./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.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_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/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_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/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_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/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 422a1b4addf42b15afc18c6b3ff87ab94cf45a5af46627fa0165a3dbe9c138e8 ................................................................................................................................................................................................................ 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_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/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_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/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_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/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 422a1b4addf42b15afc18c6b3ff87ab94cf45a5af46627fa0165a3dbe9c138e8 ........................................................................................................................................................................................................................ 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 03:03:46,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:03:46,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:03:46,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:03:46,185 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:03:46,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:03:46,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:03:46,190 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:03:46,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:03:46,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:03:46,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:03:46,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:03:46,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:03:46,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:03:46,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:03:46,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:03:46,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:03:46,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:03:46,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:03:46,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:03:46,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:03:46,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:03:46,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:03:46,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:03:46,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:03:46,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:03:46,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:03:46,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:03:46,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:03:46,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:03:46,247 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:03:46,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:03:46,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:03:46,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:03:46,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:03:46,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:03:46,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:03:46,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:03:46,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:03:46,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:03:46,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:03:46,258 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:03:46,301 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:03:46,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:03:46,302 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:03:46,302 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:03:46,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:03:46,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:03:46,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:03:46,304 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:03:46,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:03:46,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:03:46,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:03:46,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:03:46,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:03:46,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:03:46,306 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:03:46,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:03:46,306 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:03:46,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:03:46,306 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:03:46,307 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:03:46,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:03:46,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:03:46,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:03:46,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:03:46,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:03:46,308 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:03:46,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:03:46,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:03:46,309 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_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 422a1b4addf42b15afc18c6b3ff87ab94cf45a5af46627fa0165a3dbe9c138e8 [2021-10-29 03:03:46,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:03:46,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:03:46,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:03:46,640 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:03:46,641 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:03:46,642 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2021-10-29 03:03:46,718 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/data/dc8016c2f/4a626a101f584963b36f99e41c125522/FLAG28b912ac2 [2021-10-29 03:03:47,207 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:03:47,208 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2021-10-29 03:03:47,223 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/data/dc8016c2f/4a626a101f584963b36f99e41c125522/FLAG28b912ac2 [2021-10-29 03:03:47,568 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/data/dc8016c2f/4a626a101f584963b36f99e41c125522 [2021-10-29 03:03:47,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:03:47,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:03:47,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:03:47,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:03:47,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:03:47,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:03:47" (1/1) ... [2021-10-29 03:03:47,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b60551a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:47, skipping insertion in model container [2021-10-29 03:03:47,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:03:47" (1/1) ... [2021-10-29 03:03:47,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:03:47,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:03:47,837 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_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4218,4231] [2021-10-29 03:03:47,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:03:47,855 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:03:47,888 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_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4218,4231] [2021-10-29 03:03:47,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:03:47,908 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:03:47,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:47 WrapperNode [2021-10-29 03:03:47,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:03:47,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:03:47,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:03:47,911 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:03:47,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:47" (1/1) ... [2021-10-29 03:03:47,928 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:47" (1/1) ... [2021-10-29 03:03:47,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:03:47,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:03:47,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:03:47,956 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:03:47,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:47" (1/1) ... [2021-10-29 03:03:47,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:47" (1/1) ... [2021-10-29 03:03:47,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:47" (1/1) ... [2021-10-29 03:03:47,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:47" (1/1) ... [2021-10-29 03:03:47,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:47" (1/1) ... [2021-10-29 03:03:47,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:47" (1/1) ... [2021-10-29 03:03:47,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:47" (1/1) ... [2021-10-29 03:03:48,011 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:03:48,012 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:03:48,012 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:03:48,012 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:03:48,019 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:47" (1/1) ... [2021-10-29 03:03:48,025 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:03:48,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:03:48,047 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:03:48,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:03:48,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:03:48,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 03:03:48,087 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2021-10-29 03:03:48,087 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2021-10-29 03:03:48,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 03:03:48,087 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 03:03:48,087 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 03:03:48,087 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 03:03:48,087 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 03:03:48,087 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-29 03:03:48,088 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-29 03:03:48,088 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-10-29 03:03:48,088 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-10-29 03:03:48,088 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 03:03:48,088 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 03:03:48,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:03:48,088 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-10-29 03:03:48,088 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-10-29 03:03:48,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-29 03:03:48,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-29 03:03:48,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 03:03:48,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:03:48,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:03:48,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 03:03:48,090 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 03:03:48,855 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:03:48,855 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-29 03:03:48,856 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2021-10-29 03:03:48,858 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 03:03:48,862 INFO L168 Benchmark]: Toolchain (without parser) took 1288.76 ms. Allocated memory is still 100.7 MB. Free memory was 63.5 MB in the beginning and 44.0 MB in the end (delta: 19.5 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:03:48,863 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 100.7 MB. Free memory was 80.0 MB in the beginning and 79.9 MB in the end (delta: 60.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:03:48,864 INFO L168 Benchmark]: CACSL2BoogieTranslator took 333.26 ms. Allocated memory is still 100.7 MB. Free memory was 63.3 MB in the beginning and 74.1 MB in the end (delta: -10.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:03:48,865 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.46 ms. Allocated memory is still 100.7 MB. Free memory was 74.1 MB in the beginning and 72.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:03:48,865 INFO L168 Benchmark]: Boogie Preprocessor took 56.05 ms. Allocated memory is still 100.7 MB. Free memory was 72.1 MB in the beginning and 70.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:03:48,866 INFO L168 Benchmark]: RCFGBuilder took 848.30 ms. Allocated memory is still 100.7 MB. Free memory was 70.4 MB in the beginning and 44.0 MB in the end (delta: 26.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:03:48,881 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 100.7 MB. Free memory was 80.0 MB in the beginning and 79.9 MB in the end (delta: 60.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 333.26 ms. Allocated memory is still 100.7 MB. Free memory was 63.3 MB in the beginning and 74.1 MB in the end (delta: -10.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 44.46 ms. Allocated memory is still 100.7 MB. Free memory was 74.1 MB in the beginning and 72.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 56.05 ms. Allocated memory is still 100.7 MB. Free memory was 72.1 MB in the beginning and 70.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 848.30 ms. Allocated memory is still 100.7 MB. Free memory was 70.4 MB in the beginning and 44.0 MB in the end (delta: 26.4 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 03:03:48,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/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 03:03:51,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:03:51,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:03:51,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:03:51,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:03:51,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:03:51,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:03:51,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:03:51,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:03:51,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:03:51,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:03:51,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:03:51,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:03:51,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:03:51,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:03:51,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:03:51,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:03:51,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:03:51,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:03:51,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:03:51,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:03:51,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:03:51,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:03:51,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:03:51,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:03:51,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:03:51,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:03:51,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:03:51,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:03:51,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:03:51,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:03:51,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:03:51,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:03:51,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:03:51,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:03:51,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:03:51,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:03:51,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:03:51,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:03:51,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:03:51,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:03:51,657 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 03:03:51,683 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:03:51,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:03:51,685 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:03:51,685 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:03:51,685 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:03:51,686 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:03:51,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:03:51,686 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:03:51,686 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:03:51,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:03:51,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:03:51,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:03:51,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:03:51,687 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 03:03:51,687 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 03:03:51,688 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 03:03:51,688 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:03:51,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:03:51,688 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:03:51,688 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:03:51,689 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:03:51,689 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:03:51,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:03:51,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:03:51,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:03:51,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:03:51,690 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:03:51,690 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 03:03:51,690 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 03:03:51,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:03:51,691 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 03:03:51,691 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 03:03:51,691 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_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 422a1b4addf42b15afc18c6b3ff87ab94cf45a5af46627fa0165a3dbe9c138e8 [2021-10-29 03:03:52,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:03:52,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:03:52,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:03:52,142 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:03:52,143 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:03:52,144 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2021-10-29 03:03:52,226 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/data/c0532526e/0ade2ff8b45f4b7dbca545d2f496a222/FLAG2c55b3ca8 [2021-10-29 03:03:52,806 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:03:52,806 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2021-10-29 03:03:52,817 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/data/c0532526e/0ade2ff8b45f4b7dbca545d2f496a222/FLAG2c55b3ca8 [2021-10-29 03:03:53,148 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/data/c0532526e/0ade2ff8b45f4b7dbca545d2f496a222 [2021-10-29 03:03:53,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:03:53,152 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:03:53,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:03:53,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:03:53,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:03:53,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:03:53" (1/1) ... [2021-10-29 03:03:53,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cf6b199 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:53, skipping insertion in model container [2021-10-29 03:03:53,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:03:53" (1/1) ... [2021-10-29 03:03:53,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:03:53,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:03:53,431 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_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4218,4231] [2021-10-29 03:03:53,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:03:53,476 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 03:03:53,482 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:03:53,534 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_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4218,4231] [2021-10-29 03:03:53,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:03:53,559 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:03:53,589 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_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4218,4231] [2021-10-29 03:03:53,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:03:53,612 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:03:53,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:53 WrapperNode [2021-10-29 03:03:53,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:03:53,614 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:03:53,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:03:53,614 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:03:53,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:53" (1/1) ... [2021-10-29 03:03:53,635 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:53" (1/1) ... [2021-10-29 03:03:53,657 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:03:53,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:03:53,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:03:53,658 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:03:53,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:53" (1/1) ... [2021-10-29 03:03:53,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:53" (1/1) ... [2021-10-29 03:03:53,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:53" (1/1) ... [2021-10-29 03:03:53,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:53" (1/1) ... [2021-10-29 03:03:53,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:53" (1/1) ... [2021-10-29 03:03:53,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:53" (1/1) ... [2021-10-29 03:03:53,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:53" (1/1) ... [2021-10-29 03:03:53,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:03:53,718 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:03:53,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:03:53,718 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:03:53,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:53" (1/1) ... [2021-10-29 03:03:53,741 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:03:53,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:03:53,774 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:03:53,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:03:53,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 03:03:53,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:03:53,820 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2021-10-29 03:03:53,820 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2021-10-29 03:03:53,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 03:03:53,820 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 03:03:53,820 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 03:03:53,820 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 03:03:53,821 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 03:03:53,821 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-29 03:03:53,821 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-29 03:03:53,821 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-10-29 03:03:53,821 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-10-29 03:03:53,821 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-29 03:03:53,821 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-29 03:03:53,822 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-10-29 03:03:53,822 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-10-29 03:03:53,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-29 03:03:53,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-29 03:03:53,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 03:03:53,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:03:53,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:03:53,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 03:03:53,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 03:03:53,824 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 03:03:54,890 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:03:54,890 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-29 03:03:54,891 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2021-10-29 03:03:54,892 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 03:03:54,897 INFO L168 Benchmark]: Toolchain (without parser) took 1743.20 ms. Allocated memory was 52.4 MB in the beginning and 73.4 MB in the end (delta: 21.0 MB). Free memory was 28.8 MB in the beginning and 52.8 MB in the end (delta: -24.0 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:03:54,898 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 52.4 MB. Free memory was 33.6 MB in the beginning and 33.6 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:03:54,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 455.54 ms. Allocated memory was 52.4 MB in the beginning and 73.4 MB in the end (delta: 21.0 MB). Free memory was 28.6 MB in the beginning and 50.3 MB in the end (delta: -21.7 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:03:54,899 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.82 ms. Allocated memory is still 73.4 MB. Free memory was 50.3 MB in the beginning and 48.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:03:54,900 INFO L168 Benchmark]: Boogie Preprocessor took 59.31 ms. Allocated memory is still 73.4 MB. Free memory was 48.7 MB in the beginning and 46.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:03:54,901 INFO L168 Benchmark]: RCFGBuilder took 1176.70 ms. Allocated memory is still 73.4 MB. Free memory was 46.5 MB in the beginning and 52.8 MB in the end (delta: -6.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:03:54,904 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 52.4 MB. Free memory was 33.6 MB in the beginning and 33.6 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 455.54 ms. Allocated memory was 52.4 MB in the beginning and 73.4 MB in the end (delta: 21.0 MB). Free memory was 28.6 MB in the beginning and 50.3 MB in the end (delta: -21.7 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 43.82 ms. Allocated memory is still 73.4 MB. Free memory was 50.3 MB in the beginning and 48.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 59.31 ms. Allocated memory is still 73.4 MB. Free memory was 48.7 MB in the beginning and 46.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1176.70 ms. Allocated memory is still 73.4 MB. Free memory was 46.5 MB in the beginning and 52.8 MB in the end (delta: -6.3 MB). Peak memory consumption was 20.6 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 03:03:54,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_403b6b0f-aa73-4b95-9f4b-78f28d8133a6/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request...