./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI --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 2c45fd7cfbad1c12ff3ef6a6150c824b5f7de404c290f417bc2834c0c8e69422 ....................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI --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 2c45fd7cfbad1c12ff3ef6a6150c824b5f7de404c290f417bc2834c0c8e69422 ........................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:41:09,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:41:09,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:41:09,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:41:09,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:41:09,200 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:41:09,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:41:09,207 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:41:09,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:41:09,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:41:09,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:41:09,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:41:09,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:41:09,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:41:09,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:41:09,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:41:09,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:41:09,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:41:09,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:41:09,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:41:09,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:41:09,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:41:09,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:41:09,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:41:09,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:41:09,270 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:41:09,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:41:09,274 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:41:09,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:41:09,276 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:41:09,278 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:41:09,279 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:41:09,281 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:41:09,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:41:09,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:41:09,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:41:09,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:41:09,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:41:09,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:41:09,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:41:09,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:41:09,290 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:41:09,348 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:41:09,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:41:09,351 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:41:09,352 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:41:09,353 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:41:09,353 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:41:09,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:41:09,354 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:41:09,354 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:41:09,354 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:41:09,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:41:09,356 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:41:09,356 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:41:09,356 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:41:09,356 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:41:09,357 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:41:09,357 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:41:09,357 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:41:09,357 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:41:09,358 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:41:09,358 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:41:09,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:41:09,358 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:41:09,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:41:09,359 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:41:09,359 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:41:09,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:41:09,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:41:09,360 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_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c45fd7cfbad1c12ff3ef6a6150c824b5f7de404c290f417bc2834c0c8e69422 [2021-10-29 03:41:09,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:41:09,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:41:09,660 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:41:09,662 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:41:09,663 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:41:09,664 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c [2021-10-29 03:41:09,742 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/data/3c11573c4/ac46fd714a7f42bd90d694e9712b420a/FLAG23ded8e15 [2021-10-29 03:41:10,397 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:41:10,398 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c [2021-10-29 03:41:10,406 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/data/3c11573c4/ac46fd714a7f42bd90d694e9712b420a/FLAG23ded8e15 [2021-10-29 03:41:10,749 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/data/3c11573c4/ac46fd714a7f42bd90d694e9712b420a [2021-10-29 03:41:10,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:41:10,755 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:41:10,757 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:41:10,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:41:10,761 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:41:10,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:41:10" (1/1) ... [2021-10-29 03:41:10,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3648d290 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:10, skipping insertion in model container [2021-10-29 03:41:10,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:41:10" (1/1) ... [2021-10-29 03:41:10,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:41:10,795 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:41:11,024 WARN L228 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_dcad9e54-017c-4159-a544-5d13d20e2465/sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c[2652,2665] [2021-10-29 03:41:11,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:41:11,037 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:41:11,074 WARN L228 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_dcad9e54-017c-4159-a544-5d13d20e2465/sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c[2652,2665] [2021-10-29 03:41:11,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:41:11,104 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:41:11,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:11 WrapperNode [2021-10-29 03:41:11,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:41:11,106 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:41:11,106 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:41:11,106 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:41:11,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:11" (1/1) ... [2021-10-29 03:41:11,123 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:11" (1/1) ... [2021-10-29 03:41:11,144 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:41:11,145 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:41:11,145 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:41:11,145 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:41:11,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:11" (1/1) ... [2021-10-29 03:41:11,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:11" (1/1) ... [2021-10-29 03:41:11,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:11" (1/1) ... [2021-10-29 03:41:11,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:11" (1/1) ... [2021-10-29 03:41:11,165 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:11" (1/1) ... [2021-10-29 03:41:11,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:11" (1/1) ... [2021-10-29 03:41:11,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:11" (1/1) ... [2021-10-29 03:41:11,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:41:11,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:41:11,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:41:11,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:41:11,186 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:11" (1/1) ... [2021-10-29 03:41:11,194 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:41:11,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:41:11,224 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:41:11,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:41:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 03:41:11,269 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 03:41:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 03:41:11,269 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 03:41:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 03:41:11,269 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 03:41:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:41:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:41:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 03:41:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-29 03:41:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-29 03:41:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:41:11,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:41:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 03:41:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 03:41:11,272 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-29 03:41:11,766 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:41:11,767 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-29 03:41:11,768 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2021-10-29 03:41:11,777 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) [2021-10-29 03:41:11,783 INFO L168 Benchmark]: Toolchain (without parser) took 1026.74 ms. Allocated memory is still 113.2 MB. Free memory was 81.0 MB in the beginning and 69.1 MB in the end (delta: 11.9 MB). Peak memory consumption was 9.8 MB. Max. memory is 16.1 GB. [2021-10-29 03:41:11,783 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 113.2 MB. Free memory was 66.4 MB in the beginning and 66.4 MB in the end (delta: 54.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:41:11,784 INFO L168 Benchmark]: CACSL2BoogieTranslator took 347.98 ms. Allocated memory is still 113.2 MB. Free memory was 81.0 MB in the beginning and 87.5 MB in the end (delta: -6.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:41:11,785 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.53 ms. Allocated memory is still 113.2 MB. Free memory was 87.5 MB in the beginning and 85.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:41:11,786 INFO L168 Benchmark]: Boogie Preprocessor took 26.98 ms. Allocated memory is still 113.2 MB. Free memory was 85.9 MB in the beginning and 84.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:41:11,787 INFO L168 Benchmark]: RCFGBuilder took 607.65 ms. Allocated memory is still 113.2 MB. Free memory was 84.6 MB in the beginning and 69.1 MB in the end (delta: 15.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 03:41:11,792 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 113.2 MB. Free memory was 66.4 MB in the beginning and 66.4 MB in the end (delta: 54.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 347.98 ms. Allocated memory is still 113.2 MB. Free memory was 81.0 MB in the beginning and 87.5 MB in the end (delta: -6.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 38.53 ms. Allocated memory is still 113.2 MB. Free memory was 87.5 MB in the beginning and 85.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.98 ms. Allocated memory is still 113.2 MB. Free memory was 85.9 MB in the beginning and 84.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 607.65 ms. Allocated memory is still 113.2 MB. Free memory was 84.6 MB in the beginning and 69.1 MB in the end (delta: 15.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 03:41:11,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:41:14,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:41:14,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:41:14,609 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:41:14,610 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:41:14,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:41:14,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:41:14,627 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:41:14,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:41:14,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:41:14,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:41:14,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:41:14,648 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:41:14,651 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:41:14,653 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:41:14,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:41:14,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:41:14,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:41:14,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:41:14,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:41:14,681 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:41:14,683 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:41:14,685 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:41:14,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:41:14,696 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:41:14,696 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:41:14,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:41:14,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:41:14,700 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:41:14,701 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:41:14,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:41:14,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:41:14,705 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:41:14,706 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:41:14,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:41:14,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:41:14,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:41:14,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:41:14,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:41:14,712 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:41:14,713 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:41:14,714 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 03:41:14,759 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:41:14,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:41:14,764 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:41:14,764 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:41:14,766 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:41:14,766 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:41:14,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:41:14,767 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:41:14,767 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:41:14,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:41:14,769 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:41:14,769 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:41:14,769 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:41:14,769 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 03:41:14,770 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 03:41:14,770 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 03:41:14,770 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:41:14,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:41:14,771 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:41:14,771 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:41:14,771 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:41:14,771 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:41:14,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:41:14,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:41:14,772 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:41:14,772 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:41:14,773 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:41:14,773 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 03:41:14,773 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 03:41:14,773 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:41:14,773 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 03:41:14,774 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 03:41:14,774 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_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c45fd7cfbad1c12ff3ef6a6150c824b5f7de404c290f417bc2834c0c8e69422 [2021-10-29 03:41:15,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:41:15,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:41:15,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:41:15,246 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:41:15,247 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:41:15,248 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c [2021-10-29 03:41:15,338 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/data/28c37a4fb/6160aaf8a06447e4a4d3c39892798acc/FLAG7d26ce1b3 [2021-10-29 03:41:15,964 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:41:15,966 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c [2021-10-29 03:41:15,974 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/data/28c37a4fb/6160aaf8a06447e4a4d3c39892798acc/FLAG7d26ce1b3 [2021-10-29 03:41:16,308 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/data/28c37a4fb/6160aaf8a06447e4a4d3c39892798acc [2021-10-29 03:41:16,311 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:41:16,313 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:41:16,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:41:16,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:41:16,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:41:16,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:41:16" (1/1) ... [2021-10-29 03:41:16,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba3d6b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:16, skipping insertion in model container [2021-10-29 03:41:16,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:41:16" (1/1) ... [2021-10-29 03:41:16,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:41:16,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:41:16,543 WARN L228 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_dcad9e54-017c-4159-a544-5d13d20e2465/sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c[2652,2665] [2021-10-29 03:41:16,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:41:16,571 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:41:16,615 WARN L228 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_dcad9e54-017c-4159-a544-5d13d20e2465/sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c[2652,2665] [2021-10-29 03:41:16,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:41:16,642 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:41:16,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:16 WrapperNode [2021-10-29 03:41:16,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:41:16,644 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:41:16,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:41:16,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:41:16,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:16" (1/1) ... [2021-10-29 03:41:16,700 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:16" (1/1) ... [2021-10-29 03:41:16,722 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:41:16,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:41:16,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:41:16,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:41:16,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:16" (1/1) ... [2021-10-29 03:41:16,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:16" (1/1) ... [2021-10-29 03:41:16,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:16" (1/1) ... [2021-10-29 03:41:16,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:16" (1/1) ... [2021-10-29 03:41:16,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:16" (1/1) ... [2021-10-29 03:41:16,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:16" (1/1) ... [2021-10-29 03:41:16,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:16" (1/1) ... [2021-10-29 03:41:16,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:41:16,751 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:41:16,752 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:41:16,752 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:41:16,753 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:16" (1/1) ... [2021-10-29 03:41:16,760 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:41:16,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:41:16,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:41:16,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:41:16,824 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 03:41:16,824 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 03:41:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 03:41:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 03:41:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 03:41:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 03:41:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 03:41:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:41:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-29 03:41:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-29 03:41:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 03:41:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:41:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:41:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 03:41:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 03:41:16,828 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-29 03:41:17,475 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:41:17,475 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-29 03:41:17,476 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2021-10-29 03:41:17,477 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) [2021-10-29 03:41:17,482 INFO L168 Benchmark]: Toolchain (without parser) took 1167.27 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 36.4 MB in the beginning and 51.0 MB in the end (delta: -14.7 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:41:17,483 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 58.7 MB. Free memory was 38.8 MB in the beginning and 38.8 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:41:17,484 INFO L168 Benchmark]: CACSL2BoogieTranslator took 328.33 ms. Allocated memory is still 58.7 MB. Free memory was 36.2 MB in the beginning and 41.8 MB in the end (delta: -5.6 MB). Peak memory consumption was 14.0 MB. Max. memory is 16.1 GB. [2021-10-29 03:41:17,485 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.20 ms. Allocated memory is still 58.7 MB. Free memory was 41.8 MB in the beginning and 40.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:41:17,489 INFO L168 Benchmark]: Boogie Preprocessor took 28.13 ms. Allocated memory is still 58.7 MB. Free memory was 40.2 MB in the beginning and 39.0 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:41:17,490 INFO L168 Benchmark]: RCFGBuilder took 727.86 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 39.0 MB in the beginning and 51.0 MB in the end (delta: -12.0 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:41:17,494 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 58.7 MB. Free memory was 38.8 MB in the beginning and 38.8 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 328.33 ms. Allocated memory is still 58.7 MB. Free memory was 36.2 MB in the beginning and 41.8 MB in the end (delta: -5.6 MB). Peak memory consumption was 14.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 78.20 ms. Allocated memory is still 58.7 MB. Free memory was 41.8 MB in the beginning and 40.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 28.13 ms. Allocated memory is still 58.7 MB. Free memory was 40.2 MB in the beginning and 39.0 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 727.86 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 39.0 MB in the beginning and 51.0 MB in the end (delta: -12.0 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 03:41:17,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcad9e54-017c-4159-a544-5d13d20e2465/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...