./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ --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 628ef5ad19754647fb807fc1cc13e384334d380a6e3691b7b5f1842f42e5f662 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:37:06,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:37:06,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:37:06,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:37:06,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:37:06,792 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:37:06,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:37:06,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:37:06,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:37:06,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:37:06,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:37:06,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:37:06,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:37:06,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:37:06,809 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:37:06,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:37:06,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:37:06,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:37:06,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:37:06,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:37:06,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:37:06,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:37:06,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:37:06,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:37:06,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:37:06,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:37:06,866 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:37:06,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:37:06,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:37:06,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:37:06,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:37:06,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:37:06,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:37:06,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:37:06,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:37:06,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:37:06,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:37:06,880 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:37:06,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:37:06,882 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:37:06,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:37:06,883 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:37:06,911 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:37:06,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:37:06,913 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:37:06,913 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:37:06,913 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:37:06,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:37:06,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:37:06,914 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:37:06,914 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:37:06,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:37:06,915 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:37:06,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:37:06,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:37:06,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:37:06,915 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:37:06,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:37:06,916 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:37:06,916 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:37:06,916 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:37:06,916 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:37:06,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:37:06,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:37:06,917 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:37:06,917 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:37:06,917 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:37:06,918 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:37:06,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:37:06,918 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:37:06,918 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_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 628ef5ad19754647fb807fc1cc13e384334d380a6e3691b7b5f1842f42e5f662 [2021-11-23 01:37:07,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:37:07,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:37:07,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:37:07,217 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:37:07,218 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:37:07,220 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2021-11-23 01:37:07,314 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/data/5e4e4c5e7/9712d4fc1d4a4b4b984e797dbd8cdd83/FLAGe6a8c27fa [2021-11-23 01:37:07,881 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:37:07,881 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2021-11-23 01:37:07,905 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/data/5e4e4c5e7/9712d4fc1d4a4b4b984e797dbd8cdd83/FLAGe6a8c27fa [2021-11-23 01:37:08,169 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/data/5e4e4c5e7/9712d4fc1d4a4b4b984e797dbd8cdd83 [2021-11-23 01:37:08,172 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:37:08,173 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:37:08,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:37:08,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:37:08,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:37:08,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:37:08" (1/1) ... [2021-11-23 01:37:08,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5377b9b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:08, skipping insertion in model container [2021-11-23 01:37:08,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:37:08" (1/1) ... [2021-11-23 01:37:08,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:37:08,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:37:08,560 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_10002682-34b4-43c2-8d76-592661559b04/sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i[30559,30572] [2021-11-23 01:37:08,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:37:08,575 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:37:08,613 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_10002682-34b4-43c2-8d76-592661559b04/sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i[30559,30572] [2021-11-23 01:37:08,615 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:37:08,654 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:37:08,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:08 WrapperNode [2021-11-23 01:37:08,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:37:08,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:37:08,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:37:08,657 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:37:08,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:08" (1/1) ... [2021-11-23 01:37:08,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:08" (1/1) ... [2021-11-23 01:37:08,702 INFO L137 Inliner]: procedures = 170, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 91 [2021-11-23 01:37:08,702 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:37:08,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:37:08,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:37:08,703 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:37:08,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:08" (1/1) ... [2021-11-23 01:37:08,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:08" (1/1) ... [2021-11-23 01:37:08,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:08" (1/1) ... [2021-11-23 01:37:08,715 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:08" (1/1) ... [2021-11-23 01:37:08,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:08" (1/1) ... [2021-11-23 01:37:08,725 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:08" (1/1) ... [2021-11-23 01:37:08,727 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:08" (1/1) ... [2021-11-23 01:37:08,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:37:08,731 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:37:08,731 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:37:08,731 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:37:08,732 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:08" (1/1) ... [2021-11-23 01:37:08,740 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:37:08,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:37:08,776 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:37:08,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:37:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:37:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-23 01:37:08,824 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-23 01:37:08,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:37:08,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:37:08,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:37:08,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:37:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:37:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:37:08,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:37:08,828 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 01:37:08,931 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:37:08,933 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:37:09,115 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:37:09,174 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:37:09,175 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:37:09,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:37:09 BoogieIcfgContainer [2021-11-23 01:37:09,178 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:37:09,179 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:37:09,179 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:37:09,191 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:37:09,191 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:37:09" (1/1) ... [2021-11-23 01:37:09,192 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 01:37:09,197 INFO L158 Benchmark]: Toolchain (without parser) took 1022.56ms. Allocated memory is still 102.8MB. Free memory was 76.3MB in the beginning and 38.5MB in the end (delta: 37.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2021-11-23 01:37:09,198 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:37:09,199 INFO L158 Benchmark]: CACSL2BoogieTranslator took 481.19ms. Allocated memory is still 102.8MB. Free memory was 76.1MB in the beginning and 57.5MB in the end (delta: 18.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 01:37:09,200 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.79ms. Allocated memory is still 102.8MB. Free memory was 57.5MB in the beginning and 55.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:37:09,201 INFO L158 Benchmark]: Boogie Preprocessor took 27.20ms. Allocated memory is still 102.8MB. Free memory was 55.4MB in the beginning and 53.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:37:09,202 INFO L158 Benchmark]: RCFGBuilder took 447.10ms. Allocated memory is still 102.8MB. Free memory was 53.8MB in the beginning and 39.4MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 01:37:09,203 INFO L158 Benchmark]: CodeCheck took 16.08ms. Allocated memory is still 102.8MB. Free memory was 39.4MB in the beginning and 38.5MB in the end (delta: 988.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:37:09,208 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 0.30ms. Allocated memory is still 83.9MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 481.19ms. Allocated memory is still 102.8MB. Free memory was 76.1MB in the beginning and 57.5MB in the end (delta: 18.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.79ms. Allocated memory is still 102.8MB. Free memory was 57.5MB in the beginning and 55.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.20ms. Allocated memory is still 102.8MB. Free memory was 55.4MB in the beginning and 53.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 447.10ms. Allocated memory is still 102.8MB. Free memory was 53.8MB in the beginning and 39.4MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 16.08ms. Allocated memory is still 102.8MB. Free memory was 39.4MB in the beginning and 38.5MB in the end (delta: 988.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:37:09,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/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_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ --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 628ef5ad19754647fb807fc1cc13e384334d380a6e3691b7b5f1842f42e5f662 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:37:11,816 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:37:11,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:37:11,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:37:11,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:37:11,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:37:11,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:37:11,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:37:11,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:37:11,881 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:37:11,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:37:11,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:37:11,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:37:11,889 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:37:11,892 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:37:11,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:37:11,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:37:11,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:37:11,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:37:11,910 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:37:11,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:37:11,917 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:37:11,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:37:11,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:37:11,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:37:11,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:37:11,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:37:11,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:37:11,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:37:11,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:37:11,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:37:11,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:37:11,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:37:11,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:37:11,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:37:11,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:37:11,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:37:11,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:37:11,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:37:11,954 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:37:11,955 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:37:11,956 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:37:12,004 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:37:12,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:37:12,006 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:37:12,006 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:37:12,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:37:12,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:37:12,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:37:12,009 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:37:12,009 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:37:12,009 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:37:12,010 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:37:12,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:37:12,011 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:37:12,011 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:37:12,011 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:37:12,012 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:37:12,012 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:37:12,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:37:12,012 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:37:12,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:37:12,013 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:37:12,013 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:37:12,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:37:12,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:37:12,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:37:12,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:37:12,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:37:12,015 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:37:12,015 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:37:12,015 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:37:12,015 