./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-series.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_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/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_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/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_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/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 675e4a71573eb5ca191c78078c954ea41743d39a46f0fa586376ee48e7dc4190 ................................................................................................................................................................................................................ 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_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/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_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/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_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/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 675e4a71573eb5ca191c78078c954ea41743d39a46f0fa586376ee48e7dc4190 ........................................................................................................................................................................................................................ 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 03:09:41,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:09:41,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:09:41,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:09:41,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:09:41,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:09:41,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:09:41,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:09:41,678 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:09:41,680 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:09:41,681 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:09:41,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:09:41,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:09:41,685 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:09:41,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:09:41,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:09:41,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:09:41,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:09:41,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:09:41,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:09:41,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:09:41,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:09:41,702 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:09:41,703 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:09:41,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:09:41,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:09:41,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:09:41,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:09:41,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:09:41,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:09:41,712 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:09:41,713 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:09:41,714 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:09:41,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:09:41,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:09:41,717 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:09:41,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:09:41,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:09:41,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:09:41,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:09:41,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:09:41,722 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:09:41,748 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:09:41,748 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:09:41,749 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:09:41,749 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:09:41,750 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:09:41,750 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:09:41,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:09:41,751 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:09:41,751 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:09:41,751 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:09:41,752 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:09:41,752 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:09:41,752 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:09:41,752 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:09:41,753 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:09:41,753 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:09:41,753 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:09:41,753 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:09:41,754 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:09:41,754 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:09:41,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:09:41,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:09:41,755 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:09:41,755 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:09:41,755 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:09:41,755 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:09:41,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:09:41,756 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:09:41,756 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_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 675e4a71573eb5ca191c78078c954ea41743d39a46f0fa586376ee48e7dc4190 [2021-10-29 03:09:42,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:09:42,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:09:42,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:09:42,059 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:09:42,061 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:09:42,063 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2021-10-29 03:09:42,177 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/data/24a850ac7/b886947efb954894880ae1acf45c27d3/FLAG77cd37f4b [2021-10-29 03:09:42,655 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:09:42,656 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2021-10-29 03:09:42,668 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/data/24a850ac7/b886947efb954894880ae1acf45c27d3/FLAG77cd37f4b [2021-10-29 03:09:43,014 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/data/24a850ac7/b886947efb954894880ae1acf45c27d3 [2021-10-29 03:09:43,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:09:43,018 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:09:43,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:09:43,037 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:09:43,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:09:43,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:09:43" (1/1) ... [2021-10-29 03:09:43,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@833422b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:43, skipping insertion in model container [2021-10-29 03:09:43,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:09:43" (1/1) ... [2021-10-29 03:09:43,051 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:09:43,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:09:43,303 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_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c[4351,4364] [2021-10-29 03:09:43,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:09:43,324 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:09:43,358 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_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c[4351,4364] [2021-10-29 03:09:43,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:09:43,380 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:09:43,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:43 WrapperNode [2021-10-29 03:09:43,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:09:43,382 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:09:43,382 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:09:43,382 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:09:43,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:43" (1/1) ... [2021-10-29 03:09:43,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:43" (1/1) ... [2021-10-29 03:09:43,478 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:09:43,479 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:09:43,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:09:43,480 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:09:43,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:43" (1/1) ... [2021-10-29 03:09:43,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:43" (1/1) ... [2021-10-29 03:09:43,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:43" (1/1) ... [2021-10-29 03:09:43,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:43" (1/1) ... [2021-10-29 03:09:43,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:43" (1/1) ... [2021-10-29 03:09:43,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:43" (1/1) ... [2021-10-29 03:09:43,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:43" (1/1) ... [2021-10-29 03:09:43,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:09:43,560 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:09:43,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:09:43,560 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:09:43,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:43" (1/1) ... [2021-10-29 03:09:43,584 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:09:43,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:09:43,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:09:43,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:09:43,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:09:43,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 03:09:43,669 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2021-10-29 03:09:43,669 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2021-10-29 03:09:43,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 03:09:43,669 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 03:09:43,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 03:09:43,669 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 03:09:43,670 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 03:09:43,670 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-29 03:09:43,670 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-29 03:09:43,670 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-10-29 03:09:43,670 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-10-29 03:09:43,670 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 03:09:43,671 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 03:09:43,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:09:43,671 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-10-29 03:09:43,671 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-10-29 03:09:43,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-29 03:09:43,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-29 03:09:43,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 03:09:43,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:09:43,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:09:43,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 03:09:43,674 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 03:09:44,579 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:09:44,579 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-29 03:09:44,580 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2021-10-29 03:09:44,581 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 03:09:44,587 INFO L168 Benchmark]: Toolchain (without parser) took 1567.15 ms. Allocated memory is still 121.6 MB. Free memory was 89.2 MB in the beginning and 64.6 MB in the end (delta: 24.6 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:09:44,588 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 79.7 MB. Free memory was 38.6 MB in the beginning and 38.5 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:09:44,589 INFO L168 Benchmark]: CACSL2BoogieTranslator took 344.05 ms. Allocated memory is still 121.6 MB. Free memory was 89.2 MB in the beginning and 95.4 MB in the end (delta: -6.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:09:44,590 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.84 ms. Allocated memory is still 121.6 MB. Free memory was 95.4 MB in the beginning and 93.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:09:44,590 INFO L168 Benchmark]: Boogie Preprocessor took 79.75 ms. Allocated memory is still 121.6 MB. Free memory was 93.6 MB in the beginning and 92.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:09:44,591 INFO L168 Benchmark]: RCFGBuilder took 1024.71 ms. Allocated memory is still 121.6 MB. Free memory was 92.0 MB in the beginning and 64.6 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:09:44,595 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 79.7 MB. Free memory was 38.6 MB in the beginning and 38.5 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 344.05 ms. Allocated memory is still 121.6 MB. Free memory was 89.2 MB in the beginning and 95.4 MB in the end (delta: -6.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 96.84 ms. Allocated memory is still 121.6 MB. Free memory was 95.4 MB in the beginning and 93.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 79.75 ms. Allocated memory is still 121.6 MB. Free memory was 93.6 MB in the beginning and 92.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1024.71 ms. Allocated memory is still 121.6 MB. Free memory was 92.0 MB in the beginning and 64.6 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.3 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 03:09:44,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/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 03:09:47,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:09:47,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:09:47,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:09:47,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:09:47,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:09:47,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:09:47,200 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:09:47,204 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:09:47,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:09:47,215 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:09:47,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:09:47,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:09:47,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:09:47,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:09:47,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:09:47,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:09:47,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:09:47,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:09:47,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:09:47,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:09:47,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:09:47,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:09:47,252 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:09:47,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:09:47,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:09:47,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:09:47,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:09:47,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:09:47,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:09:47,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:09:47,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:09:47,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:09:47,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:09:47,276 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:09:47,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:09:47,278 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:09:47,278 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:09:47,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:09:47,281 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:09:47,282 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:09:47,287 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 03:09:47,352 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:09:47,352 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:09:47,354 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:09:47,354 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:09:47,356 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:09:47,356 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:09:47,357 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:09:47,357 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:09:47,357 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:09:47,358 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:09:47,359 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:09:47,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:09:47,359 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:09:47,360 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 03:09:47,360 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 03:09:47,360 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 03:09:47,360 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:09:47,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:09:47,361 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:09:47,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:09:47,361 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:09:47,362 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:09:47,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:09:47,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:09:47,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:09:47,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:09:47,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:09:47,363 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 03:09:47,363 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 03:09:47,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:09:47,364 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 03:09:47,364 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 03:09:47,365 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_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 675e4a71573eb5ca191c78078c954ea41743d39a46f0fa586376ee48e7dc4190 [2021-10-29 03:09:47,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:09:47,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:09:47,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:09:47,843 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:09:47,843 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:09:47,845 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2021-10-29 03:09:47,929 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/data/42a5b4879/9670743564784a889461ad9b183b7edf/FLAGf7c264a85 [2021-10-29 03:09:48,477 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:09:48,478 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2021-10-29 03:09:48,491 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/data/42a5b4879/9670743564784a889461ad9b183b7edf/FLAGf7c264a85 [2021-10-29 03:09:48,832 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/data/42a5b4879/9670743564784a889461ad9b183b7edf [2021-10-29 03:09:48,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:09:48,840 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:09:48,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:09:48,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:09:48,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:09:48,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:09:48" (1/1) ... [2021-10-29 03:09:48,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b7c91b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:48, skipping insertion in model container [2021-10-29 03:09:48,850 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:09:48" (1/1) ... [2021-10-29 03:09:48,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:09:48,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:09:49,174 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_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c[4351,4364] [2021-10-29 03:09:49,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:09:49,251 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 03:09:49,266 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:09:49,331 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_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c[4351,4364] [2021-10-29 03:09:49,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:09:49,359 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:09:49,420 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_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c[4351,4364] [2021-10-29 03:09:49,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:09:49,462 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:09:49,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:49 WrapperNode [2021-10-29 03:09:49,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:09:49,467 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:09:49,468 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:09:49,468 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:09:49,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:49" (1/1) ... [2021-10-29 03:09:49,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:49" (1/1) ... [2021-10-29 03:09:49,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:09:49,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:09:49,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:09:49,537 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:09:49,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:49" (1/1) ... [2021-10-29 03:09:49,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:49" (1/1) ... [2021-10-29 03:09:49,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:49" (1/1) ... [2021-10-29 03:09:49,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:49" (1/1) ... [2021-10-29 03:09:49,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:49" (1/1) ... [2021-10-29 03:09:49,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:49" (1/1) ... [2021-10-29 03:09:49,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:49" (1/1) ... [2021-10-29 03:09:49,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:09:49,598 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:09:49,598 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:09:49,599 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:09:49,600 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:09:49" (1/1) ... [2021-10-29 03:09:49,611 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:09:49,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:09:49,648 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:09:49,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:09:49,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 03:09:49,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:09:49,711 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2021-10-29 03:09:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2021-10-29 03:09:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 03:09:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 03:09:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 03:09:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 03:09:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 03:09:49,713 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-29 03:09:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-29 03:09:49,713 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-10-29 03:09:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-10-29 03:09:49,714 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 03:09:49,714 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 03:09:49,714 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-10-29 03:09:49,714 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-10-29 03:09:49,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-29 03:09:49,715 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-29 03:09:49,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 03:09:49,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:09:49,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:09:49,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 03:09:49,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 03:09:49,726 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 03:09:51,042 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:09:51,042 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-29 03:09:51,043 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2021-10-29 03:09:51,044 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 03:09:51,049 INFO L168 Benchmark]: Toolchain (without parser) took 2207.81 ms. Allocated memory is still 69.2 MB. Free memory was 52.8 MB in the beginning and 36.2 MB in the end (delta: 16.5 MB). Peak memory consumption was 26.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:09:51,050 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 69.2 MB. Free memory is still 50.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:09:51,051 INFO L168 Benchmark]: CACSL2BoogieTranslator took 622.77 ms. Allocated memory is still 69.2 MB. Free memory was 52.6 MB in the beginning and 48.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:09:51,052 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.12 ms. Allocated memory is still 69.2 MB. Free memory was 48.5 MB in the beginning and 46.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:09:51,053 INFO L168 Benchmark]: Boogie Preprocessor took 61.28 ms. Allocated memory is still 69.2 MB. Free memory was 46.7 MB in the beginning and 44.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:09:51,054 INFO L168 Benchmark]: RCFGBuilder took 1448.36 ms. Allocated memory is still 69.2 MB. Free memory was 44.5 MB in the beginning and 36.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:09:51,058 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 69.2 MB. Free memory is still 50.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 622.77 ms. Allocated memory is still 69.2 MB. Free memory was 52.6 MB in the beginning and 48.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 68.12 ms. Allocated memory is still 69.2 MB. Free memory was 48.5 MB in the beginning and 46.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.28 ms. Allocated memory is still 69.2 MB. Free memory was 46.7 MB in the beginning and 44.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1448.36 ms. Allocated memory is still 69.2 MB. Free memory was 44.5 MB in the beginning and 36.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 21.2 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 03:09:51,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6edd2a01-2b9c-48c2-8928-99842c4cd3a0/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...