./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-bakery-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_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/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_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/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_a4474d5b-552e-4be5-abaf-0491718278fd/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 792abe541332f7dc398bc25a6deb152789a85df6c33026f5ef70dc244a881f99 ....................................................................................................................................................................................................... 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_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/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_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/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_a4474d5b-552e-4be5-abaf-0491718278fd/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 792abe541332f7dc398bc25a6deb152789a85df6c33026f5ef70dc244a881f99 ........................................................................................................................................................................................................... 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 04:02:31,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:02:31,029 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:02:31,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:02:31,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:02:31,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:02:31,091 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:02:31,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:02:31,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:02:31,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:02:31,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:02:31,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:02:31,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:02:31,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:02:31,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:02:31,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:02:31,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:02:31,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:02:31,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:02:31,125 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:02:31,127 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:02:31,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:02:31,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:02:31,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:02:31,144 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:02:31,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:02:31,145 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:02:31,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:02:31,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:02:31,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:02:31,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:02:31,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:02:31,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:02:31,154 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:02:31,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:02:31,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:02:31,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:02:31,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:02:31,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:02:31,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:02:31,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:02:31,160 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:02:31,203 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:02:31,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:02:31,205 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:02:31,206 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:02:31,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:02:31,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:02:31,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:02:31,207 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:02:31,214 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:02:31,214 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:02:31,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:02:31,215 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:02:31,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:02:31,216 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:02:31,216 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:02:31,216 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:02:31,217 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:02:31,217 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:02:31,217 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:02:31,217 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:02:31,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:02:31,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:02:31,218 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:02:31,218 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:02:31,219 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:02:31,219 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:02:31,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:02:31,219 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:02:31,220 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_a4474d5b-552e-4be5-abaf-0491718278fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 792abe541332f7dc398bc25a6deb152789a85df6c33026f5ef70dc244a881f99 [2021-10-29 04:02:31,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:02:31,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:02:31,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:02:31,598 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:02:31,599 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:02:31,600 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c [2021-10-29 04:02:31,674 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/data/73b37359d/e3286612965841388c9e0d54d143fa7d/FLAG95e4c0838 [2021-10-29 04:02:32,247 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:02:32,251 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c [2021-10-29 04:02:32,265 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/data/73b37359d/e3286612965841388c9e0d54d143fa7d/FLAG95e4c0838 [2021-10-29 04:02:32,604 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/data/73b37359d/e3286612965841388c9e0d54d143fa7d [2021-10-29 04:02:32,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:02:32,610 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:02:32,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:02:32,614 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:02:32,617 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:02:32,618 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:02:32" (1/1) ... [2021-10-29 04:02:32,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@415ae713 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:32, skipping insertion in model container [2021-10-29 04:02:32,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:02:32" (1/1) ... [2021-10-29 04:02:32,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:02:32,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:02:32,861 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_a4474d5b-552e-4be5-abaf-0491718278fd/sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c[3512,3525] [2021-10-29 04:02:32,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:02:32,874 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:02:32,900 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_a4474d5b-552e-4be5-abaf-0491718278fd/sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c[3512,3525] [2021-10-29 04:02:32,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:02:32,915 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:02:32,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:32 WrapperNode [2021-10-29 04:02:32,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:02:32,917 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:02:32,917 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:02:32,917 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:02:32,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:32" (1/1) ... [2021-10-29 04:02:32,933 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:32" (1/1) ... [2021-10-29 04:02:32,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:02:32,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:02:32,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:02:32,955 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:02:32,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:32" (1/1) ... [2021-10-29 04:02:32,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:32" (1/1) ... [2021-10-29 04:02:32,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:32" (1/1) ... [2021-10-29 04:02:32,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:32" (1/1) ... [2021-10-29 04:02:32,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:32" (1/1) ... [2021-10-29 04:02:32,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:32" (1/1) ... [2021-10-29 04:02:32,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:32" (1/1) ... [2021-10-29 04:02:32,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:02:32,981 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:02:32,981 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:02:32,981 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:02:32,982 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:32" (1/1) ... [2021-10-29 04:02:32,990 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:02:33,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:02:33,016 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:02:33,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:02:33,062 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 04:02:33,063 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 04:02:33,063 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 04:02:33,063 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 04:02:33,063 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 04:02:33,064 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 04:02:33,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:02:33,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:02:33,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 04:02:33,065 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-29 04:02:33,065 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-29 04:02:33,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:02:33,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:02:33,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 04:02:33,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:02:33,067 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 04:02:33,550 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:02:33,551 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-29 04:02:33,552 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 04:02:33,560 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 04:02:33,566 INFO L168 Benchmark]: Toolchain (without parser) took 954.42 ms. Allocated memory was 88.1 MB in the beginning and 123.7 MB in the end (delta: 35.7 MB). Free memory was 50.3 MB in the beginning and 78.8 MB in the end (delta: -28.5 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:02:33,567 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 88.1 MB. Free memory was 66.9 MB in the beginning and 66.8 MB in the end (delta: 60.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:02:33,571 INFO L168 Benchmark]: CACSL2BoogieTranslator took 301.87 ms. Allocated memory was 88.1 MB in the beginning and 123.7 MB in the end (delta: 35.7 MB). Free memory was 50.1 MB in the beginning and 98.5 MB in the end (delta: -48.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:02:33,574 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.72 ms. Allocated memory is still 123.7 MB. Free memory was 98.5 MB in the beginning and 96.8 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:02:33,575 INFO L168 Benchmark]: Boogie Preprocessor took 25.40 ms. Allocated memory is still 123.7 MB. Free memory was 96.8 MB in the beginning and 95.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:02:33,576 INFO L168 Benchmark]: RCFGBuilder took 582.34 ms. Allocated memory is still 123.7 MB. Free memory was 95.6 MB in the beginning and 78.8 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:02:33,579 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 88.1 MB. Free memory was 66.9 MB in the beginning and 66.8 MB in the end (delta: 60.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 301.87 ms. Allocated memory was 88.1 MB in the beginning and 123.7 MB in the end (delta: 35.7 MB). Free memory was 50.1 MB in the beginning and 98.5 MB in the end (delta: -48.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 37.72 ms. Allocated memory is still 123.7 MB. Free memory was 98.5 MB in the beginning and 96.8 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 25.40 ms. Allocated memory is still 123.7 MB. Free memory was 96.8 MB in the beginning and 95.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 582.34 ms. Allocated memory is still 123.7 MB. Free memory was 95.6 MB in the beginning and 78.8 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.8 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 04:02:33,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:02:36,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:02:36,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:02:36,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:02:36,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:02:36,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:02:36,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:02:36,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:02:36,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:02:36,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:02:36,151 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:02:36,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:02:36,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:02:36,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:02:36,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:02:36,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:02:36,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:02:36,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:02:36,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:02:36,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:02:36,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:02:36,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:02:36,181 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:02:36,183 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:02:36,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:02:36,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:02:36,193 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:02:36,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:02:36,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:02:36,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:02:36,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:02:36,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:02:36,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:02:36,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:02:36,200 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:02:36,200 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:02:36,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:02:36,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:02:36,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:02:36,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:02:36,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:02:36,204 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 04:02:36,229 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:02:36,229 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:02:36,230 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:02:36,230 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:02:36,231 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:02:36,231 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:02:36,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:02:36,231 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:02:36,232 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:02:36,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:02:36,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:02:36,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:02:36,232 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:02:36,233 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:02:36,233 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:02:36,233 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:02:36,233 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:02:36,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:02:36,233 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:02:36,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:02:36,234 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:02:36,234 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:02:36,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:02:36,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:02:36,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:02:36,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:02:36,235 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:02:36,235 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:02:36,235 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:02:36,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:02:36,236 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 04:02:36,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:02:36,236 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_a4474d5b-552e-4be5-abaf-0491718278fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 792abe541332f7dc398bc25a6deb152789a85df6c33026f5ef70dc244a881f99 [2021-10-29 04:02:36,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:02:36,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:02:36,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:02:36,722 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:02:36,723 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:02:36,724 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c [2021-10-29 04:02:36,810 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/data/168870574/3e1d46fc6e9c44dea781b652677d1d46/FLAG9ca7fe4db [2021-10-29 04:02:37,394 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:02:37,398 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c [2021-10-29 04:02:37,408 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/data/168870574/3e1d46fc6e9c44dea781b652677d1d46/FLAG9ca7fe4db [2021-10-29 04:02:37,745 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/data/168870574/3e1d46fc6e9c44dea781b652677d1d46 [2021-10-29 04:02:37,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:02:37,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:02:37,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:02:37,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:02:37,756 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:02:37,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:02:37" (1/1) ... [2021-10-29 04:02:37,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@170293c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:37, skipping insertion in model container [2021-10-29 04:02:37,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:02:37" (1/1) ... [2021-10-29 04:02:37,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:02:37,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:02:37,960 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_a4474d5b-552e-4be5-abaf-0491718278fd/sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c[3512,3525] [2021-10-29 04:02:37,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:02:37,994 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:02:38,052 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_a4474d5b-552e-4be5-abaf-0491718278fd/sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c[3512,3525] [2021-10-29 04:02:38,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:02:38,068 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:02:38,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:38 WrapperNode [2021-10-29 04:02:38,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:02:38,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:02:38,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:02:38,070 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:02:38,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:38" (1/1) ... [2021-10-29 04:02:38,086 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:38" (1/1) ... [2021-10-29 04:02:38,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:02:38,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:02:38,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:02:38,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:02:38,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:38" (1/1) ... [2021-10-29 04:02:38,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:38" (1/1) ... [2021-10-29 04:02:38,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:38" (1/1) ... [2021-10-29 04:02:38,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:38" (1/1) ... [2021-10-29 04:02:38,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:38" (1/1) ... [2021-10-29 04:02:38,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:38" (1/1) ... [2021-10-29 04:02:38,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:38" (1/1) ... [2021-10-29 04:02:38,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:02:38,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:02:38,137 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:02:38,137 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:02:38,138 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:02:38" (1/1) ... [2021-10-29 04:02:38,145 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:02:38,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:02:38,174 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:02:38,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:02:38,225 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 04:02:38,225 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 04:02:38,225 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 04:02:38,225 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 04:02:38,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 04:02:38,226 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 04:02:38,226 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 04:02:38,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:02:38,226 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-29 04:02:38,226 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-29 04:02:38,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 04:02:38,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:02:38,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:02:38,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:02:38,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 04:02:38,229 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 04:02:38,770 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:02:38,770 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-29 04:02:38,771 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 04:02:38,772 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 04:02:38,776 INFO L168 Benchmark]: Toolchain (without parser) took 1024.18 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 40.4 MB in the beginning and 50.1 MB in the end (delta: -9.7 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:02:38,789 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 60.8 MB. Free memory is still 41.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:02:38,790 INFO L168 Benchmark]: CACSL2BoogieTranslator took 317.54 ms. Allocated memory is still 60.8 MB. Free memory was 40.1 MB in the beginning and 42.7 MB in the end (delta: -2.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:02:38,791 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.71 ms. Allocated memory is still 60.8 MB. Free memory was 42.5 MB in the beginning and 41.0 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:02:38,792 INFO L168 Benchmark]: Boogie Preprocessor took 28.37 ms. Allocated memory is still 60.8 MB. Free memory was 41.0 MB in the beginning and 39.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:02:38,793 INFO L168 Benchmark]: RCFGBuilder took 637.26 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 39.5 MB in the beginning and 50.1 MB in the end (delta: -10.5 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:02:38,797 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 60.8 MB. Free memory is still 41.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 317.54 ms. Allocated memory is still 60.8 MB. Free memory was 40.1 MB in the beginning and 42.7 MB in the end (delta: -2.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 36.71 ms. Allocated memory is still 60.8 MB. Free memory was 42.5 MB in the beginning and 41.0 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 28.37 ms. Allocated memory is still 60.8 MB. Free memory was 41.0 MB in the beginning and 39.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 637.26 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 39.5 MB in the beginning and 50.1 MB in the end (delta: -10.5 MB). Peak memory consumption was 16.6 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 04:02:38,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4474d5b-552e-4be5-abaf-0491718278fd/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...