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:37:12,016 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:37:12,016 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_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 628ef5ad19754647fb807fc1cc13e384334d380a6e3691b7b5f1842f42e5f662 [2021-11-23 01:37:12,385 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:37:12,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:37:12,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:37:12,411 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:37:12,412 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:37:12,413 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2021-11-23 01:37:12,496 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/data/0d95c82db/53ebe0648a594c329c01b929ec39face/FLAG84a7e4860 [2021-11-23 01:37:13,174 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:37:13,174 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2021-11-23 01:37:13,189 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/data/0d95c82db/53ebe0648a594c329c01b929ec39face/FLAG84a7e4860 [2021-11-23 01:37:13,449 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/data/0d95c82db/53ebe0648a594c329c01b929ec39face [2021-11-23 01:37:13,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:37:13,455 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:37:13,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:37:13,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:37:13,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:37:13,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:37:13" (1/1) ... [2021-11-23 01:37:13,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@168855ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:13, skipping insertion in model container [2021-11-23 01:37:13,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:37:13" (1/1) ... [2021-11-23 01:37:13,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:37:13,538 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:37:13,984 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i[30559,30572] [2021-11-23 01:37:13,995 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:37:14,018 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:37:14,090 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_10002682-34b4-43c2-8d76-592661559b04/sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i[30559,30572] [2021-11-23 01:37:14,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:37:14,161 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:37:14,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:14 WrapperNode [2021-11-23 01:37:14,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:37:14,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:37:14,164 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:37:14,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:37:14,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:14" (1/1) ... [2021-11-23 01:37:14,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:14" (1/1) ... [2021-11-23 01:37:14,229 INFO L137 Inliner]: procedures = 174, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 89 [2021-11-23 01:37:14,229 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:37:14,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:37:14,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:37:14,231 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:37:14,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:14" (1/1) ... [2021-11-23 01:37:14,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:14" (1/1) ... [2021-11-23 01:37:14,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:14" (1/1) ... [2021-11-23 01:37:14,263 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:14" (1/1) ... [2021-11-23 01:37:14,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:14" (1/1) ... [2021-11-23 01:37:14,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:14" (1/1) ... [2021-11-23 01:37:14,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:14" (1/1) ... [2021-11-23 01:37:14,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:37:14,325 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:37:14,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:37:14,325 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:37:14,326 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:14" (1/1) ... [2021-11-23 01:37:14,333 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:37:14,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:37:14,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:37:14,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:37:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 01:37:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-23 01:37:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-23 01:37:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:37:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:37:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:37:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:37:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:37:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 01:37:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:37:14,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:37:14,446 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 01:37:14,637 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:37:14,653 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:37:14,905 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:37:14,986 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:37:14,986 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:37:14,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:37:14 BoogieIcfgContainer [2021-11-23 01:37:14,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:37:14,990 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:37:14,990 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:37:15,002 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:37:15,002 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:37:14" (1/1) ... [2021-11-23 01:37:15,003 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 01:37:15,010 INFO L158 Benchmark]: Toolchain (without parser) took 1552.92ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 30.5MB in the beginning and 39.2MB in the end (delta: -8.8MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2021-11-23 01:37:15,011 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory was 35.9MB in the beginning and 35.8MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:37:15,013 INFO L158 Benchmark]: CACSL2BoogieTranslator took 702.98ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 30.3MB in the beginning and 45.1MB in the end (delta: -14.8MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2021-11-23 01:37:15,014 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.20ms. Allocated memory is still 71.3MB. Free memory was 44.9MB in the beginning and 42.9MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:37:15,015 INFO L158 Benchmark]: Boogie Preprocessor took 93.79ms. Allocated memory is still 71.3MB. Free memory was 42.7MB in the beginning and 41.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:37:15,016 INFO L158 Benchmark]: RCFGBuilder took 664.27ms. Allocated memory is still 71.3MB. Free memory was 41.2MB in the beginning and 40.2MB in the end (delta: 938.8kB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2021-11-23 01:37:15,017 INFO L158 Benchmark]: CodeCheck took 17.36ms. Allocated memory is still 71.3MB. Free memory was 40.2MB in the beginning and 39.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:37:15,026 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 54.5MB. Free memory was 35.9MB in the beginning and 35.8MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 702.98ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 30.3MB in the beginning and 45.1MB in the end (delta: -14.8MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.20ms. Allocated memory is still 71.3MB. Free memory was 44.9MB in the beginning and 42.9MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.79ms. Allocated memory is still 71.3MB. Free memory was 42.7MB in the beginning and 41.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 664.27ms. Allocated memory is still 71.3MB. Free memory was 41.2MB in the beginning and 40.2MB in the end (delta: 938.8kB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * CodeCheck took 17.36ms. Allocated memory is still 71.3MB. Free memory was 40.2MB in the beginning and 39.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:37:15,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10002682-34b4-43c2-8d76-592661559b04/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported