./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e --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 4018a1168c08743b2a9b9283b6137e1dcc53bdf8ab8362348f4bbe02762305c3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:01:43,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:01:43,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:01:43,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:01:43,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:01:43,239 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:01:43,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:01:43,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:01:43,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:01:43,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:01:43,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:01:43,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:01:43,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:01:43,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:01:43,266 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:01:43,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:01:43,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:01:43,278 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:01:43,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:01:43,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:01:43,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:01:43,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:01:43,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:01:43,299 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:01:43,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:01:43,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:01:43,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:01:43,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:01:43,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:01:43,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:01:43,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:01:43,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:01:43,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:01:43,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:01:43,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:01:43,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:01:43,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:01:43,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:01:43,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:01:43,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:01:43,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:01:43,317 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 23:01:43,349 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:01:43,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:01:43,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:01:43,352 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:01:43,353 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:01:43,354 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:01:43,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:01:43,354 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:01:43,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:01:43,363 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:01:43,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:01:43,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:01:43,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:01:43,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:01:43,366 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:01:43,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:01:43,366 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:01:43,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:01:43,367 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:01:43,367 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:01:43,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:01:43,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:01:43,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:01:43,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:01:43,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:01:43,370 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:01:43,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:01:43,370 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:01:43,371 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_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4018a1168c08743b2a9b9283b6137e1dcc53bdf8ab8362348f4bbe02762305c3 [2021-11-13 23:01:43,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:01:43,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:01:43,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:01:43,723 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:01:43,724 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:01:43,726 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt2.wvr.c [2021-11-13 23:01:43,806 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/data/0cb08e53b/e21278e9f3744641a0dc52912ffbeadf/FLAGdd3a99933 [2021-11-13 23:01:44,340 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:01:44,341 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/sv-benchmarks/c/weaver/popl20-more-array-sum-alt2.wvr.c [2021-11-13 23:01:44,350 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/data/0cb08e53b/e21278e9f3744641a0dc52912ffbeadf/FLAGdd3a99933 [2021-11-13 23:01:44,691 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/data/0cb08e53b/e21278e9f3744641a0dc52912ffbeadf [2021-11-13 23:01:44,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:01:44,695 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:01:44,697 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:01:44,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:01:44,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:01:44,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:01:44" (1/1) ... [2021-11-13 23:01:44,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68c91c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:44, skipping insertion in model container [2021-11-13 23:01:44,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:01:44" (1/1) ... [2021-11-13 23:01:44,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:01:44,747 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:01:45,002 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_715d58e5-b383-447b-af76-ec5cbc8a9d97/sv-benchmarks/c/weaver/popl20-more-array-sum-alt2.wvr.c[2525,2538] [2021-11-13 23:01:45,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:01:45,049 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:01:45,112 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_715d58e5-b383-447b-af76-ec5cbc8a9d97/sv-benchmarks/c/weaver/popl20-more-array-sum-alt2.wvr.c[2525,2538] [2021-11-13 23:01:45,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:01:45,136 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:01:45,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45 WrapperNode [2021-11-13 23:01:45,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:01:45,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:01:45,139 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:01:45,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:01:45,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ... [2021-11-13 23:01:45,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ... [2021-11-13 23:01:45,204 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:01:45,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:01:45,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:01:45,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:01:45,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ... [2021-11-13 23:01:45,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ... [2021-11-13 23:01:45,233 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ... [2021-11-13 23:01:45,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ... [2021-11-13 23:01:45,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ... [2021-11-13 23:01:45,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ... [2021-11-13 23:01:45,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ... [2021-11-13 23:01:45,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:01:45,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:01:45,276 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:01:45,276 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:01:45,277 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:45" (1/1) ... [2021-11-13 23:01:45,286 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:01:45,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:01:45,318 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:01:45,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:01:45,377 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-13 23:01:45,377 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-13 23:01:45,378 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-13 23:01:45,378 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-13 23:01:45,381 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-13 23:01:45,381 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-13 23:01:45,381 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-13 23:01:45,382 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-13 23:01:45,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:01:45,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:01:45,384 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-11-13 23:01:45,384 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-11-13 23:01:45,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:01:45,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 23:01:45,385 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 23:01:45,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 23:01:45,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:01:45,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:01:45,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:01:45,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:01:45,388 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 23:01:46,012 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:01:46,013 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-13 23:01:46,014 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L49 is neither atomic block end nor a sink node. [2021-11-13 23:01:46,015 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) [2021-11-13 23:01:46,021 INFO L158 Benchmark]: Toolchain (without parser) took 1323.82ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 63.6MB in the beginning and 80.1MB in the end (delta: -16.6MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2021-11-13 23:01:46,022 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 86.0MB. Free memory was 61.0MB in the beginning and 61.0MB in the end (delta: 38.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:01:46,023 INFO L158 Benchmark]: CACSL2BoogieTranslator took 441.10ms. Allocated memory is still 86.0MB. Free memory was 63.4MB in the beginning and 60.6MB in the end (delta: 2.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 23:01:46,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.76ms. Allocated memory is still 86.0MB. Free memory was 60.6MB in the beginning and 58.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:01:46,025 INFO L158 Benchmark]: Boogie Preprocessor took 68.76ms. Allocated memory is still 86.0MB. Free memory was 58.9MB in the beginning and 57.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:01:46,026 INFO L158 Benchmark]: RCFGBuilder took 742.86ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 57.3MB in the beginning and 80.1MB in the end (delta: -22.8MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2021-11-13 23:01:46,031 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 86.0MB. Free memory was 61.0MB in the beginning and 61.0MB in the end (delta: 38.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 441.10ms. Allocated memory is still 86.0MB. Free memory was 63.4MB in the beginning and 60.6MB in the end (delta: 2.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.76ms. Allocated memory is still 86.0MB. Free memory was 60.6MB in the beginning and 58.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.76ms. Allocated memory is still 86.0MB. Free memory was 58.9MB in the beginning and 57.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 742.86ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 57.3MB in the beginning and 80.1MB in the end (delta: -22.8MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * 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. [2021-11-13 23:01:46,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e --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 4018a1168c08743b2a9b9283b6137e1dcc53bdf8ab8362348f4bbe02762305c3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:01:49,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:01:49,024 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:01:49,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:01:49,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:01:49,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:01:49,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:01:49,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:01:49,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:01:49,122 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:01:49,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:01:49,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:01:49,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:01:49,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:01:49,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:01:49,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:01:49,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:01:49,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:01:49,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:01:49,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:01:49,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:01:49,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:01:49,163 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:01:49,165 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:01:49,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:01:49,173 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:01:49,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:01:49,175 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:01:49,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:01:49,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:01:49,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:01:49,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:01:49,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:01:49,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:01:49,183 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:01:49,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:01:49,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:01:49,185 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:01:49,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:01:49,186 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:01:49,187 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:01:49,188 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-13 23:01:49,245 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:01:49,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:01:49,247 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:01:49,247 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:01:49,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:01:49,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:01:49,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:01:49,250 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:01:49,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:01:49,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:01:49,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:01:49,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:01:49,252 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:01:49,253 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 23:01:49,253 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 23:01:49,253 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 23:01:49,253 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:01:49,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:01:49,254 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:01:49,254 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:01:49,255 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:01:49,255 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:01:49,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:01:49,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:01:49,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:01:49,256 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:01:49,256 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:01:49,256 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-13 23:01:49,257 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 23:01:49,257 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:01:49,258 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-13 23:01:49,258 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 23:01:49,258 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_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4018a1168c08743b2a9b9283b6137e1dcc53bdf8ab8362348f4bbe02762305c3 [2021-11-13 23:01:49,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:01:49,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:01:49,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:01:49,654 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:01:49,655 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:01:49,657 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt2.wvr.c [2021-11-13 23:01:49,734 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/data/3e1eeac14/5f269cbe06054c61a3d6cac3eb33e77d/FLAG834cde5f2 [2021-11-13 23:01:50,424 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:01:50,426 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/sv-benchmarks/c/weaver/popl20-more-array-sum-alt2.wvr.c [2021-11-13 23:01:50,438 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/data/3e1eeac14/5f269cbe06054c61a3d6cac3eb33e77d/FLAG834cde5f2 [2021-11-13 23:01:50,750 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/data/3e1eeac14/5f269cbe06054c61a3d6cac3eb33e77d [2021-11-13 23:01:50,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:01:50,761 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:01:50,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:01:50,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:01:50,770 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:01:50,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:01:50" (1/1) ... [2021-11-13 23:01:50,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25e87adc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:50, skipping insertion in model container [2021-11-13 23:01:50,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:01:50" (1/1) ... [2021-11-13 23:01:50,786 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:01:50,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:01:51,065 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_715d58e5-b383-447b-af76-ec5cbc8a9d97/sv-benchmarks/c/weaver/popl20-more-array-sum-alt2.wvr.c[2525,2538] [2021-11-13 23:01:51,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:01:51,116 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-13 23:01:51,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:01:51,140 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_715d58e5-b383-447b-af76-ec5cbc8a9d97/sv-benchmarks/c/weaver/popl20-more-array-sum-alt2.wvr.c[2525,2538] [2021-11-13 23:01:51,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:01:51,165 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:01:51,195 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_715d58e5-b383-447b-af76-ec5cbc8a9d97/sv-benchmarks/c/weaver/popl20-more-array-sum-alt2.wvr.c[2525,2538] [2021-11-13 23:01:51,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:01:51,220 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:01:51,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:51 WrapperNode [2021-11-13 23:01:51,220 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:01:51,221 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:01:51,221 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:01:51,222 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:01:51,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:51" (1/1) ... [2021-11-13 23:01:51,242 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:51" (1/1) ... [2021-11-13 23:01:51,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:01:51,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:01:51,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:01:51,291 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:01:51,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:51" (1/1) ... [2021-11-13 23:01:51,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:51" (1/1) ... [2021-11-13 23:01:51,320 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:51" (1/1) ... [2021-11-13 23:01:51,320 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:51" (1/1) ... [2021-11-13 23:01:51,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:51" (1/1) ... [2021-11-13 23:01:51,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:51" (1/1) ... [2021-11-13 23:01:51,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:51" (1/1) ... [2021-11-13 23:01:51,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:01:51,372 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:01:51,372 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:01:51,372 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:01:51,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:51" (1/1) ... [2021-11-13 23:01:51,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:01:51,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:01:51,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:01:51,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:01:51,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 23:01:51,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:01:51,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-13 23:01:51,485 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-13 23:01:51,485 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-13 23:01:51,485 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-13 23:01:51,486 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-13 23:01:51,486 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-13 23:01:51,486 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-13 23:01:51,486 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-13 23:01:51,486 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-13 23:01:51,486 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-11-13 23:01:51,487 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-11-13 23:01:51,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 23:01:51,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 23:01:51,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 23:01:51,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:01:51,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:01:51,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:01:51,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 23:01:51,490 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 23:01:52,342 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:01:52,343 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-13 23:01:52,345 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L49 is neither atomic block end nor a sink node. [2021-11-13 23:01:52,346 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) [2021-11-13 23:01:52,355 INFO L158 Benchmark]: Toolchain (without parser) took 1591.31ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 28.5MB in the beginning and 42.3MB in the end (delta: -13.8MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2021-11-13 23:01:52,357 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 52.4MB. Free memory was 33.4MB in the beginning and 33.4MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:01:52,359 INFO L158 Benchmark]: CACSL2BoogieTranslator took 455.84ms. Allocated memory is still 52.4MB. Free memory was 28.3MB in the beginning and 28.6MB in the end (delta: -307.9kB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2021-11-13 23:01:52,360 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.23ms. Allocated memory is still 52.4MB. Free memory was 28.6MB in the beginning and 26.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:01:52,362 INFO L158 Benchmark]: Boogie Preprocessor took 80.55ms. Allocated memory is still 52.4MB. Free memory was 26.9MB in the beginning and 25.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:01:52,363 INFO L158 Benchmark]: RCFGBuilder took 979.26ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 25.1MB in the beginning and 42.3MB in the end (delta: -17.2MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2021-11-13 23:01:52,375 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 52.4MB. Free memory was 33.4MB in the beginning and 33.4MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 455.84ms. Allocated memory is still 52.4MB. Free memory was 28.3MB in the beginning and 28.6MB in the end (delta: -307.9kB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.23ms. Allocated memory is still 52.4MB. Free memory was 28.6MB in the beginning and 26.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.55ms. Allocated memory is still 52.4MB. Free memory was 26.9MB in the beginning and 25.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 979.26ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 25.1MB in the beginning and 42.3MB in the end (delta: -17.2MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * 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. [2021-11-13 23:01:52,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715d58e5-b383-447b-af76-ec5cbc8a9d97/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?