./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.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_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/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_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/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_2426fffa-482e-4e6a-8665-0b18b6b76310/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 f70125267ee7251a74a40ef1ba0ea3ced14d0fe45e7a9ea5a666e1eecab0c01c --- 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 16:30:08,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:30:08,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:30:08,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:30:08,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:30:08,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:30:08,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:30:08,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:30:08,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:30:08,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:30:08,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:30:08,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:30:08,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:30:08,142 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:30:08,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:30:08,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:30:08,147 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:30:08,148 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:30:08,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:30:08,158 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:30:08,160 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:30:08,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:30:08,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:30:08,170 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:30:08,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:30:08,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:30:08,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:30:08,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:30:08,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:30:08,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:30:08,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:30:08,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:30:08,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:30:08,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:30:08,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:30:08,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:30:08,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:30:08,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:30:08,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:30:08,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:30:08,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:30:08,209 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:30:08,264 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:30:08,265 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:30:08,267 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:30:08,267 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:30:08,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:30:08,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:30:08,269 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:30:08,269 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:30:08,269 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:30:08,269 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:30:08,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:30:08,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:30:08,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:30:08,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:30:08,272 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:30:08,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:30:08,272 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:30:08,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:30:08,273 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:30:08,273 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:30:08,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:30:08,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:08,274 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:30:08,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:30:08,274 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:30:08,275 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:30:08,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:30:08,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:30:08,277 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_2426fffa-482e-4e6a-8665-0b18b6b76310/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f70125267ee7251a74a40ef1ba0ea3ced14d0fe45e7a9ea5a666e1eecab0c01c [2022-10-17 16:30:08,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:30:08,689 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:30:08,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:30:08,695 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:30:08,697 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:30:08,700 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i [2022-10-17 16:30:08,799 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/data/b976d1864/9de2996ad5fe442ab0902e028936e414/FLAG87b19d3c0 [2022-10-17 16:30:09,553 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:30:09,555 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i [2022-10-17 16:30:09,581 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/data/b976d1864/9de2996ad5fe442ab0902e028936e414/FLAG87b19d3c0 [2022-10-17 16:30:09,702 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/data/b976d1864/9de2996ad5fe442ab0902e028936e414 [2022-10-17 16:30:09,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:30:09,707 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:30:09,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:09,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:30:09,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:30:09,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:09" (1/1) ... [2022-10-17 16:30:09,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51825668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:09, skipping insertion in model container [2022-10-17 16:30:09,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:09" (1/1) ... [2022-10-17 16:30:09,726 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:30:09,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:30:10,383 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_2426fffa-482e-4e6a-8665-0b18b6b76310/sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i[47038,47051] [2022-10-17 16:30:10,429 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:10,443 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:30:10,490 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_2426fffa-482e-4e6a-8665-0b18b6b76310/sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i[47038,47051] [2022-10-17 16:30:10,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:10,629 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:30:10,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10 WrapperNode [2022-10-17 16:30:10,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:10,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:10,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:30:10,631 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:30:10,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:10,675 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:10,708 INFO L138 Inliner]: procedures = 279, calls = 88, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 143 [2022-10-17 16:30:10,709 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:10,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:30:10,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:30:10,712 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:30:10,722 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:10,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:10,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:10,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:10,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:10,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:10,776 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:10,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:10,790 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:30:10,791 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:30:10,791 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:30:10,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:30:10,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:10,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:10,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:30:10,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:30:10,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:30:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:30:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:30:10,867 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2022-10-17 16:30:10,867 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2022-10-17 16:30:10,867 INFO L130 BoogieDeclarations]: Found specification of procedure take [2022-10-17 16:30:10,867 INFO L138 BoogieDeclarations]: Found implementation of procedure take [2022-10-17 16:30:10,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:30:10,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:30:10,868 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2022-10-17 16:30:10,868 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2022-10-17 16:30:10,868 INFO L130 