./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:31,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:31,079 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:31,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:31,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:31,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:31,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:31,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:31,128 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:31,130 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:31,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:31,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:31,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:31,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:31,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:31,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:31,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:31,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:31,153 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:31,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:31,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:31,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:31,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:31,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:31,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:31,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:31,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:31,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:31,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:31,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:31,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:31,195 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:31,197 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:31,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:31,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:31,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:31,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:31,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:31,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:31,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:31,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:31,207 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:33:31,262 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:31,262 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:31,264 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:31,265 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:31,266 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:31,266 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:31,267 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:31,267 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:31,267 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:33:31,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:31,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:31,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:31,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:31,270 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:31,270 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:31,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:31,271 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:31,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:31,272 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:31,272 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:31,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:31,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:31,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:31,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:31,274 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:31,274 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:33:31,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:33:31,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:31,275 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_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc [2021-11-23 15:33:31,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:31,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:31,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:31,679 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:31,680 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:31,682 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2021-11-23 15:33:31,771 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/data/d31e73d3c/30b80929fde941ed8f07230982296d18/FLAGc2137db2f [2021-11-23 15:33:32,537 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:32,538 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2021-11-23 15:33:32,569 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/data/d31e73d3c/30b80929fde941ed8f07230982296d18/FLAGc2137db2f [2021-11-23 15:33:32,781 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/data/d31e73d3c/30b80929fde941ed8f07230982296d18 [2021-11-23 15:33:32,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:32,787 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:32,792 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:32,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:32,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:32,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:32" (1/1) ... [2021-11-23 15:33:32,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a3d29ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:32, skipping insertion in model container [2021-11-23 15:33:32,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:32" (1/1) ... [2021-11-23 15:33:32,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:32,924 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:33,389 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_6490d217-8c05-4816-ab05-1ffd96197b8e/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30440,30453] [2021-11-23 15:33:33,409 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_6490d217-8c05-4816-ab05-1ffd96197b8e/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30895,30908] [2021-11-23 15:33:33,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:33,444 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:33,531 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_6490d217-8c05-4816-ab05-1ffd96197b8e/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30440,30453] [2021-11-23 15:33:33,537 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_6490d217-8c05-4816-ab05-1ffd96197b8e/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30895,30908] [2021-11-23 15:33:33,551 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:33,624 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:33,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:33 WrapperNode [2021-11-23 15:33:33,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:33,628 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:33,629 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:33,629 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:33,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:33" (1/1) ... [2021-11-23 15:33:33,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:33" (1/1) ... [2021-11-23 15:33:33,745 INFO L137 Inliner]: procedures = 168, calls = 36, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 135 [2021-11-23 15:33:33,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:33,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:33,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:33,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:33,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:33" (1/1) ... [2021-11-23 15:33:33,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:33" (1/1) ... [2021-11-23 15:33:33,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:33" (1/1) ... [2021-11-23 15:33:33,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:33" (1/1) ... [2021-11-23 15:33:33,789 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:33" (1/1) ... [2021-11-23 15:33:33,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:33" (1/1) ... [2021-11-23 15:33:33,811 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:33" (1/1) ... [2021-11-23 15:33:33,822 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:33,830 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:33,830 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:33,831 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:33,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:33" (1/1) ... [2021-11-23 15:33:33,842 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:33,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:33,877 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:33,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:33:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-23 15:33:33,944 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-23 15:33:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-23 15:33:33,945 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-23 15:33:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:33:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 15:33:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:33:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:33:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:33:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:33:33,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:33,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:33,949 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:33:34,163 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:34,165 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:33:34,562 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:33:34,575 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:33:34,575 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 15:33:34,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:33:34 BoogieIcfgContainer [2021-11-23 15:33:34,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:33:34,579 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:33:34,579 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:33:34,592 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:33:34,593 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:33:34" (1/1) ... [2021-11-23 15:33:34,594 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:33:34,599 INFO L158 Benchmark]: Toolchain (without parser) took 1810.56ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 39.6MB in the beginning and 42.5MB in the end (delta: -3.0MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2021-11-23 15:33:34,600 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 79.7MB. Free memory was 57.6MB in the beginning and 57.5MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:34,602 INFO L158 Benchmark]: CACSL2BoogieTranslator took 835.17ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 39.4MB in the beginning and 62.7MB in the end (delta: -23.3MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2021-11-23 15:33:34,603 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.86ms. Allocated memory is still 100.7MB. Free memory was 62.7MB in the beginning and 60.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:33:34,604 INFO L158 Benchmark]: Boogie Preprocessor took 82.38ms. Allocated memory is still 100.7MB. Free memory was 60.2MB in the beginning and 58.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:33:34,605 INFO L158 Benchmark]: RCFGBuilder took 748.34ms. Allocated memory is still 100.7MB. Free memory was 58.5MB in the beginning and 43.5MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:33:34,606 INFO L158 Benchmark]: CodeCheck took 17.68ms. Allocated memory is still 100.7MB. Free memory was 43.5MB in the beginning and 42.5MB in the end (delta: 929.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:33:34,611 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 0.37ms. Allocated memory is still 79.7MB. Free memory was 57.6MB in the beginning and 57.5MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 835.17ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 39.4MB in the beginning and 62.7MB in the end (delta: -23.3MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.86ms. Allocated memory is still 100.7MB. Free memory was 62.7MB in the beginning and 60.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.38ms. Allocated memory is still 100.7MB. Free memory was 60.2MB in the beginning and 58.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 748.34ms. Allocated memory is still 100.7MB. Free memory was 58.5MB in the beginning and 43.5MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 17.68ms. Allocated memory is still 100.7MB. Free memory was 43.5MB in the beginning and 42.5MB in the end (delta: 929.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:33:34,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:37,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:37,714 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:37,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:37,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:37,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:37,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:37,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:37,790 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:37,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:37,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:37,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:37,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:37,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:37,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:37,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:37,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:37,810 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:37,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:37,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:37,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:37,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:37,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:37,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:37,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:37,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:37,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:37,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:37,845 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:37,847 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:37,847 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:37,848 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:37,850 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:37,851 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:37,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:37,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:37,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:37,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:37,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:37,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:37,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:37,858 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:33:37,895 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:37,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:37,897 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:37,897 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:37,898 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:37,898 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:37,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:37,899 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:37,899 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:37,899 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:37,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:37,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:37,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:37,901 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:33:37,901 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:33:37,901 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:33:37,902 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:37,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:37,902 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:37,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:37,903 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:37,903 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:37,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:37,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:37,907 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:37,908 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:37,908 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:37,908 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:33:37,909 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:33:37,909 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:37,909 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:33:37,910 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:33:37,910 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_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc [2021-11-23 15:33:38,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:38,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:38,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:38,413 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:38,413 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:38,416 