./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.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_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/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_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/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_b84cb785-eb08-46b1-8f0d-c136f273030f/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 54b86d528cae3f36fe49030118864df9a90bfa303271cb05b13ff89a15d513aa --- 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 16:37:25,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:37:25,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:37:25,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:37:25,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:37:25,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:37:25,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:37:25,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:37:25,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:37:25,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:37:25,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:37:25,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:37:25,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:37:25,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:37:25,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:37:25,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:37:25,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:37:25,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:37:25,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:37:25,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:37:25,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:37:25,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:37:25,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:37:25,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:37:25,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:37:25,405 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:37:25,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:37:25,408 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:37:25,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:37:25,410 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:37:25,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:37:25,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:37:25,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:37:25,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:37:25,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:37:25,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:37:25,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:37:25,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:37:25,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:37:25,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:37:25,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:37:25,421 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:37:25,475 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:37:25,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:37:25,477 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:37:25,477 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:37:25,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:37:25,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:37:25,478 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:37:25,479 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:37:25,479 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:37:25,479 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:37:25,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:37:25,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:37:25,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:37:25,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:37:25,481 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:37:25,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:37:25,481 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:37:25,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:37:25,481 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:37:25,482 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:37:25,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:37:25,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:25,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:37:25,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:37:25,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:37:25,483 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:37:25,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:37:25,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:37:25,485 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_b84cb785-eb08-46b1-8f0d-c136f273030f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54b86d528cae3f36fe49030118864df9a90bfa303271cb05b13ff89a15d513aa [2022-10-17 16:37:25,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:37:25,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:37:25,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:37:25,823 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:37:25,825 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:37:25,826 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i [2022-10-17 16:37:25,908 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/data/fd66d491d/d930ac9c8d42410696073011b1608938/FLAGc2253c1dc [2022-10-17 16:37:26,477 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:37:26,478 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i [2022-10-17 16:37:26,496 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/data/fd66d491d/d930ac9c8d42410696073011b1608938/FLAGc2253c1dc [2022-10-17 16:37:26,718 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/data/fd66d491d/d930ac9c8d42410696073011b1608938 [2022-10-17 16:37:26,720 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:37:26,721 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:37:26,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:26,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:37:26,726 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:37:26,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:26" (1/1) ... [2022-10-17 16:37:26,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eafefcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:26, skipping insertion in model container [2022-10-17 16:37:26,728 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:26" (1/1) ... [2022-10-17 16:37:26,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:37:26,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:37:27,351 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_b84cb785-eb08-46b1-8f0d-c136f273030f/sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i[47038,47051] [2022-10-17 16:37:27,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:27,471 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:37:27,506 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_b84cb785-eb08-46b1-8f0d-c136f273030f/sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i[47038,47051] [2022-10-17 16:37:27,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:27,615 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:37:27,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:27 WrapperNode [2022-10-17 16:37:27,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:27,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:27,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:37:27,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:37:27,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:27" (1/1) ... [2022-10-17 16:37:27,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:27" (1/1) ... [2022-10-17 16:37:27,722 INFO L138 Inliner]: procedures = 278, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 218 [2022-10-17 16:37:27,722 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:27,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:37:27,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:37:27,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:37:27,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:27" (1/1) ... [2022-10-17 16:37:27,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:27" (1/1) ... [2022-10-17 16:37:27,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:27" (1/1) ... [2022-10-17 16:37:27,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:27" (1/1) ... [2022-10-17 16:37:27,761 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:27" (1/1) ... [2022-10-17 16:37:27,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:27" (1/1) ... [2022-10-17 16:37:27,769 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:27" (1/1) ... [2022-10-17 16:37:27,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:27" (1/1) ... [2022-10-17 16:37:27,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:37:27,777 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:37:27,777 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:37:27,777 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:37:27,778 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:27" (1/1) ... [2022-10-17 16:37:27,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:27,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:37:27,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:37:27,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:37:27,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:37:27,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:37:27,867 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2022-10-17 16:37:27,867 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2022-10-17 16:37:27,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:37:27,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:37:27,868 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2022-10-17 16:37:27,868 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2022-10-17 16:37:27,868 INFO L130 BoogieDeclarations]: Found specification of procedure init [2022-10-17 16:37:27,869 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2022-10-17 16:37:27,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:37:27,869 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-10-17 16:37:27,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:37:27,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:37:27,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:37:27,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:37:27,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:37:27,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:37:27,872 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 16:37:28,021 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:37:28,037 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:37:28,583 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:37:28,593 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:37:28,593 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-10-17 16:37:28,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:28 BoogieIcfgContainer [2022-10-17 16:37:28,596 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:37:28,597 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:37:28,597 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:37:28,612 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:37:28,612 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:28" (1/1) ... [2022-10-17 16:37:28,613 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 16:37:28,619 INFO L158 Benchmark]: Toolchain (without parser) took 1895.04ms. Allocated memory was 96.5MB in the beginning and 119.5MB in the end (delta: 23.1MB). Free memory was 68.4MB in the beginning and 82.6MB in the end (delta: -14.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:37:28,619 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 79.7MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:37:28,621 INFO L158 Benchmark]: CACSL2BoogieTranslator took 893.41ms. Allocated memory is still 96.5MB. Free memory was 68.1MB in the beginning and 66.2MB in the end (delta: 1.9MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2022-10-17 16:37:28,622 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.42ms. Allocated memory is still 96.5MB. Free memory was 66.2MB in the beginning and 63.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:37:28,623 INFO L158 Benchmark]: Boogie Preprocessor took 53.34ms. Allocated memory is still 96.5MB. Free memory was 63.2MB in the beginning and 60.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:37:28,625 INFO L158 Benchmark]: RCFGBuilder took 819.41ms. Allocated memory was 96.5MB in the beginning and 119.5MB in the end (delta: 23.1MB). Free memory was 60.7MB in the beginning and 83.4MB in the end (delta: -22.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-10-17 16:37:28,625 INFO L158 Benchmark]: CodeCheck took 18.61ms. Allocated memory is still 119.5MB. Free memory was 83.4MB in the beginning and 82.6MB in the end (delta: 858.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:37:28,636 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 79.7MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 893.41ms. Allocated memory is still 96.5MB. Free memory was 68.1MB in the beginning and 66.2MB in the end (delta: 1.9MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.42ms. Allocated memory is still 96.5MB. Free memory was 66.2MB in the beginning and 63.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.34ms. Allocated memory is still 96.5MB. Free memory was 63.2MB in the beginning and 60.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 819.41ms. Allocated memory was 96.5MB in the beginning and 119.5MB in the end (delta: 23.1MB). Free memory was 60.7MB in the beginning and 83.4MB in the end (delta: -22.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 18.61ms. Allocated memory is still 119.5MB. Free memory was 83.4MB in the beginning and 82.6MB in the end (delta: 858.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:37:28,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/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_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/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_b84cb785-eb08-46b1-8f0d-c136f273030f/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 54b86d528cae3f36fe49030118864df9a90bfa303271cb05b13ff89a15d513aa --- 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 16:37:31,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:37:31,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:37:31,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:37:31,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:37:31,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:37:31,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:37:31,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:37:31,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:37:31,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:37:31,160 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:37:31,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:37:31,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:37:31,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:37:31,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:37:31,166 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:37:31,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:37:31,168 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:37:31,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:37:31,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:37:31,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:37:31,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:37:31,184 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:37:31,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:37:31,191 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:37:31,200 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:37:31,200 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:37:31,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:37:31,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:37:31,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:37:31,205 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:37:31,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:37:31,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:37:31,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:37:31,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:37:31,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:37:31,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:37:31,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:37:31,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:37:31,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:37:31,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:37:31,218 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:37:31,253 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:37:31,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:37:31,255 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:37:31,255 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:37:31,257 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:37:31,257 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:37:31,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:37:31,258 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:37:31,258 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:37:31,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:37:31,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:37:31,260 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:37:31,260 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:37:31,260 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:37:31,261 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:37:31,261 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:37:31,261 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:37:31,261 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:37:31,261 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:37:31,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:37:31,262 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:37:31,262 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:37:31,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:37:31,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:31,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:37:31,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:37:31,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:37:31,264 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:37:31,264 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:37:31,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:37:31,264 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:37:31,264 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:37:31,265 