./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu --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 dda5467f7679a243042daf02aae11f74f39b907c2525dfc042cb8ad8b69dcfc9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:15,551 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:15,553 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:15,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:15,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:15,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:15,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:15,591 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:15,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:15,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:15,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:15,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:15,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:15,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:15,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:15,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:15,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:15,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:15,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:15,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:15,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:15,613 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:15,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:15,615 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:15,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:15,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:15,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:15,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:15,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:15,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:15,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:15,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:15,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:15,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:15,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:15,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:15,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:15,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:15,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:15,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:15,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:15,635 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:56:15,681 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:15,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:15,685 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:15,686 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:15,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:15,687 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:15,687 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:15,687 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:15,688 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:15,688 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:15,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:15,695 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:15,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:15,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:15,696 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:15,696 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:15,696 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:15,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:15,697 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:15,697 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:15,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:15,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:15,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:15,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:15,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:15,699 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:15,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:15,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:15,699 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_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dda5467f7679a243042daf02aae11f74f39b907c2525dfc042cb8ad8b69dcfc9 [2021-11-23 15:56:15,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:16,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:16,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:16,031 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:16,032 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:16,035 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2021-11-23 15:56:16,128 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/data/a16508f35/6473d643cdcd4e7f86d335aa25199002/FLAG67ebb71ab [2021-11-23 15:56:16,735 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:16,735 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2021-11-23 15:56:16,765 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/data/a16508f35/6473d643cdcd4e7f86d335aa25199002/FLAG67ebb71ab [2021-11-23 15:56:16,991 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/data/a16508f35/6473d643cdcd4e7f86d335aa25199002 [2021-11-23 15:56:16,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:16,995 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:17,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:17,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:17,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:17,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:16" (1/1) ... [2021-11-23 15:56:17,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3175e96f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:17, skipping insertion in model container [2021-11-23 15:56:17,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:16" (1/1) ... [2021-11-23 15:56:17,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:17,072 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:17,630 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_aa72e410-33ae-4690-98c4-9dcf40181023/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i[47038,47051] [2021-11-23 15:56:17,648 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:17,649 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:17,650 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:17,650 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:17,693 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:17,719 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:17,766 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_aa72e410-33ae-4690-98c4-9dcf40181023/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i[47038,47051] [2021-11-23 15:56:17,769 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:17,770 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:17,770 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:17,771 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:17,783 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:17,855 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:17,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:17 WrapperNode [2021-11-23 15:56:17,856 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:17,857 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:17,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:17,857 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:17,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:17" (1/1) ... [2021-11-23 15:56:17,885 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:17" (1/1) ... [2021-11-23 15:56:17,934 INFO L137 Inliner]: procedures = 278, calls = 51, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 184 [2021-11-23 15:56:17,934 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:17,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:17,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:17,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:17,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:17" (1/1) ... [2021-11-23 15:56:17,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:17" (1/1) ... [2021-11-23 15:56:17,962 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:17" (1/1) ... [2021-11-23 15:56:17,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:17" (1/1) ... [2021-11-23 15:56:17,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:17" (1/1) ... [2021-11-23 15:56:17,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:17" (1/1) ... [2021-11-23 15:56:17,992 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:17" (1/1) ... [2021-11-23 15:56:17,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:17,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:17,998 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:17,998 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:17,999 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:17" (1/1) ... [2021-11-23 15:56:18,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:18,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:18,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:18,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:18,077 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:56:18,077 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:56:18,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:56:18,078 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:56:18,078 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:56:18,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:56:18,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:56:18,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:56:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:56:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 15:56:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:56:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:56:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-23 15:56:18,080 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-23 15:56:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure lookup [2021-11-23 15:56:18,080 INFO L138 BoogieDeclarations]: Found implementation of procedure lookup [2021-11-23 15:56:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:56:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:18,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:18,082 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:56:18,275 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:18,277 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:18,616 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:18,625 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:56:18,625 INFO L301 CfgBuilder]: Removed 16 assume(true) statements. [2021-11-23 15:56:18,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:56:18 BoogieIcfgContainer [2021-11-23 15:56:18,632 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:56:18,632 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:56:18,632 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:56:18,643 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:56:18,643 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:56:18" (1/1) ... [2021-11-23 15:56:18,644 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) [2021-11-23 15:56:18,654 INFO L158 Benchmark]: Toolchain (without parser) took 1655.99ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 55.0MB in the beginning and 42.8MB in the end (delta: 12.2MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:18,655 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory was 62.0MB in the beginning and 61.9MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:18,657 INFO L158 Benchmark]: CACSL2BoogieTranslator took 846.06ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 54.8MB in the beginning and 68.6MB in the end (delta: -13.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:18,657 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.71ms. Allocated memory is still 115.3MB. Free memory was 68.0MB in the beginning and 65.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:18,658 INFO L158 Benchmark]: Boogie Preprocessor took 61.94ms. Allocated memory is still 115.3MB. Free memory was 65.3MB in the beginning and 63.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:18,659 INFO L158 Benchmark]: RCFGBuilder took 633.90ms. Allocated memory is still 115.3MB. Free memory was 63.2MB in the beginning and 43.4MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 15:56:18,660 INFO L158 Benchmark]: CodeCheck took 18.11ms. Allocated memory is still 115.3MB. Free memory was 43.4MB in the beginning and 42.8MB in the end (delta: 575.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:18,669 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 0.31ms. Allocated memory is still 92.3MB. Free memory was 62.0MB in the beginning and 61.9MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 846.06ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 54.8MB in the beginning and 68.6MB in the end (delta: -13.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.71ms. Allocated memory is still 115.3MB. Free memory was 68.0MB in the beginning and 65.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.94ms. Allocated memory is still 115.3MB. Free memory was 65.3MB in the beginning and 63.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 633.90ms. Allocated memory is still 115.3MB. Free memory was 63.2MB in the beginning and 43.4MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 18.11ms. Allocated memory is still 115.3MB. Free memory was 43.4MB in the beginning and 42.8MB in the end (delta: 575.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:56:18,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/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_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu --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 dda5467f7679a243042daf02aae11f74f39b907c2525dfc042cb8ad8b69dcfc9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:21,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:21,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:21,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:21,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:21,329 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:21,331 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:21,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:21,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:21,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:21,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:21,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:21,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:21,343 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:21,344 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:21,346 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:21,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:21,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:21,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:21,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:21,368 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:21,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:21,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:21,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:21,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:21,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:21,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:21,387 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:21,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:21,390 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:21,391 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:21,392 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:21,394 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:21,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:21,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:21,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:21,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:21,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:21,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:21,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:21,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:21,404 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:56:21,456 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:21,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:21,458 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:21,458 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:21,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:21,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:21,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:21,461 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:21,461 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:21,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:21,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:21,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:21,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:21,463 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:21,463 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:21,464 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:21,464 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:21,464 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:21,464 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:21,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:21,465 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:21,465 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:21,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:21,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:21,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:21,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:21,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:21,467 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:21,467 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:21,467 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:21,468 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:21,468 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:21,468 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_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dda5467f7679a243042daf02aae11f74f39b907c2525dfc042cb8ad8b69dcfc9 [2021-11-23 15:56:21,924 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:21,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:21,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:21,961 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:21,961 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:21,963 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2021-11-23 15:56:22,041 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/data/b2b84d265/83e69e3deb47407f8480e4e8fabf5f2a/FLAG4f2c3eb85 [2021-11-23 15:56:22,844 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:22,844 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2021-11-23 15:56:22,862 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/data/b2b84d265/83e69e3deb47407f8480e4e8fabf5f2a/FLAG4f2c3eb85 [2021-11-23 15:56:23,054 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/data/b2b84d265/83e69e3deb47407f8480e4e8fabf5f2a [2021-11-23 15:56:23,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:23,059 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:23,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:23,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:23,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:23,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:23" (1/1) ... [2021-11-23 15:56:23,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@89cd419 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:23, skipping insertion in model container [2021-11-23 15:56:23,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:23" (1/1) ... [2021-11-23 15:56:23,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:23,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:23,772 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_aa72e410-33ae-4690-98c4-9dcf40181023/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i[47038,47051] [2021-11-23 15:56:23,797 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:23,797 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:23,808 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:23,809 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:23,861 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:23,895 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:56:23,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:23,963 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_aa72e410-33ae-4690-98c4-9dcf40181023/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i[47038,47051] [2021-11-23 15:56:23,970 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:23,971 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:23,972 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:23,972 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:24,001 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:24,018 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:24,068 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_aa72e410-33ae-4690-98c4-9dcf40181023/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i[47038,47051] [2021-11-23 15:56:24,073 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:24,074 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:24,075 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:24,076 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-23 15:56:24,107 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:24,222 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:24,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:24 WrapperNode [2021-11-23 15:56:24,223 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:24,225 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:24,225 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:24,225 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:24,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:24" (1/1) ... [2021-11-23 15:56:24,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:24" (1/1) ... [2021-11-23 15:56:24,331 INFO L137 Inliner]: procedures = 282, calls = 51, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 183 [2021-11-23 15:56:24,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:24,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:24,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:24,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:24,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:24" (1/1) ... [2021-11-23 15:56:24,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:24" (1/1) ... [2021-11-23 15:56:24,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:24" (1/1) ... [2021-11-23 15:56:24,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:24" (1/1) ... [2021-11-23 15:56:24,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:24" (1/1) ... [2021-11-23 15:56:24,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:24" (1/1) ... [2021-11-23 15:56:24,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:24" (1/1) ... [2021-11-23 15:56:24,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:24,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:24,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:24,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:24,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:24" (1/1) ... [2021-11-23 15:56:24,434 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:24,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:24,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:24,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:24,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:56:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:56:24,512 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:56:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:56:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:56:24,512 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:56:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:56:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:56:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:56:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:56:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 15:56:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:56:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:56:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-23 15:56:24,533 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-23 15:56:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure lookup [2021-11-23 15:56:24,533 INFO L138 BoogieDeclarations]: Found implementation of procedure lookup [2021-11-23 15:56:24,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:24,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:24,535 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:56:24,716 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:24,718 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:25,271 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:25,289 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:56:25,290 INFO L301 CfgBuilder]: Removed 16 assume(true) statements. [2021-11-23 15:56:25,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:56:25 BoogieIcfgContainer [2021-11-23 15:56:25,292 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:56:25,293 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:56:25,293 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:56:25,305 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:56:25,305 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:56:25" (1/1) ... [2021-11-23 15:56:25,306 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) [2021-11-23 15:56:25,314 INFO L158 Benchmark]: Toolchain (without parser) took 2252.87ms. Allocated memory was 50.3MB in the beginning and 67.1MB in the end (delta: 16.8MB). Free memory was 24.2MB in the beginning and 28.6MB in the end (delta: -4.5MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:25,332 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 50.3MB. Free memory was 30.3MB in the beginning and 30.2MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:25,333 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1153.45ms. Allocated memory was 50.3MB in the beginning and 67.1MB in the end (delta: 16.8MB). Free memory was 24.0MB in the beginning and 37.3MB in the end (delta: -13.3MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:25,335 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.89ms. Allocated memory is still 67.1MB. Free memory was 37.3MB in the beginning and 34.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:25,335 INFO L158 Benchmark]: Boogie Preprocessor took 78.95ms. Allocated memory is still 67.1MB. Free memory was 34.3MB in the beginning and 31.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:25,336 INFO L158 Benchmark]: RCFGBuilder took 880.67ms. Allocated memory is still 67.1MB. Free memory was 31.6MB in the beginning and 29.4MB in the end (delta: 2.2MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:25,337 INFO L158 Benchmark]: CodeCheck took 17.42ms. Allocated memory is still 67.1MB. Free memory was 29.4MB in the beginning and 28.6MB in the end (delta: 795.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:25,341 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 0.33ms. Allocated memory is still 50.3MB. Free memory was 30.3MB in the beginning and 30.2MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1153.45ms. Allocated memory was 50.3MB in the beginning and 67.1MB in the end (delta: 16.8MB). Free memory was 24.0MB in the beginning and 37.3MB in the end (delta: -13.3MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.89ms. Allocated memory is still 67.1MB. Free memory was 37.3MB in the beginning and 34.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.95ms. Allocated memory is still 67.1MB. Free memory was 34.3MB in the beginning and 31.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 880.67ms. Allocated memory is still 67.1MB. Free memory was 31.6MB in the beginning and 29.4MB in the end (delta: 2.2MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * CodeCheck took 17.42ms. Allocated memory is still 67.1MB. Free memory was 29.4MB in the beginning and 28.6MB in the end (delta: 795.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:56:25,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa72e410-33ae-4690-98c4-9dcf40181023/bin/ukojak-CwSLpZB5Qu/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported