./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-divine/ring_2w1r-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_2w1r-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB --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 37b8edad74269e9ff0decb0295cb9343b2467e698f16054f344bf342aab69b21 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:53:20,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:53:20,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:53:20,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:53:20,824 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:53:20,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:53:20,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:53:20,836 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:53:20,839 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:53:20,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:53:20,846 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:53:20,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:53:20,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:53:20,852 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:53:20,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:53:20,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:53:20,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:53:20,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:53:20,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:53:20,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:53:20,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:53:20,872 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:53:20,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:53:20,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:53:20,887 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:53:20,888 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:53:20,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:53:20,890 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:53:20,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:53:20,892 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:53:20,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:53:20,894 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:53:20,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:53:20,898 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:53:20,900 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:53:20,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:53:20,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:53:20,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:53:20,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:53:20,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:53:20,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:53:20,905 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:53:20,946 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:53:20,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:53:20,948 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:53:20,948 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:53:20,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:53:20,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:53:20,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:53:20,950 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:53:20,950 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:53:20,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:53:20,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:53:20,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:53:20,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:53:20,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:53:20,961 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:53:20,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:53:20,961 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:53:20,962 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:53:20,962 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:53:20,962 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:53:20,962 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:53:20,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:20,963 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:53:20,963 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:53:20,963 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:53:20,964 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:53:20,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:53:20,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:53:20,966 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_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37b8edad74269e9ff0decb0295cb9343b2467e698f16054f344bf342aab69b21 [2022-10-17 16:53:21,256 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:53:21,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:53:21,282 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:53:21,284 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:53:21,284 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:53:21,286 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-divine/ring_2w1r-2.i [2022-10-17 16:53:21,351 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/data/3b2927852/84429a97d7b74589be231b209c04bf39/FLAG6e715bb6e [2022-10-17 16:53:21,903 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:53:21,911 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i [2022-10-17 16:53:21,939 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/data/3b2927852/84429a97d7b74589be231b209c04bf39/FLAG6e715bb6e [2022-10-17 16:53:22,164 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/data/3b2927852/84429a97d7b74589be231b209c04bf39 [2022-10-17 16:53:22,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:53:22,170 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:53:22,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:22,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:53:22,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:53:22,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:22" (1/1) ... [2022-10-17 16:53:22,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52ed2c5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:22, skipping insertion in model container [2022-10-17 16:53:22,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:22" (1/1) ... [2022-10-17 16:53:22,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:53:22,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:53:22,391 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 16:53:22,741 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[39095,39108] [2022-10-17 16:53:22,747 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[39180,39193] [2022-10-17 16:53:22,748 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[39232,39245] [2022-10-17 16:53:22,896 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[49285,49298] [2022-10-17 16:53:22,899 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[49334,49347] [2022-10-17 16:53:22,903 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[49462,49475] [2022-10-17 16:53:22,904 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[49520,49533] [2022-10-17 16:53:22,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:22,925 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:53:22,947 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 16:53:23,036 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[39095,39108] [2022-10-17 16:53:23,037 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[39180,39193] [2022-10-17 16:53:23,038 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[39232,39245] [2022-10-17 16:53:23,048 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[49285,49298] [2022-10-17 16:53:23,049 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[49334,49347] [2022-10-17 16:53:23,050 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[49462,49475] [2022-10-17 16:53:23,051 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[49520,49533] [2022-10-17 16:53:23,055 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:23,136 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:53:23,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23 WrapperNode [2022-10-17 16:53:23,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:23,138 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:23,139 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:53:23,139 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:53:23,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,230 INFO L138 Inliner]: procedures = 309, calls = 63, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 112 [2022-10-17 16:53:23,231 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:23,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:53:23,233 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:53:23,233 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:53:23,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,303 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:53:23,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:53:23,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:53:23,319 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:53:23,325 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:23,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:53:23,358 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:53:23,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:53:23,408 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2022-10-17 16:53:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2022-10-17 16:53:23,410 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2022-10-17 16:53:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2022-10-17 16:53:23,410 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2022-10-17 16:53:23,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2022-10-17 16:53:23,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:53:23,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:53:23,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:53:23,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:53:23,411 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2022-10-17 16:53:23,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2022-10-17 16:53:23,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:53:23,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:53:23,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:53:23,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:53:23,415 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:53:23,554 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:53:23,557 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:53:24,017 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:53:24,045 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:53:24,045 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-17 16:53:24,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:24 BoogieIcfgContainer [2022-10-17 16:53:24,048 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:53:24,049 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:53:24,049 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:53:24,060 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:53:24,061 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:24" (1/1) ... [2022-10-17 16:53:24,061 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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) [2022-10-17 16:53:24,065 INFO L158 Benchmark]: Toolchain (without parser) took 1895.17ms. Allocated memory is still 96.5MB. Free memory was 56.8MB in the beginning and 67.4MB in the end (delta: -10.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:53:24,066 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 96.5MB. Free memory was 75.5MB in the beginning and 75.5MB in the end (delta: 66.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:53:24,067 INFO L158 Benchmark]: CACSL2BoogieTranslator took 964.12ms. Allocated memory is still 96.5MB. Free memory was 56.6MB in the beginning and 56.6MB in the end (delta: 39.7kB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2022-10-17 16:53:24,068 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.32ms. Allocated memory is still 96.5MB. Free memory was 56.6MB in the beginning and 53.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:53:24,074 INFO L158 Benchmark]: Boogie Preprocessor took 85.61ms. Allocated memory is still 96.5MB. Free memory was 53.6MB in the beginning and 51.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:53:24,075 INFO L158 Benchmark]: RCFGBuilder took 729.39ms. Allocated memory is still 96.5MB. Free memory was 51.7MB in the beginning and 68.0MB in the end (delta: -16.3MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2022-10-17 16:53:24,076 INFO L158 Benchmark]: CodeCheck took 14.57ms. Allocated memory is still 96.5MB. Free memory was 68.0MB in the beginning and 67.4MB in the end (delta: 531.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:53:24,079 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 96.5MB. Free memory was 75.5MB in the beginning and 75.5MB in the end (delta: 66.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 964.12ms. Allocated memory is still 96.5MB. Free memory was 56.6MB in the beginning and 56.6MB in the end (delta: 39.7kB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.32ms. Allocated memory is still 96.5MB. Free memory was 56.6MB in the beginning and 53.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.61ms. Allocated memory is still 96.5MB. Free memory was 53.6MB in the beginning and 51.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 729.39ms. Allocated memory is still 96.5MB. Free memory was 51.7MB in the beginning and 68.0MB in the end (delta: -16.3MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * CodeCheck took 14.57ms. Allocated memory is still 96.5MB. Free memory was 68.0MB in the beginning and 67.4MB in the end (delta: 531.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:53:24,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_2w1r-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB --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 37b8edad74269e9ff0decb0295cb9343b2467e698f16054f344bf342aab69b21 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:53:26,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:53:26,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:53:26,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:53:26,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:53:26,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:53:26,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:53:26,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:53:26,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:53:26,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:53:26,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:53:26,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:53:26,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:53:26,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:53:26,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:53:26,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:53:26,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:53:26,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:53:26,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:53:26,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:53:26,612 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:53:26,613 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:53:26,615 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:53:26,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:53:26,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:53:26,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:53:26,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:53:26,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:53:26,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:53:26,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:53:26,626 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:53:26,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:53:26,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:53:26,632 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:53:26,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:53:26,634 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:53:26,635 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:53:26,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:53:26,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:53:26,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:53:26,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:53:26,639 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:53:26,694 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:53:26,695 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:53:26,696 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:53:26,697 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:53:26,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:53:26,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:53:26,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:53:26,699 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:53:26,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:53:26,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:53:26,700 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:53:26,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:53:26,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:53:26,701 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:53:26,701 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:53:26,702 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:53:26,702 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:53:26,702 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:53:26,702 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:53:26,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:53:26,703 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:53:26,703 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:53:26,703 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:53:26,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:26,704 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:53:26,704 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:53:26,704 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:53:26,705 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:53:26,705 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:53:26,705 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:53:26,705 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:53:26,705 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:53:26,706 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_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37b8edad74269e9ff0decb0295cb9343b2467e698f16054f344bf342aab69b21 [2022-10-17 16:53:27,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:53:27,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:53:27,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:53:27,148 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:53:27,148 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:53:27,150 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-divine/ring_2w1r-2.i [2022-10-17 16:53:27,235 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/data/c713a80d8/5658965aaa554196902a25b124a81104/FLAGc3534d53e [2022-10-17 16:53:27,893 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:53:27,894 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i [2022-10-17 16:53:27,913 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/data/c713a80d8/5658965aaa554196902a25b124a81104/FLAGc3534d53e [2022-10-17 16:53:28,152 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/data/c713a80d8/5658965aaa554196902a25b124a81104 [2022-10-17 16:53:28,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:53:28,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:53:28,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:28,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:53:28,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:53:28,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:28" (1/1) ... [2022-10-17 16:53:28,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68d6d832 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:28, skipping insertion in model container [2022-10-17 16:53:28,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:28" (1/1) ... [2022-10-17 16:53:28,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:53:28,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:53:28,433 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 16:53:28,801 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[39095,39108] [2022-10-17 16:53:28,806 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[39180,39193] [2022-10-17 16:53:28,806 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[39232,39245] [2022-10-17 16:53:28,909 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[49285,49298] [2022-10-17 16:53:28,910 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[49334,49347] [2022-10-17 16:53:28,913 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[49462,49475] [2022-10-17 16:53:28,914 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[49520,49533] [2022-10-17 16:53:28,922 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:28,933 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:53:28,946 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 16:53:28,971 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[39095,39108] [2022-10-17 16:53:28,972 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[39180,39193] [2022-10-17 16:53:28,972 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[39232,39245] [2022-10-17 16:53:28,983 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[49285,49298] [2022-10-17 16:53:28,984 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[49334,49347] [2022-10-17 16:53:28,986 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[49462,49475] [2022-10-17 16:53:28,987 WARN L230 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_2fb99622-39f7-4271-9ed8-9977e94463a7/sv-benchmarks/c/pthread-divine/ring_2w1r-2.i[49520,49533] [2022-10-17 16:53:28,991 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:29,106 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:53:29,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:29 WrapperNode [2022-10-17 16:53:29,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:29,108 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:29,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:53:29,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:53:29,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:29" (1/1) ... [2022-10-17 16:53:29,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:29" (1/1) ... [2022-10-17 16:53:29,220 INFO L138 Inliner]: procedures = 313, calls = 63, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 113 [2022-10-17 16:53:29,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:29,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:53:29,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:53:29,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:53:29,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:29" (1/1) ... [2022-10-17 16:53:29,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:29" (1/1) ... [2022-10-17 16:53:29,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:29" (1/1) ... [2022-10-17 16:53:29,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:29" (1/1) ... [2022-10-17 16:53:29,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:29" (1/1) ... [2022-10-17 16:53:29,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:29" (1/1) ... [2022-10-17 16:53:29,299 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:29" (1/1) ... [2022-10-17 16:53:29,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:29" (1/1) ... [2022-10-17 16:53:29,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:53:29,315 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:53:29,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:53:29,316 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:53:29,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:29" (1/1) ... [2022-10-17 16:53:29,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:29,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:53:29,358 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:53:29,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:53:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2022-10-17 16:53:29,426 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2022-10-17 16:53:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:53:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2022-10-17 16:53:29,427 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2022-10-17 16:53:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2022-10-17 16:53:29,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2022-10-17 16:53:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:53:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:53:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:53:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:53:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 16:53:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2022-10-17 16:53:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2022-10-17 16:53:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:53:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:53:29,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:53:29,430 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:53:29,705 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:53:29,707 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:53:30,261 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:53:30,272 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:53:30,272 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-17 16:53:30,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:30 BoogieIcfgContainer [2022-10-17 16:53:30,275 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:53:30,276 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:53:30,276 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:53:30,286 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:53:30,286 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:30" (1/1) ... [2022-10-17 16:53:30,287 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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) [2022-10-17 16:53:30,291 INFO L158 Benchmark]: Toolchain (without parser) took 2132.61ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 33.6MB in the beginning and 42.5MB in the end (delta: -8.9MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2022-10-17 16:53:30,292 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 81.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:53:30,293 INFO L158 Benchmark]: CACSL2BoogieTranslator took 947.70ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 33.5MB in the beginning and 49.5MB in the end (delta: -15.9MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2022-10-17 16:53:30,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.54ms. Allocated memory is still 75.5MB. Free memory was 49.5MB in the beginning and 46.6MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:53:30,295 INFO L158 Benchmark]: Boogie Preprocessor took 91.69ms. Allocated memory is still 75.5MB. Free memory was 46.6MB in the beginning and 44.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:53:30,295 INFO L158 Benchmark]: RCFGBuilder took 959.44ms. Allocated memory is still 75.5MB. Free memory was 44.2MB in the beginning and 43.5MB in the end (delta: 703.9kB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2022-10-17 16:53:30,296 INFO L158 Benchmark]: CodeCheck took 13.32ms. Allocated memory is still 75.5MB. Free memory was 43.5MB in the beginning and 42.5MB in the end (delta: 934.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:53:30,301 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 81.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 947.70ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 33.5MB in the beginning and 49.5MB in the end (delta: -15.9MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.54ms. Allocated memory is still 75.5MB. Free memory was 49.5MB in the beginning and 46.6MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.69ms. Allocated memory is still 75.5MB. Free memory was 46.6MB in the beginning and 44.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 959.44ms. Allocated memory is still 75.5MB. Free memory was 44.2MB in the beginning and 43.5MB in the end (delta: 703.9kB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * CodeCheck took 13.32ms. Allocated memory is still 75.5MB. Free memory was 43.5MB in the beginning and 42.5MB in the end (delta: 934.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:53:30,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99622-39f7-4271-9ed8-9977e94463a7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported