.83 ms. Allocated memory is still 132.1 MB. Free memory was 62.3 MB in the beginning and 57.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 92.91 ms. Allocated memory is still 132.1 MB. Free memory was 57.4 MB in the beginning and 53.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 11506.79 ms. Allocated memory is still 132.1 MB. Free memory was 53.9 MB in the beginning and 82.4 MB in the end (delta: -28.4 MB). Peak memory consumption was 18.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:38:37,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:38:37,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:38:37,708 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:38:37,708 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:38:37,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:38:37,716 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:38:37,722 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:38:37,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:38:37,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:38:37,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:38:37,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:38:37,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:38:37,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:38:37,750 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:38:37,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:38:37,752 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:38:37,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:38:37,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:38:37,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:38:37,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:38:37,763 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:38:37,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:38:37,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:38:37,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:38:37,781 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:38:37,782 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:38:37,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:38:37,783 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:38:37,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:38:37,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:38:37,786 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:38:37,787 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:38:37,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:38:37,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:38:37,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:38:37,790 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:38:37,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:38:37,791 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:38:37,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:38:37,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:38:37,794 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:38:37,822 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:38:37,822 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:38:37,823 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:38:37,823 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:38:37,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:38:37,824 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:38:37,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:38:37,825 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:38:37,825 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:38:37,825 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:38:37,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:38:37,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:38:37,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:38:37,826 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:38:37,826 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:38:37,826 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:38:37,827 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:38:37,827 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:38:37,827 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:38:37,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:38:37,827 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:38:37,828 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:38:37,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:38:37,828 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:38:37,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:38:37,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:38:37,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:38:37,829 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:38:37,829 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:38:37,829 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:38:37,829 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:38:37,835 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:38:37,843 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:38:37,844 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-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 974ba58dfa57a853d9897aa91ea0f378e62a65ff [2020-11-28 04:38:38,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:38:38,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:38:38,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:38:38,257 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:38:38,260 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:38:38,261 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_sync.i [2020-11-28 04:38:38,340 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/data/e58c05890/fc0d74fb452546f98c603a2bbed8fc92/FLAGb2e0a2f0a [2020-11-28 04:38:39,050 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:38:39,050 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/sv-benchmarks/c/seq-pthread/cs_sync.i [2020-11-28 04:38:39,082 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/data/e58c05890/fc0d74fb452546f98c603a2bbed8fc92/FLAGb2e0a2f0a [2020-11-28 04:38:39,204 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/data/e58c05890/fc0d74fb452546f98c603a2bbed8fc92 [2020-11-28 04:38:39,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:38:39,208 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:38:39,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:39,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:38:39,213 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:38:39,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:39" (1/1) ... [2020-11-28 04:38:39,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a1cbd7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:39, skipping insertion in model container [2020-11-28 04:38:39,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:39" (1/1) ... [2020-11-28 04:38:39,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:38:39,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:38:39,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:38:39,877 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:38:39,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:38:40,192 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:38:40,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:40 WrapperNode [2020-11-28 04:38:40,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:40,196 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:38:40,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:38:40,197 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:38:40,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:40" (1/1) ... [2020-11-28 04:38:40,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:40" (1/1) ... [2020-11-28 04:38:40,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:38:40,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:38:40,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:38:40,321 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:38:40,330 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:40" (1/1) ... [2020-11-28 04:38:40,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:40" (1/1) ... [2020-11-28 04:38:40,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:40" (1/1) ... [2020-11-28 04:38:40,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:40" (1/1) ... [2020-11-28 04:38:40,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:40" (1/1) ... [2020-11-28 04:38:40,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:40" (1/1) ... [2020-11-28 04:38:40,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:40" (1/1) ... [2020-11-28 04:38:40,430 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:38:40,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:38:40,433 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:38:40,435 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:38:40,435 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c4d7892b-9015-48b8-8dc4-c9f3cbf0b4a3/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:38:40,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-11-28 04:38:40,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:38:40,554 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:38:40,554 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:38:40,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:38:40,555 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_signal [2020-11-28 04:38:40,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_signal [2020-11-28 04:38:40,555 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2020-11-28 04:38:40,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2020-11-28 04:38:40,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-28 04:38:40,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-11-28 04:38:40,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:38:40,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:38:40,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-28 04:38:40,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:38:40,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-28 04:38:40,556 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2020-11-28 04:38:40,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2020-11-28 04:38:40,557 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_init [2020-11-28 04:38:40,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_init [2020-11-28 04:38:40,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-28 04:38:40,557 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-11-28 04:38:40,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-11-28 04:38:40,558 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_wait [2020-11-28 04:38:40,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_wait [2020-11-28 04:38:40,558 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2020-11-28 04:38:40,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2020-11-28 04:38:40,558 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-28 04:38:40,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-28 04:38:40,558 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-11-28 04:38:40,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-11-28 04:38:40,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:38:40,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:38:41,722 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-28 04:38:41,722 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#t1~0.base, main_thread_~#t1~0.offset);havoc main_thread_~#t1~0.base, main_thread_~#t1~0.offset;call ULTIMATE.dealloc(main_thread_~#t2~0.base, main_thread_~#t2~0.offset);havoc main_thread_~#t2~0.base, main_thread_~#t2~0.offset; [2020-11-28 04:38:41,723 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-28 04:38:41,723 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#t1~0.base, main_thread_~#t1~0.offset);havoc main_thread_~#t1~0.base, main_thread_~#t1~0.offset;call ULTIMATE.dealloc(main_thread_~#t2~0.base, main_thread_~#t2~0.offset);havoc main_thread_~#t2~0.base, main_thread_~#t2~0.offset; [2020-11-28 04:38:41,723 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L991: SUMMARY for call __CS_cs(); srcloc: null [2020-11-28 04:38:41,723 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L991-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#t1~0.base, main_thread_~#t1~0.offset);havoc main_thread_~#t1~0.base, main_thread_~#t1~0.offset;call ULTIMATE.dealloc(main_thread_~#t2~0.base, main_thread_~#t2~0.offset);havoc main_thread_~#t2~0.base, main_thread_~#t2~0.offset; [2020-11-28 04:38:41,723 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L991-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-28 04:38:52,588 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-28 04:38:52,593 INFO L168 Benchmark]: Toolchain (without parser) took 13383.24 ms. Allocated memory was 62.9 MB in the beginning and 88.1 MB in the end (delta: 25.2 MB). Free memory was 41.2 MB in the beginning and 32.7 MB in the end (delta: 8.6 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:52,593 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 62.9 MB. Free memory is still 44.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:38:52,594 INFO L168 Benchmark]: CACSL2BoogieTranslator took 986.18 ms. Allocated memory was 62.9 MB in the beginning and 88.1 MB in the end (delta: 25.2 MB). Free memory was 41.0 MB in the beginning and 57.8 MB in the end (delta: -16.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:52,595 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.39 ms. Allocated memory is still 88.1 MB. Free memory was 57.8 MB in the beginning and 53.3 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:52,596 INFO L168 Benchmark]: Boogie Preprocessor took 110.38 ms. Allocated memory is still 88.1 MB. Free memory was 53.3 MB in the beginning and 48.7 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:52,596 INFO L168 Benchmark]: RCFGBuilder took 12157.95 ms. Allocated memory is still 88.1 MB. Free memory was 48.7 MB in the beginning and 32.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:52,600 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 62.9 MB. Free memory is still 44.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 986.18 ms. Allocated memory was 62.9 MB in the beginning and 88.1 MB in the end (delta: 25.2 MB). Free memory was 41.0 MB in the beginning and 57.8 MB in the end (delta: -16.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 123.39 ms. Allocated memory is still 88.1 MB. Free memory was 57.8 MB in the beginning and 53.3 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 110.38 ms. Allocated memory is still 88.1 MB. Free memory was 53.3 MB in the beginning and 48.7 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12157.95 ms. Allocated memory is still 88.1 MB. Free memory was 48.7 MB in the beginning and 32.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...