./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI --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 e7fe0631e7f950e2868c8cb954edca4f6de3fdffbf6debba58771511fbac2e8b ....................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI --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 e7fe0631e7f950e2868c8cb954edca4f6de3fdffbf6debba58771511fbac2e8b ............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:17:50,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:17:50,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:17:50,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:17:50,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:17:50,827 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:17:50,829 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:17:50,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:17:50,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:17:50,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:17:50,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:17:50,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:17:50,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:17:50,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:17:50,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:17:50,853 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:17:50,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:17:50,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:17:50,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:17:50,867 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:17:50,869 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:17:50,870 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:17:50,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:17:50,874 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:17:50,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:17:50,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:17:50,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:17:50,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:17:50,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:17:50,888 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:17:50,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:17:50,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:17:50,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:17:50,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:17:50,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:17:50,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:17:50,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:17:50,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:17:50,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:17:50,897 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:17:50,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:17:50,899 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:17:50,951 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:17:50,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:17:50,953 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:17:50,953 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:17:50,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:17:50,954 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:17:50,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:17:50,955 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:17:50,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:17:50,955 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:17:50,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:17:50,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:17:50,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:17:50,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:17:50,957 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:17:50,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:17:50,958 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:17:50,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:17:50,958 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:17:50,959 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:17:50,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:17:50,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:17:50,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:17:50,960 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:17:50,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:17:50,960 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:17:50,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:17:50,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:17:50,961 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_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7fe0631e7f950e2868c8cb954edca4f6de3fdffbf6debba58771511fbac2e8b [2021-10-29 04:17:51,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:17:51,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:17:51,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:17:51,276 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:17:51,277 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:17:51,278 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i [2021-10-29 04:17:51,351 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/data/179798bdd/45020c953118460280604709b965be96/FLAG1ac829100 [2021-10-29 04:17:51,959 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:17:51,964 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i [2021-10-29 04:17:51,991 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/data/179798bdd/45020c953118460280604709b965be96/FLAG1ac829100 [2021-10-29 04:17:52,231 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/data/179798bdd/45020c953118460280604709b965be96 [2021-10-29 04:17:52,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:17:52,235 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:17:52,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:17:52,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:17:52,240 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:17:52,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:17:52" (1/1) ... [2021-10-29 04:17:52,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38e1f256 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:52, skipping insertion in model container [2021-10-29 04:17:52,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:17:52" (1/1) ... [2021-10-29 04:17:52,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:17:52,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:17:52,673 WARN L228 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_96f58a20-64d6-499f-8566-67c6ad6db22b/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i[30687,30700] [2021-10-29 04:17:52,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:17:52,690 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:17:52,729 WARN L228 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_96f58a20-64d6-499f-8566-67c6ad6db22b/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i[30687,30700] [2021-10-29 04:17:52,730 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:17:52,768 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:17:52,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:52 WrapperNode [2021-10-29 04:17:52,769 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:17:52,770 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:17:52,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:17:52,771 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:17:52,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:52" (1/1) ... [2021-10-29 04:17:52,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:52" (1/1) ... [2021-10-29 04:17:52,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:17:52,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:17:52,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:17:52,817 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:17:52,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:52" (1/1) ... [2021-10-29 04:17:52,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:52" (1/1) ... [2021-10-29 04:17:52,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:52" (1/1) ... [2021-10-29 04:17:52,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:52" (1/1) ... [2021-10-29 04:17:52,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:52" (1/1) ... [2021-10-29 04:17:52,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:52" (1/1) ... [2021-10-29 04:17:52,841 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:52" (1/1) ... [2021-10-29 04:17:52,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:17:52,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:17:52,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:17:52,846 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:17:52,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:52" (1/1) ... [2021-10-29 04:17:52,854 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:17:52,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:17:52,876 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:17:52,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:17:52,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 04:17:52,927 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-10-29 04:17:52,928 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-10-29 04:17:52,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 04:17:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:17:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:17:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:17:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:17:52,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:17:52,931 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-29 04:17:53,535 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:17:53,536 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-10-29 04:17:53,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:17:53 BoogieIcfgContainer [2021-10-29 04:17:53,539 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:17:53,540 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:17:53,540 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:17:53,551 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:17:53,551 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:17:53" (1/1) ... [2021-10-29 04:17:53,552 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:363) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2021-10-29 04:17:53,560 INFO L168 Benchmark]: Toolchain (without parser) took 1322.77 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 63.5 MB in the beginning and 93.1 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:17:53,561 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 98.6 MB. Free memory is still 51.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:17:53,563 INFO L168 Benchmark]: CACSL2BoogieTranslator took 533.11 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 63.3 MB in the beginning and 84.2 MB in the end (delta: -20.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:17:53,564 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.76 ms. Allocated memory is still 119.5 MB. Free memory was 83.8 MB in the beginning and 82.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:17:53,565 INFO L168 Benchmark]: Boogie Preprocessor took 27.65 ms. Allocated memory is still 119.5 MB. Free memory was 82.1 MB in the beginning and 80.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:17:53,565 INFO L168 Benchmark]: RCFGBuilder took 693.72 ms. Allocated memory is still 119.5 MB. Free memory was 80.4 MB in the beginning and 94.2 MB in the end (delta: -13.8 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:17:53,567 INFO L168 Benchmark]: CodeCheck took 17.41 ms. Allocated memory is still 119.5 MB. Free memory was 94.1 MB in the beginning and 93.1 MB in the end (delta: 985.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:17:53,576 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 98.6 MB. Free memory is still 51.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 533.11 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 63.3 MB in the beginning and 84.2 MB in the end (delta: -20.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 45.76 ms. Allocated memory is still 119.5 MB. Free memory was 83.8 MB in the beginning and 82.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 27.65 ms. Allocated memory is still 119.5 MB. Free memory was 82.1 MB in the beginning and 80.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 693.72 ms. Allocated memory is still 119.5 MB. Free memory was 80.4 MB in the beginning and 94.2 MB in the end (delta: -13.8 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. * CodeCheck took 17.41 ms. Allocated memory is still 119.5 MB. Free memory was 94.1 MB in the beginning and 93.1 MB in the end (delta: 985.0 kB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 04:17:53,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:17:55,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:17:55,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:17:55,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:17:56,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:17:56,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:17:56,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:17:56,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:17:56,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:17:56,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:17:56,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:17:56,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:17:56,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:17:56,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:17:56,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:17:56,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:17:56,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:17:56,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:17:56,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:17:56,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:17:56,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:17:56,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:17:56,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:17:56,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:17:56,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:17:56,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:17:56,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:17:56,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:17:56,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:17:56,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:17:56,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:17:56,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:17:56,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:17:56,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:17:56,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:17:56,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:17:56,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:17:56,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:17:56,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:17:56,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:17:56,087 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:17:56,092 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 04:17:56,140 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:17:56,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:17:56,141 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:17:56,142 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:17:56,143 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:17:56,143 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:17:56,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:17:56,144 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:17:56,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:17:56,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:17:56,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:17:56,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:17:56,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:17:56,146 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:17:56,147 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:17:56,147 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:17:56,147 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:17:56,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:17:56,148 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:17:56,148 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:17:56,148 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:17:56,148 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:17:56,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:17:56,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:17:56,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:17:56,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:17:56,150 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:17:56,150 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:17:56,150 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:17:56,151 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:17:56,151 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 04:17:56,151 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:17:56,152 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_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7fe0631e7f950e2868c8cb954edca4f6de3fdffbf6debba58771511fbac2e8b [2021-10-29 04:17:56,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:17:56,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:17:56,619 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:17:56,621 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:17:56,621 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:17:56,624 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i [2021-10-29 04:17:56,701 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/data/3da2b4373/a7c3df3593594f5bb7eaf522e61f4534/FLAGb8a837494 [2021-10-29 04:17:57,277 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:17:57,278 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i [2021-10-29 04:17:57,301 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/data/3da2b4373/a7c3df3593594f5bb7eaf522e61f4534/FLAGb8a837494 [2021-10-29 04:17:57,577 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/data/3da2b4373/a7c3df3593594f5bb7eaf522e61f4534 [2021-10-29 04:17:57,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:17:57,582 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:17:57,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:17:57,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:17:57,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:17:57,594 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:17:57" (1/1) ... [2021-10-29 04:17:57,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@277d365b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:57, skipping insertion in model container [2021-10-29 04:17:57,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:17:57" (1/1) ... [2021-10-29 04:17:57,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:17:57,650 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:17:57,996 WARN L228 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_96f58a20-64d6-499f-8566-67c6ad6db22b/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i[30687,30700] [2021-10-29 04:17:58,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:17:58,014 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:17:58,053 WARN L228 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_96f58a20-64d6-499f-8566-67c6ad6db22b/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i[30687,30700] [2021-10-29 04:17:58,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:17:58,099 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:17:58,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:58 WrapperNode [2021-10-29 04:17:58,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:17:58,101 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:17:58,101 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:17:58,101 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:17:58,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:58" (1/1) ... [2021-10-29 04:17:58,126 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:58" (1/1) ... [2021-10-29 04:17:58,149 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:17:58,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:17:58,150 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:17:58,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:17:58,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:58" (1/1) ... [2021-10-29 04:17:58,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:58" (1/1) ... [2021-10-29 04:17:58,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:58" (1/1) ... [2021-10-29 04:17:58,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:58" (1/1) ... [2021-10-29 04:17:58,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:58" (1/1) ... [2021-10-29 04:17:58,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:58" (1/1) ... [2021-10-29 04:17:58,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:58" (1/1) ... [2021-10-29 04:17:58,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:17:58,181 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:17:58,181 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:17:58,182 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:17:58,182 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:58" (1/1) ... [2021-10-29 04:17:58,195 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:17:58,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:17:58,221 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:17:58,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:17:58,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 04:17:58,293 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-10-29 04:17:58,293 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-10-29 04:17:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:17:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:17:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 04:17:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 04:17:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-29 04:17:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:17:58,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:17:58,296 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-29 04:17:58,961 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:17:58,963 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-10-29 04:17:58,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:17:58 BoogieIcfgContainer [2021-10-29 04:17:58,966 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:17:58,967 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:17:58,967 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:17:58,977 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:17:58,977 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:17:58" (1/1) ... [2021-10-29 04:17:58,978 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:363) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2021-10-29 04:17:58,985 INFO L168 Benchmark]: Toolchain (without parser) took 1400.83 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 30.1 MB in the beginning and 43.4 MB in the end (delta: -13.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:17:58,987 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 54.5 MB. Free memory was 35.4 MB in the beginning and 35.4 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:17:58,988 INFO L168 Benchmark]: CACSL2BoogieTranslator took 513.97 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 29.9 MB in the beginning and 40.9 MB in the end (delta: -11.0 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:17:58,989 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.27 ms. Allocated memory is still 67.1 MB. Free memory was 40.9 MB in the beginning and 38.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:17:58,990 INFO L168 Benchmark]: Boogie Preprocessor took 30.80 ms. Allocated memory is still 67.1 MB. Free memory was 38.8 MB in the beginning and 37.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:17:58,991 INFO L168 Benchmark]: RCFGBuilder took 784.59 ms. Allocated memory is still 67.1 MB. Free memory was 37.0 MB in the beginning and 44.6 MB in the end (delta: -7.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:17:58,992 INFO L168 Benchmark]: CodeCheck took 15.54 ms. Allocated memory is still 67.1 MB. Free memory was 44.3 MB in the beginning and 43.4 MB in the end (delta: 947.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:17:59,002 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 54.5 MB. Free memory was 35.4 MB in the beginning and 35.4 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 513.97 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 29.9 MB in the beginning and 40.9 MB in the end (delta: -11.0 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 48.27 ms. Allocated memory is still 67.1 MB. Free memory was 40.9 MB in the beginning and 38.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 30.80 ms. Allocated memory is still 67.1 MB. Free memory was 38.8 MB in the beginning and 37.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 784.59 ms. Allocated memory is still 67.1 MB. Free memory was 37.0 MB in the beginning and 44.6 MB in the end (delta: -7.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * CodeCheck took 15.54 ms. Allocated memory is still 67.1 MB. Free memory was 44.3 MB in the beginning and 43.4 MB in the end (delta: 947.1 kB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 04:17:59,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f58a20-64d6-499f-8566-67c6ad6db22b/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...