./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/sssc12.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/sssc12.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak --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 e2f4e8f22abb337f05371c85a44f8c925e6fb46b .................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/sssc12.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak --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 e2f4e8f22abb337f05371c85a44f8c925e6fb46b ...................................................................................................................................................................................................... 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 0.2.0-a4ecdab [2020-11-28 04:43:18,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:43:18,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:43:18,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:43:18,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:43:18,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:43:18,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:43:18,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:43:18,302 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:43:18,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:43:18,304 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:43:18,306 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:43:18,306 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:43:18,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:43:18,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:43:18,311 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:43:18,312 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:43:18,313 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:43:18,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:43:18,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:43:18,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:43:18,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:43:18,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:43:18,325 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:43:18,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:43:18,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:43:18,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:43:18,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:43:18,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:43:18,333 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:43:18,334 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:43:18,335 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:43:18,336 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:43:18,337 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:43:18,339 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:43:18,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:43:18,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:43:18,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:43:18,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:43:18,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:43:18,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:43:18,344 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:43:18,375 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:43:18,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:43:18,376 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:43:18,376 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:43:18,377 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:43:18,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:43:18,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:43:18,378 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:43:18,378 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:43:18,378 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:43:18,378 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:43:18,378 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:43:18,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:43:18,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:43:18,379 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:43:18,379 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:43:18,379 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:43:18,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:43:18,380 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:43:18,380 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:43:18,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:43:18,380 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:43:18,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:43:18,389 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:43:18,389 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:43:18,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:43:18,390 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:43:18,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:43:18,391 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:43:18,391 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-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2f4e8f22abb337f05371c85a44f8c925e6fb46b [2020-11-28 04:43:18,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:43:18,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:43:18,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:43:18,750 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:43:18,751 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:43:18,751 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/../../sv-benchmarks/c/pthread-lit/sssc12.i [2020-11-28 04:43:18,829 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/data/09c4019c2/19a35509e23d4723adf829e112fd2642/FLAG3683a7cd3 [2020-11-28 04:43:19,539 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:43:19,542 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/sv-benchmarks/c/pthread-lit/sssc12.i [2020-11-28 04:43:19,564 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/data/09c4019c2/19a35509e23d4723adf829e112fd2642/FLAG3683a7cd3 [2020-11-28 04:43:19,769 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/data/09c4019c2/19a35509e23d4723adf829e112fd2642 [2020-11-28 04:43:19,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:43:19,775 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:43:19,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:43:19,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:43:19,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:43:19,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:19" (1/1) ... [2020-11-28 04:43:19,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@710ee316 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:19, skipping insertion in model container [2020-11-28 04:43:19,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:19" (1/1) ... [2020-11-28 04:43:19,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:43:19,858 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:43:20,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:43:20,551 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:43:20,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:43:20,829 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:43:20,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:20 WrapperNode [2020-11-28 04:43:20,830 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:43:20,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:43:20,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:43:20,832 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:43:20,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:20" (1/1) ... [2020-11-28 04:43:20,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:20" (1/1) ... [2020-11-28 04:43:20,910 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:43:20,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:43:20,912 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:43:20,912 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:43:20,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:20" (1/1) ... [2020-11-28 04:43:20,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:20" (1/1) ... [2020-11-28 04:43:20,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:20" (1/1) ... [2020-11-28 04:43:20,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:20" (1/1) ... [2020-11-28 04:43:20,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:20" (1/1) ... [2020-11-28 04:43:20,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:20" (1/1) ... [2020-11-28 04:43:20,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:20" (1/1) ... [2020-11-28 04:43:20,952 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:43:20,953 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:43:20,954 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:43:20,954 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:43:20,955 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:43:21,034 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:43:21,035 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:43:21,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:43:21,036 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2020-11-28 04:43:21,036 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2020-11-28 04:43:21,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:43:21,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:43:21,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:43:21,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:43:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-28 04:43:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:43:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:43:21,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:43:21,039 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:43:21,573 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:43:21,573 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-11-28 04:43:21,574 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L1017 is neither atomic block end nor error location. [2020-11-28 04:43:21,575 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:301) 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) [2020-11-28 04:43:21,579 INFO L168 Benchmark]: Toolchain (without parser) took 1803.03 ms. Allocated memory is still 130.0 MB. Free memory was 98.0 MB in the beginning and 70.4 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:21,580 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 79.7 MB. Free memory was 37.9 MB in the beginning and 37.8 MB in the end (delta: 42.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:21,581 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1053.88 ms. Allocated memory is still 130.0 MB. Free memory was 98.0 MB in the beginning and 101.4 MB in the end (delta: -3.4 MB). Peak memory consumption was 38.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:21,582 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.14 ms. Allocated memory is still 130.0 MB. Free memory was 101.4 MB in the beginning and 98.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:21,583 INFO L168 Benchmark]: Boogie Preprocessor took 41.80 ms. Allocated memory is still 130.0 MB. Free memory was 98.5 MB in the beginning and 97.7 MB in the end (delta: 816.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:43:21,583 INFO L168 Benchmark]: RCFGBuilder took 623.39 ms. Allocated memory is still 130.0 MB. Free memory was 97.7 MB in the beginning and 70.4 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:21,587 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 79.7 MB. Free memory was 37.9 MB in the beginning and 37.8 MB in the end (delta: 42.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1053.88 ms. Allocated memory is still 130.0 MB. Free memory was 98.0 MB in the beginning and 101.4 MB in the end (delta: -3.4 MB). Peak memory consumption was 38.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 78.14 ms. Allocated memory is still 130.0 MB. Free memory was 101.4 MB in the beginning and 98.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.80 ms. Allocated memory is still 130.0 MB. Free memory was 98.5 MB in the beginning and 97.7 MB in the end (delta: 816.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 623.39 ms. Allocated memory is still 130.0 MB. Free memory was 97.7 MB in the beginning and 70.4 MB in the end (delta: 27.3 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:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:43:23,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:43:23,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:43:23,886 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:43:23,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:43:23,888 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:43:23,890 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:43:23,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:43:23,895 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:43:23,896 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:43:23,897 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:43:23,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:43:23,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:43:23,900 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:43:23,901 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:43:23,903 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:43:23,904 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:43:23,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:43:23,907 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:43:23,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:43:23,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:43:23,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:43:23,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:43:23,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:43:23,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:43:23,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:43:23,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:43:23,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:43:23,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:43:23,922 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:43:23,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:43:23,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:43:23,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:43:23,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:43:23,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:43:23,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:43:23,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:43:23,928 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:43:23,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:43:23,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:43:23,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:43:23,931 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:43:23,956 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:43:23,957 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:43:23,958 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:43:23,958 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:43:23,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:43:23,959 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:43:23,959 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:43:23,960 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:43:23,960 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:43:23,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:43:23,960 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:43:23,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:43:23,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:43:23,961 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:43:23,962 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:43:23,962 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:43:23,962 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:43:23,962 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:43:23,963 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:43:23,963 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:43:23,963 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:43:23,964 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:43:23,964 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:43:23,964 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:43:23,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:43:23,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:43:23,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:43:23,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:43:23,965 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:43:23,966 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:43:23,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:43:23,966 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:43:23,967 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:43:23,967 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-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2f4e8f22abb337f05371c85a44f8c925e6fb46b [2020-11-28 04:43:24,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:43:24,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:43:24,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:43:24,377 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:43:24,379 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:43:24,380 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/../../sv-benchmarks/c/pthread-lit/sssc12.i [2020-11-28 04:43:24,445 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/data/9bb6e7212/1a5870ca1e1b455aa83fcf15750efd5a/FLAG73cee364b [2020-11-28 04:43:25,025 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:43:25,025 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/sv-benchmarks/c/pthread-lit/sssc12.i [2020-11-28 04:43:25,044 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/data/9bb6e7212/1a5870ca1e1b455aa83fcf15750efd5a/FLAG73cee364b [2020-11-28 04:43:25,295 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/data/9bb6e7212/1a5870ca1e1b455aa83fcf15750efd5a [2020-11-28 04:43:25,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:43:25,298 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:43:25,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:43:25,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:43:25,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:43:25,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:25" (1/1) ... [2020-11-28 04:43:25,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71dafe4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:25, skipping insertion in model container [2020-11-28 04:43:25,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:25" (1/1) ... [2020-11-28 04:43:25,318 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:43:25,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:43:25,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:43:25,967 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:43:26,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:43:26,211 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:43:26,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:26 WrapperNode [2020-11-28 04:43:26,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:43:26,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:43:26,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:43:26,216 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:43:26,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:26" (1/1) ... [2020-11-28 04:43:26,264 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:26" (1/1) ... [2020-11-28 04:43:26,284 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:43:26,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:43:26,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:43:26,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:43:26,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:26" (1/1) ... [2020-11-28 04:43:26,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:26" (1/1) ... [2020-11-28 04:43:26,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:26" (1/1) ... [2020-11-28 04:43:26,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:26" (1/1) ... [2020-11-28 04:43:26,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:26" (1/1) ... [2020-11-28 04:43:26,309 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:26" (1/1) ... [2020-11-28 04:43:26,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:26" (1/1) ... [2020-11-28 04:43:26,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:43:26,329 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:43:26,329 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:43:26,329 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:43:26,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c4d0a55c-6ce3-4183-ad8d-646677709761/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:43:26,408 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:43:26,408 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:43:26,408 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:43:26,408 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2020-11-28 04:43:26,409 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2020-11-28 04:43:26,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:43:26,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:43:26,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:43:26,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:43:26,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:43:26,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-28 04:43:26,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:43:26,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:43:26,411 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:43:27,022 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:43:27,022 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-11-28 04:43:27,023 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L1017 is neither atomic block end nor error location. [2020-11-28 04:43:27,024 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:301) 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) [2020-11-28 04:43:27,027 INFO L168 Benchmark]: Toolchain (without parser) took 1728.26 ms. Allocated memory was 58.7 MB in the beginning and 86.0 MB in the end (delta: 27.3 MB). Free memory was 36.4 MB in the beginning and 65.0 MB in the end (delta: -28.6 MB). Peak memory consumption was 22.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:27,028 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 58.7 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:43:27,029 INFO L168 Benchmark]: CACSL2BoogieTranslator took 914.73 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 36.3 MB in the beginning and 41.6 MB in the end (delta: -5.3 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:27,031 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.70 ms. Allocated memory is still 71.3 MB. Free memory was 41.6 MB in the beginning and 39.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:27,032 INFO L168 Benchmark]: Boogie Preprocessor took 30.89 ms. Allocated memory is still 71.3 MB. Free memory was 39.2 MB in the beginning and 37.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:27,033 INFO L168 Benchmark]: RCFGBuilder took 696.80 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 37.4 MB in the beginning and 65.0 MB in the end (delta: -27.6 MB). Peak memory consumption was 9.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:27,036 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 58.7 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 914.73 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 36.3 MB in the beginning and 41.6 MB in the end (delta: -5.3 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 69.70 ms. Allocated memory is still 71.3 MB. Free memory was 41.6 MB in the beginning and 39.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 30.89 ms. Allocated memory is still 71.3 MB. Free memory was 39.2 MB in the beginning and 37.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 696.80 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 37.4 MB in the beginning and 65.0 MB in the end (delta: -27.6 MB). Peak memory consumption was 9.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...