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_b84cb785-eb08-46b1-8f0d-c136f273030f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54b86d528cae3f36fe49030118864df9a90bfa303271cb05b13ff89a15d513aa [2022-10-17 16:37:31,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:37:31,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:37:31,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:37:31,691 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:37:31,692 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:37:31,695 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i [2022-10-17 16:37:31,771 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/data/5710bb13a/2ea45e0870d24d2293497813104c80d7/FLAGec7638119 [2022-10-17 16:37:32,477 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:37:32,478 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i [2022-10-17 16:37:32,502 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/data/5710bb13a/2ea45e0870d24d2293497813104c80d7/FLAGec7638119 [2022-10-17 16:37:32,664 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/data/5710bb13a/2ea45e0870d24d2293497813104c80d7 [2022-10-17 16:37:32,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:37:32,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:37:32,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:32,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:37:32,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:37:32,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:32" (1/1) ... [2022-10-17 16:37:32,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e99e8f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:32, skipping insertion in model container [2022-10-17 16:37:32,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:32" (1/1) ... [2022-10-17 16:37:32,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:37:32,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:37:33,365 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_b84cb785-eb08-46b1-8f0d-c136f273030f/sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i[47038,47051] [2022-10-17 16:37:33,431 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:33,583 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:37:33,638 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_b84cb785-eb08-46b1-8f0d-c136f273030f/sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i[47038,47051] [2022-10-17 16:37:33,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:33,794 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:37:33,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:33 WrapperNode [2022-10-17 16:37:33,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:33,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:33,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:37:33,798 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:37:33,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:33" (1/1) ... [2022-10-17 16:37:33,854 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:33" (1/1) ... [2022-10-17 16:37:33,894 INFO L138 Inliner]: procedures = 282, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 210 [2022-10-17 16:37:33,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:33,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:37:33,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:37:33,896 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:37:33,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:33" (1/1) ... [2022-10-17 16:37:33,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:33" (1/1) ... [2022-10-17 16:37:33,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:33" (1/1) ... [2022-10-17 16:37:33,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:33" (1/1) ... [2022-10-17 16:37:33,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:33" (1/1) ... [2022-10-17 16:37:33,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:33" (1/1) ... [2022-10-17 16:37:33,950 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:33" (1/1) ... [2022-10-17 16:37:33,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:33" (1/1) ... [2022-10-17 16:37:33,966 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:37:33,972 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:37:33,972 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:37:33,972 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:37:33,973 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:33" (1/1) ... [2022-10-17 16:37:33,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:33,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:37:34,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:37:34,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:37:34,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:37:34,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:37:34,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:37:34,098 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2022-10-17 16:37:34,098 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2022-10-17 16:37:34,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:37:34,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:37:34,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:37:34,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 16:37:34,099 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2022-10-17 16:37:34,099 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2022-10-17 16:37:34,100 INFO L130 BoogieDeclarations]: Found specification of procedure init [2022-10-17 16:37:34,100 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2022-10-17 16:37:34,100 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-10-17 16:37:34,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:37:34,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:37:34,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:37:34,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:37:34,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:37:34,103 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 16:37:34,388 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:37:34,390 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:37:34,900 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:37:34,912 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:37:34,922 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-10-17 16:37:34,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:34 BoogieIcfgContainer [2022-10-17 16:37:34,925 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:37:34,937 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:37:34,937 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:37:34,948 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:37:34,948 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:34" (1/1) ... [2022-10-17 16:37:34,949 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 16:37:34,955 INFO L158 Benchmark]: Toolchain (without parser) took 2280.68ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 43.4MB in the beginning and 50.2MB in the end (delta: -6.8MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2022-10-17 16:37:34,956 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory was 45.2MB in the beginning and 45.2MB in the end (delta: 54.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:37:34,958 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1118.87ms. Allocated memory is still 65.0MB. Free memory was 43.3MB in the beginning and 33.8MB in the end (delta: 9.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-10-17 16:37:34,959 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.04ms. Allocated memory is still 65.0MB. Free memory was 33.8MB in the beginning and 30.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:37:34,960 INFO L158 Benchmark]: Boogie Preprocessor took 75.43ms. Allocated memory is still 65.0MB. Free memory was 30.8MB in the beginning and 28.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:37:34,963 INFO L158 Benchmark]: RCFGBuilder took 964.44ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 28.0MB in the beginning and 51.2MB in the end (delta: -23.2MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2022-10-17 16:37:34,971 INFO L158 Benchmark]: CodeCheck took 16.54ms. Allocated memory is still 79.7MB. Free memory was 51.2MB in the beginning and 50.2MB in the end (delta: 969.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:37:34,977 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory was 45.2MB in the beginning and 45.2MB in the end (delta: 54.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1118.87ms. Allocated memory is still 65.0MB. Free memory was 43.3MB in the beginning and 33.8MB in the end (delta: 9.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.04ms. Allocated memory is still 65.0MB. Free memory was 33.8MB in the beginning and 30.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.43ms. Allocated memory is still 65.0MB. Free memory was 30.8MB in the beginning and 28.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 964.44ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 28.0MB in the beginning and 51.2MB in the end (delta: -23.2MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * CodeCheck took 16.54ms. Allocated memory is still 79.7MB. Free memory was 51.2MB in the beginning and 50.2MB in the end (delta: 969.8kB). 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 16:37:35,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cb785-eb08-46b1-8f0d-c136f273030f/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported