./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.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_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i -s /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/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 0b887b0a406e35120cc7c95f9c5becf879c1015a ................................................................................................................................................................................................ 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_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i -s /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/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 0b887b0a406e35120cc7c95f9c5becf879c1015a ..................................................................................................................................................................................................... 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 04:43:35,423 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:43:35,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:43:35,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:43:35,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:43:35,515 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:43:35,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:43:35,519 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:43:35,521 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:43:35,529 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:43:35,530 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:43:35,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:43:35,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:43:35,533 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:43:35,535 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:43:35,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:43:35,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:43:35,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:43:35,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:43:35,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:43:35,559 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:43:35,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:43:35,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:43:35,567 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:43:35,571 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:43:35,572 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:43:35,572 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:43:35,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:43:35,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:43:35,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:43:35,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:43:35,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:43:35,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:43:35,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:43:35,581 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:43:35,582 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:43:35,582 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:43:35,583 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:43:35,583 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:43:35,584 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:43:35,585 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:43:35,587 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:43:35,633 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:43:35,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:43:35,634 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:43:35,635 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:43:35,635 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:43:35,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:43:35,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:43:35,636 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:43:35,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:43:35,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:43:35,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:43:35,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:43:35,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:43:35,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:43:35,638 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:43:35,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:43:35,639 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:43:35,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:43:35,639 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:43:35,639 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:43:35,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:43:35,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:43:35,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:43:35,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:43:35,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:43:35,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:43:35,641 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:43:35,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:43:35,641 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:43:35,641 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_654006a7-fb61-4be0-a41d-18fb7b647c5c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b887b0a406e35120cc7c95f9c5becf879c1015a [2020-11-28 04:43:35,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:43:35,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:43:35,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:43:35,984 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:43:35,985 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:43:35,986 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2020-11-28 04:43:36,054 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/data/e1d8749e5/b753f3eacd79446c939011634fee9a62/FLAG092f5f268 [2020-11-28 04:43:36,612 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:43:36,613 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2020-11-28 04:43:36,626 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/data/e1d8749e5/b753f3eacd79446c939011634fee9a62/FLAG092f5f268 [2020-11-28 04:43:36,932 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/data/e1d8749e5/b753f3eacd79446c939011634fee9a62 [2020-11-28 04:43:36,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:43:36,937 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:43:36,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:43:36,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:43:36,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:43:36,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:36" (1/1) ... [2020-11-28 04:43:36,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be234c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:36, skipping insertion in model container [2020-11-28 04:43:36,945 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:36" (1/1) ... [2020-11-28 04:43:36,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:43:36,999 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:43:37,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:43:37,363 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:43:37,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:43:37,488 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:43:37,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37 WrapperNode [2020-11-28 04:43:37,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:43:37,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:43:37,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:43:37,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:43:37,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,543 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,574 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:43:37,575 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:43:37,575 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:43:37,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:43:37,584 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,628 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:43:37,634 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:43:37,634 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:43:37,634 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:43:37,635 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/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 04:43:37,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:43:37,705 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-28 04:43:37,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-28 04:43:37,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:43:37,706 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:43:37,707 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:43:37,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:43:37,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:43:37,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:43:37,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:43:37,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:43:37,710 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 04:43:38,308 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:43:38,309 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-11-28 04:43:38,309 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L699 is neither atomic block end nor error location. [2020-11-28 04:43:38,310 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 04:43:38,318 INFO L168 Benchmark]: Toolchain (without parser) took 1380.38 ms. Allocated memory was 94.4 MB in the beginning and 119.5 MB in the end (delta: 25.2 MB). Free memory was 62.7 MB in the beginning and 43.8 MB in the end (delta: 18.8 MB). Peak memory consumption was 41.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:38,319 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 94.4 MB. Free memory was 54.3 MB in the beginning and 54.2 MB in the end (delta: 75.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:43:38,320 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.04 ms. Allocated memory was 94.4 MB in the beginning and 119.5 MB in the end (delta: 25.2 MB). Free memory was 62.7 MB in the beginning and 75.8 MB in the end (delta: -13.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:38,321 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.33 ms. Allocated memory is still 119.5 MB. Free memory was 75.8 MB in the beginning and 73.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:38,321 INFO L168 Benchmark]: Boogie Preprocessor took 58.09 ms. Allocated memory is still 119.5 MB. Free memory was 73.7 MB in the beginning and 72.6 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:43:38,322 INFO L168 Benchmark]: RCFGBuilder took 682.20 ms. Allocated memory is still 119.5 MB. Free memory was 72.6 MB in the beginning and 43.8 MB in the end (delta: 28.8 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:38,325 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 94.4 MB. Free memory was 54.3 MB in the beginning and 54.2 MB in the end (delta: 75.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 552.04 ms. Allocated memory was 94.4 MB in the beginning and 119.5 MB in the end (delta: 25.2 MB). Free memory was 62.7 MB in the beginning and 75.8 MB in the end (delta: -13.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 83.33 ms. Allocated memory is still 119.5 MB. Free memory was 75.8 MB in the beginning and 73.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 58.09 ms. Allocated memory is still 119.5 MB. Free memory was 73.7 MB in the beginning and 72.6 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 682.20 ms. Allocated memory is still 119.5 MB. Free memory was 72.6 MB in the beginning and 43.8 MB in the end (delta: 28.8 MB). Peak memory consumption was 29.4 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 04:43:40,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:43:40,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:43:40,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:43:40,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:43:40,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:43:40,783 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:43:40,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:43:40,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:43:40,789 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:43:40,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:43:40,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:43:40,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:43:40,794 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:43:40,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:43:40,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:43:40,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:43:40,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:43:40,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:43:40,805 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:43:40,807 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:43:40,814 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:43:40,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:43:40,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:43:40,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:43:40,830 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:43:40,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:43:40,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:43:40,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:43:40,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:43:40,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:43:40,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:43:40,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:43:40,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:43:40,845 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:43:40,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:43:40,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:43:40,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:43:40,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:43:40,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:43:40,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:43:40,851 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:43:40,902 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:43:40,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:43:40,909 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:43:40,909 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:43:40,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:43:40,911 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:43:40,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:43:40,911 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:43:40,911 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:43:40,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:43:40,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:43:40,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:43:40,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:43:40,913 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:43:40,914 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:43:40,914 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:43:40,914 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:43:40,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:43:40,915 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:43:40,915 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:43:40,915 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:43:40,915 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:43:40,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:43:40,916 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:43:40,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:43:40,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:43:40,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:43:40,917 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:43:40,917 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:43:40,917 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:43:40,917 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:43:40,918 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:43:40,918 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:43:40,919 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_654006a7-fb61-4be0-a41d-18fb7b647c5c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b887b0a406e35120cc7c95f9c5becf879c1015a [2020-11-28 04:43:41,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:43:41,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:43:41,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:43:41,369 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:43:41,372 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:43:41,373 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2020-11-28 04:43:41,459 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/data/8f4c9e1fa/7985b3e13e534e5f87ac00a16d8deedf/FLAG4f83aec86 [2020-11-28 04:43:42,140 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:43:42,141 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2020-11-28 04:43:42,159 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/data/8f4c9e1fa/7985b3e13e534e5f87ac00a16d8deedf/FLAG4f83aec86 [2020-11-28 04:43:42,432 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/bin/ukojak/data/8f4c9e1fa/7985b3e13e534e5f87ac00a16d8deedf [2020-11-28 04:43:42,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:43:42,438 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:43:42,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:43:42,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:43:42,456 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:43:42,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:42" (1/1) ... [2020-11-28 04:43:42,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f4f0350 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:42, skipping insertion in model container [2020-11-28 04:43:42,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:42" (1/1) ... [2020-11-28 04:43:42,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:43:42,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:43:42,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:43:42,853 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:43:42,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:43:42,993 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:43:42,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:42 WrapperNode [2020-11-28 04:43:42,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:43:42,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:43:42,997 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:43:42,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:43:43,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:42" (1/1) ... [2020-11-28 04:43:43,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:42" (1/1) ... [2020-11-28 04:43:43,085 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:43:43,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:43:43,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:43:43,086 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:43:43,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:42" (1/1) ... [2020-11-28 04:43:43,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:42" (1/1) ... [2020-11-28 04:43:43,099 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:42" (1/1) ... [2020-11-28 04:43:43,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:42" (1/1) ... [2020-11-28 04:43:43,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:42" (1/1) ... [2020-11-28 04:43:43,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:42" (1/1) ... [2020-11-28 04:43:43,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:42" (1/1) ... [2020-11-28 04:43:43,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:43:43,145 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:43:43,145 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:43:43,145 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:43:43,146 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_654006a7-fb61-4be0-a41d-18fb7b647c5c/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 04:43:43,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:43:43,226 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-28 04:43:43,226 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-28 04:43:43,226 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:43:43,226 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:43:43,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:43:43,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:43:43,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:43:43,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:43:43,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-28 04:43:43,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:43:43,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:43:43,229 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 04:43:43,932 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:43:43,932 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-11-28 04:43:43,933 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L699 is neither atomic block end nor error location. [2020-11-28 04:43:43,934 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 04:43:43,939 INFO L168 Benchmark]: Toolchain (without parser) took 1499.33 ms. Allocated memory was 71.3 MB in the beginning and 94.4 MB in the end (delta: 23.1 MB). Free memory was 54.8 MB in the beginning and 71.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 25.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:43,940 INFO L168 Benchmark]: CDTParser took 0.63 ms. Allocated memory is still 71.3 MB. Free memory is still 54.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:43:43,940 INFO L168 Benchmark]: CACSL2BoogieTranslator took 555.55 ms. Allocated memory is still 71.3 MB. Free memory was 54.6 MB in the beginning and 32.9 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:43,941 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.06 ms. Allocated memory is still 71.3 MB. Free memory was 32.9 MB in the beginning and 54.8 MB in the end (delta: -21.9 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:43,942 INFO L168 Benchmark]: Boogie Preprocessor took 58.39 ms. Allocated memory is still 71.3 MB. Free memory was 54.8 MB in the beginning and 53.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:43,942 INFO L168 Benchmark]: RCFGBuilder took 791.99 ms. Allocated memory was 71.3 MB in the beginning and 94.4 MB in the end (delta: 23.1 MB). Free memory was 53.0 MB in the beginning and 71.1 MB in the end (delta: -18.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:43,945 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 ms. Allocated memory is still 71.3 MB. Free memory is still 54.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 555.55 ms. Allocated memory is still 71.3 MB. Free memory was 54.6 MB in the beginning and 32.9 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 88.06 ms. Allocated memory is still 71.3 MB. Free memory was 32.9 MB in the beginning and 54.8 MB in the end (delta: -21.9 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 58.39 ms. Allocated memory is still 71.3 MB. Free memory was 54.8 MB in the beginning and 53.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 791.99 ms. Allocated memory was 71.3 MB in the beginning and 94.4 MB in the end (delta: 23.1 MB). Free memory was 53.0 MB in the beginning and 71.1 MB in the end (delta: -18.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...