BoogieDeclarations]: Found specification of procedure init [2022-10-17 16:30:10,868 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2022-10-17 16:30:10,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:30:10,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:30:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:30:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-10-17 16:30:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:30:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:30:10,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:30:10,870 INFO L130 BoogieDeclarations]: Found specification of procedure t3_fun [2022-10-17 16:30:10,870 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_fun [2022-10-17 16:30:10,870 INFO L130 BoogieDeclarations]: Found specification of procedure insert [2022-10-17 16:30:10,870 INFO L138 BoogieDeclarations]: Found implementation of procedure insert [2022-10-17 16:30:10,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:30:10,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:30:10,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:30:10,872 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 16:30:11,030 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:30:11,032 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:30:11,702 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:30:11,723 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:30:11,723 INFO L300 CfgBuilder]: Removed 27 assume(true) statements. [2022-10-17 16:30:11,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:11 BoogieIcfgContainer [2022-10-17 16:30:11,727 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:30:11,729 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:30:11,729 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:30:11,741 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:30:11,742 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:11" (1/1) ... [2022-10-17 16:30:11,743 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 16:30:11,754 INFO L158 Benchmark]: Toolchain (without parser) took 2044.77ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 45.7MB in the beginning and 62.9MB in the end (delta: -17.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:30:11,755 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 86.0MB. Free memory was 64.4MB in the beginning and 64.3MB in the end (delta: 78.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:30:11,757 INFO L158 Benchmark]: CACSL2BoogieTranslator took 921.26ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 45.6MB in the beginning and 58.1MB in the end (delta: -12.6MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2022-10-17 16:30:11,759 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.36ms. Allocated memory is still 104.9MB. Free memory was 58.1MB in the beginning and 55.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:30:11,760 INFO L158 Benchmark]: Boogie Preprocessor took 79.70ms. Allocated memory is still 104.9MB. Free memory was 55.6MB in the beginning and 52.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:30:11,761 INFO L158 Benchmark]: RCFGBuilder took 935.55ms. Allocated memory is still 104.9MB. Free memory was 52.8MB in the beginning and 64.2MB in the end (delta: -11.5MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2022-10-17 16:30:11,762 INFO L158 Benchmark]: CodeCheck took 21.60ms. Allocated memory is still 104.9MB. Free memory was 64.2MB in the beginning and 62.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:30:11,772 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 0.42ms. Allocated memory is still 86.0MB. Free memory was 64.4MB in the beginning and 64.3MB in the end (delta: 78.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 921.26ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 45.6MB in the beginning and 58.1MB in the end (delta: -12.6MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.36ms. Allocated memory is still 104.9MB. Free memory was 58.1MB in the beginning and 55.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.70ms. Allocated memory is still 104.9MB. Free memory was 55.6MB in the beginning and 52.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 935.55ms. Allocated memory is still 104.9MB. Free memory was 52.8MB in the beginning and 64.2MB in the end (delta: -11.5MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * CodeCheck took 21.60ms. Allocated memory is still 104.9MB. Free memory was 64.2MB in the beginning and 62.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:30:11,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/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_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/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_2426fffa-482e-4e6a-8665-0b18b6b76310/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 f70125267ee7251a74a40ef1ba0ea3ced14d0fe45e7a9ea5a666e1eecab0c01c --- 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 16:30:14,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:30:14,329 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:30:14,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:30:14,396 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:30:14,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:30:14,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:30:14,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:30:14,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:30:14,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:30:14,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:30:14,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:30:14,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:30:14,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:30:14,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:30:14,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:30:14,436 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:30:14,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:30:14,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:30:14,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:30:14,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:30:14,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:30:14,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:30:14,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:30:14,473 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:30:14,473 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:30:14,474 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:30:14,476 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:30:14,477 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:30:14,478 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:30:14,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:30:14,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:30:14,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:30:14,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:30:14,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:30:14,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:30:14,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:30:14,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:30:14,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:30:14,489 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:30:14,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:30:14,491 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:30:14,539 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:30:14,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:30:14,542 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:30:14,542 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:30:14,544 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:30:14,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:30:14,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:30:14,545 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:30:14,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:30:14,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:30:14,546 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:30:14,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:30:14,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:30:14,547 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:30:14,547 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:30:14,548 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:30:14,548 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:30:14,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:30:14,548 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:30:14,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:30:14,549 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:30:14,549 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:30:14,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:30:14,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:14,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:30:14,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:30:14,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:30:14,550 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:30:14,551 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:30:14,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:30:14,551 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:30:14,551 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:30:14,552 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_2426fffa-482e-4e6a-8665-0b18b6b76310/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f70125267ee7251a74a40ef1ba0ea3ced14d0fe45e7a9ea5a666e1eecab0c01c [2022-10-17 16:30:15,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:30:15,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:30:15,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:30:15,037 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:30:15,038 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:30:15,040 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i [2022-10-17 16:30:15,118 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/data/306129a05/f9e7691df3934fafbdc2464ed5a54e1c/FLAG6304d916d [2022-10-17 16:30:15,855 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:30:15,856 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i [2022-10-17 16:30:15,875 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/data/306129a05/f9e7691df3934fafbdc2464ed5a54e1c/FLAG6304d916d [2022-10-17 16:30:16,117 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/data/306129a05/f9e7691df3934fafbdc2464ed5a54e1c [2022-10-17 16:30:16,120 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:30:16,122 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:30:16,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:16,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:30:16,128 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:30:16,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:16" (1/1) ... [2022-10-17 16:30:16,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@529777b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:16, skipping insertion in model container [2022-10-17 16:30:16,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:16" (1/1) ... [2022-10-17 16:30:16,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:30:16,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:30:16,774 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_2426fffa-482e-4e6a-8665-0b18b6b76310/sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i[47038,47051] [2022-10-17 16:30:16,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:16,837 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:30:16,879 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_2426fffa-482e-4e6a-8665-0b18b6b76310/sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i[47038,47051] [2022-10-17 16:30:16,901 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:17,005 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:30:17,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:17 WrapperNode [2022-10-17 16:30:17,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:17,007 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:17,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:30:17,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:30:17,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:17" (1/1) ... [2022-10-17 16:30:17,057 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:17" (1/1) ... [2022-10-17 16:30:17,091 INFO L138 Inliner]: procedures = 283, calls = 88, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 144 [2022-10-17 16:30:17,094 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:17,095 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:30:17,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:30:17,095 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:30:17,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:17" (1/1) ... [2022-10-17 16:30:17,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:17" (1/1) ... [2022-10-17 16:30:17,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:17" (1/1) ... [2022-10-17 16:30:17,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:17" (1/1) ... [2022-10-17 16:30:17,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:17" (1/1) ... [2022-10-17 16:30:17,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:17" (1/1) ... [2022-10-17 16:30:17,154 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:17" (1/1) ... [2022-10-17 16:30:17,157 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:17" (1/1) ... [2022-10-17 16:30:17,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:30:17,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:30:17,166 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:30:17,166 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:30:17,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:17" (1/1) ... [2022-10-17 16:30:17,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:17,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:30:17,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:30:17,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:30:17,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:30:17,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:30:17,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:30:17,253 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2022-10-17 16:30:17,253 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2022-10-17 16:30:17,254 INFO L130 BoogieDeclarations]: Found specification of procedure take [2022-10-17 16:30:17,254 INFO L138 BoogieDeclarations]: Found implementation of procedure take [2022-10-17 16:30:17,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:30:17,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:30:17,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:30:17,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 16:30:17,255 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2022-10-17 16:30:17,255 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2022-10-17 16:30:17,255 INFO L130 BoogieDeclarations]: Found specification of procedure init [2022-10-17 16:30:17,255 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2022-10-17 16:30:17,255 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:30:17,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:30:17,256 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-10-17 16:30:17,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:30:17,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:30:17,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:30:17,257 INFO L130 BoogieDeclarations]: Found specification of procedure t3_fun [2022-10-17 16:30:17,257 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_fun [2022-10-17 16:30:17,257 INFO L130 BoogieDeclarations]: Found specification of procedure insert [2022-10-17 16:30:17,257 INFO L138 BoogieDeclarations]: Found implementation of procedure insert [2022-10-17 16:30:17,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:30:17,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:30:17,259 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 16:30:17,446 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:30:17,448 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:30:18,249 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:30:18,272 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:30:18,276 INFO L300 CfgBuilder]: Removed 27 assume(true) statements. [2022-10-17 16:30:18,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:18 BoogieIcfgContainer [2022-10-17 16:30:18,280 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:30:18,281 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:30:18,282 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:30:18,293 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:30:18,294 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:18" (1/1) ... [2022-10-17 16:30:18,295 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 16:30:18,304 INFO L158 Benchmark]: Toolchain (without parser) took 2179.16ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 33.2MB in the beginning and 45.1MB in the end (delta: -11.9MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2022-10-17 16:30:18,305 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 58.7MB. Free memory was 38.7MB in the beginning and 38.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:30:18,307 INFO L158 Benchmark]: CACSL2BoogieTranslator took 882.48ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 33.0MB in the beginning and 58.5MB in the end (delta: -25.5MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2022-10-17 16:30:18,308 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.75ms. Allocated memory is still 81.8MB. Free memory was 58.5MB in the beginning and 56.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:30:18,309 INFO L158 Benchmark]: Boogie Preprocessor took 69.78ms. Allocated memory is still 81.8MB. Free memory was 55.6MB in the beginning and 52.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:30:18,310 INFO L158 Benchmark]: RCFGBuilder took 1115.35ms. Allocated memory is still 81.8MB. Free memory was 52.6MB in the beginning and 46.4MB in the end (delta: 6.3MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2022-10-17 16:30:18,311 INFO L158 Benchmark]: CodeCheck took 18.85ms. Allocated memory is still 81.8MB. Free memory was 46.0MB in the beginning and 45.1MB in the end (delta: 917.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:30:18,322 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 0.36ms. Allocated memory is still 58.7MB. Free memory was 38.7MB in the beginning and 38.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 882.48ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 33.0MB in the beginning and 58.5MB in the end (delta: -25.5MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.75ms. Allocated memory is still 81.8MB. Free memory was 58.5MB in the beginning and 56.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.78ms. Allocated memory is still 81.8MB. Free memory was 55.6MB in the beginning and 52.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1115.35ms. Allocated memory is still 81.8MB. Free memory was 52.6MB in the beginning and 46.4MB in the end (delta: 6.3MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * CodeCheck took 18.85ms. Allocated memory is still 81.8MB. Free memory was 46.0MB in the beginning and 45.1MB in the end (delta: 917.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:30:18,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2426fffa-482e-4e6a-8665-0b18b6b76310/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