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2021-11-23 15:33:38,509 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/data/fcb4040d1/341ab3c12713448d9297c8b956bb2108/FLAG802905cef [2021-11-23 15:33:39,344 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:39,345 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2021-11-23 15:33:39,363 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/data/fcb4040d1/341ab3c12713448d9297c8b956bb2108/FLAG802905cef [2021-11-23 15:33:39,540 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/data/fcb4040d1/341ab3c12713448d9297c8b956bb2108 [2021-11-23 15:33:39,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:39,544 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:39,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:39,546 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:39,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:39,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:39" (1/1) ... [2021-11-23 15:33:39,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e357878 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:39, skipping insertion in model container [2021-11-23 15:33:39,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:39" (1/1) ... [2021-11-23 15:33:39,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:39,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:40,092 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_6490d217-8c05-4816-ab05-1ffd96197b8e/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30440,30453] [2021-11-23 15:33:40,113 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_6490d217-8c05-4816-ab05-1ffd96197b8e/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30895,30908] [2021-11-23 15:33:40,128 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:40,160 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:40,242 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_6490d217-8c05-4816-ab05-1ffd96197b8e/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30440,30453] [2021-11-23 15:33:40,246 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_6490d217-8c05-4816-ab05-1ffd96197b8e/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i[30895,30908] [2021-11-23 15:33:40,257 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:40,330 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:40,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:40 WrapperNode [2021-11-23 15:33:40,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:40,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:40,333 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:40,333 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:40,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:40" (1/1) ... [2021-11-23 15:33:40,382 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:40" (1/1) ... [2021-11-23 15:33:40,426 INFO L137 Inliner]: procedures = 175, calls = 36, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 134 [2021-11-23 15:33:40,426 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:40,427 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:40,427 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:40,427 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:40,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:40" (1/1) ... [2021-11-23 15:33:40,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:40" (1/1) ... [2021-11-23 15:33:40,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:40" (1/1) ... [2021-11-23 15:33:40,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:40" (1/1) ... [2021-11-23 15:33:40,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:40" (1/1) ... [2021-11-23 15:33:40,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:40" (1/1) ... [2021-11-23 15:33:40,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:40" (1/1) ... [2021-11-23 15:33:40,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:40,473 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:40,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:40,473 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:40,474 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:40" (1/1) ... [2021-11-23 15:33:40,482 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:40,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:40,519 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:40,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:33:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:33:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-23 15:33:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-23 15:33:40,580 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-23 15:33:40,582 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-23 15:33:40,583 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 15:33:40,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:40,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:33:40,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:33:40,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:33:40,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:33:40,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:33:40,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:33:40,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:33:40,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:33:40,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:40,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:40,587 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:33:40,806 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:40,808 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:33:41,322 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:33:41,333 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:33:41,333 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 15:33:41,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:33:41 BoogieIcfgContainer [2021-11-23 15:33:41,336 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:33:41,337 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:33:41,337 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:33:41,349 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:33:41,349 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:33:41" (1/1) ... [2021-11-23 15:33:41,350 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:33:41,355 INFO L158 Benchmark]: Toolchain (without parser) took 1809.27ms. Allocated memory is still 62.9MB. Free memory was 41.0MB in the beginning and 35.9MB in the end (delta: 5.1MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2021-11-23 15:33:41,356 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 62.9MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:41,356 INFO L158 Benchmark]: CACSL2BoogieTranslator took 785.65ms. Allocated memory is still 62.9MB. Free memory was 40.9MB in the beginning and 35.4MB in the end (delta: 5.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:33:41,357 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.88ms. Allocated memory is still 62.9MB. Free memory was 35.4MB in the beginning and 32.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:33:41,358 INFO L158 Benchmark]: Boogie Preprocessor took 45.03ms. Allocated memory is still 62.9MB. Free memory was 32.9MB in the beginning and 31.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:33:41,359 INFO L158 Benchmark]: RCFGBuilder took 863.54ms. Allocated memory is still 62.9MB. Free memory was 31.0MB in the beginning and 36.9MB in the end (delta: -5.9MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2021-11-23 15:33:41,360 INFO L158 Benchmark]: CodeCheck took 15.54ms. Allocated memory is still 62.9MB. Free memory was 36.9MB in the beginning and 35.9MB in the end (delta: 994.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:41,364 INFO L339 ainManager$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 0.37ms. Allocated memory is still 62.9MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 785.65ms. Allocated memory is still 62.9MB. Free memory was 40.9MB in the beginning and 35.4MB in the end (delta: 5.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.88ms. Allocated memory is still 62.9MB. Free memory was 35.4MB in the beginning and 32.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.03ms. Allocated memory is still 62.9MB. Free memory was 32.9MB in the beginning and 31.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 863.54ms. Allocated memory is still 62.9MB. Free memory was 31.0MB in the beginning and 36.9MB in the end (delta: -5.9MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * CodeCheck took 15.54ms. Allocated memory is still 62.9MB. Free memory was 36.9MB in the beginning and 35.9MB in the end (delta: 994.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:33:41,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6490d217-8c05-4816-ab05-1ffd96197b8e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported