./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6c759f93f4d69ecbb8ebc5bfeed89958f4e5ea08 ............................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6c759f93f4d69ecbb8ebc5bfeed89958f4e5ea08 ................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:11:41,659 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:11:41,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:11:41,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:11:41,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:11:41,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:11:41,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:11:41,678 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:11:41,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:11:41,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:11:41,685 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:11:41,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:11:41,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:11:41,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:11:41,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:11:41,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:11:41,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:11:41,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:11:41,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:11:41,692 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:11:41,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:11:41,694 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:11:41,695 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:11:41,696 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:11:41,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:11:41,703 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:11:41,703 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:11:41,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:11:41,705 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:11:41,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:11:41,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:11:41,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:11:41,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:11:41,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:11:41,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:11:41,709 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:11:41,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:11:41,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:11:41,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:11:41,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:11:41,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:11:41,714 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:11:41,729 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:11:41,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:11:41,733 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:11:41,733 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:11:41,734 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:11:41,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:11:41,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:11:41,734 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:11:41,735 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:11:41,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:11:41,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:11:41,735 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:11:41,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:11:41,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:11:41,735 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:11:41,736 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:11:41,736 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:11:41,736 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:11:41,736 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:11:41,736 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:11:41,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:11:41,737 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:11:41,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:11:41,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:11:41,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:11:41,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:11:41,737 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:11:41,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:11:41,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:11:41,738 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/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(__VERIFIER_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 -> 6c759f93f4d69ecbb8ebc5bfeed89958f4e5ea08 [2019-10-22 10:11:41,769 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:11:41,780 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:11:41,783 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:11:41,784 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:11:41,784 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:11:41,785 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/../../sv-benchmarks/c/pthread-ext/26_stack_cas.i [2019-10-22 10:11:41,831 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/data/2664645d6/937dea30725c4a56a02ece394998f720/FLAGe143bad86 [2019-10-22 10:11:42,324 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:11:42,325 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/sv-benchmarks/c/pthread-ext/26_stack_cas.i [2019-10-22 10:11:42,333 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/data/2664645d6/937dea30725c4a56a02ece394998f720/FLAGe143bad86 [2019-10-22 10:11:42,634 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/data/2664645d6/937dea30725c4a56a02ece394998f720 [2019-10-22 10:11:42,636 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:11:42,638 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:11:42,639 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:11:42,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:11:42,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:11:42,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:11:42" (1/1) ... [2019-10-22 10:11:42,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3566325e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:42, skipping insertion in model container [2019-10-22 10:11:42,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:11:42" (1/1) ... [2019-10-22 10:11:42,652 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:11:42,689 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:11:43,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:11:43,051 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:11:43,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:11:43,179 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:11:43,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:43 WrapperNode [2019-10-22 10:11:43,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:11:43,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:11:43,181 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:11:43,181 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:11:43,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:43" (1/1) ... [2019-10-22 10:11:43,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:43" (1/1) ... [2019-10-22 10:11:43,229 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:11:43,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:11:43,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:11:43,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:11:43,240 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:43" (1/1) ... [2019-10-22 10:11:43,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:43" (1/1) ... [2019-10-22 10:11:43,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:43" (1/1) ... [2019-10-22 10:11:43,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:43" (1/1) ... [2019-10-22 10:11:43,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:43" (1/1) ... [2019-10-22 10:11:43,260 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:43" (1/1) ... [2019-10-22 10:11:43,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:43" (1/1) ... [2019-10-22 10:11:43,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:11:43,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:11:43,265 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:11:43,265 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:11:43,266 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/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 [2019-10-22 10:11:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 10:11:43,320 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 10:11:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 10:11:43,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 10:11:43,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2019-10-22 10:11:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2019-10-22 10:11:43,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:11:43,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:11:43,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:11:43,321 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2019-10-22 10:11:43,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2019-10-22 10:11:43,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:11:43,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:11:43,323 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 10:11:43,477 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1469) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:798) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:615) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:564) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:258) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-22 10:11:43,481 INFO L168 Benchmark]: Toolchain (without parser) took 842.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 940.5 MB in the beginning and 1.1 GB in the end (delta: -113.0 MB). Peak memory consumption was 8.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:11:43,481 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:11:43,482 INFO L168 Benchmark]: CACSL2BoogieTranslator took 541.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 940.5 MB in the beginning and 1.1 GB in the end (delta: -143.1 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-10-22 10:11:43,483 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:11:43,483 INFO L168 Benchmark]: Boogie Preprocessor took 34.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:11:43,484 INFO L168 Benchmark]: RCFGBuilder took 214.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-10-22 10:11:43,486 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 541.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 940.5 MB in the beginning and 1.1 GB in the end (delta: -143.1 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 214.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed.: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1469) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 10:11:45,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:11:45,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:11:45,472 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:11:45,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:11:45,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:11:45,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:11:45,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:11:45,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:11:45,478 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:11:45,479 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:11:45,480 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:11:45,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:11:45,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:11:45,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:11:45,483 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:11:45,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:11:45,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:11:45,486 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:11:45,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:11:45,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:11:45,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:11:45,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:11:45,493 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:11:45,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:11:45,495 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:11:45,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:11:45,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:11:45,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:11:45,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:11:45,498 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:11:45,499 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:11:45,500 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:11:45,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:11:45,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:11:45,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:11:45,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:11:45,503 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:11:45,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:11:45,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:11:45,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:11:45,505 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-10-22 10:11:45,517 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:11:45,518 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:11:45,519 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:11:45,519 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:11:45,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:11:45,520 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:11:45,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:11:45,520 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:11:45,520 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:11:45,521 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:11:45,521 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:11:45,521 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:11:45,521 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:11:45,521 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 10:11:45,521 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 10:11:45,522 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:11:45,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:11:45,522 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:11:45,522 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:11:45,523 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:11:45,523 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:11:45,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:11:45,523 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:11:45,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:11:45,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:11:45,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:11:45,524 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:11:45,524 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-10-22 10:11:45,524 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 10:11:45,524 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:11:45,524 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-10-22 10:11:45,525 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 10:11:45,525 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/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(__VERIFIER_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 -> 6c759f93f4d69ecbb8ebc5bfeed89958f4e5ea08 [2019-10-22 10:11:45,551 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:11:45,562 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:11:45,565 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:11:45,566 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:11:45,567 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:11:45,567 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/../../sv-benchmarks/c/pthread-ext/26_stack_cas.i [2019-10-22 10:11:45,613 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/data/805eea486/536ba6631fe14f8885d8a30721e0d4b7/FLAG3ad6774ff [2019-10-22 10:11:46,082 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:11:46,082 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/sv-benchmarks/c/pthread-ext/26_stack_cas.i [2019-10-22 10:11:46,094 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/data/805eea486/536ba6631fe14f8885d8a30721e0d4b7/FLAG3ad6774ff [2019-10-22 10:11:46,587 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/bin/ukojak/data/805eea486/536ba6631fe14f8885d8a30721e0d4b7 [2019-10-22 10:11:46,591 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:11:46,592 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:11:46,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:11:46,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:11:46,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:11:46,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:11:46" (1/1) ... [2019-10-22 10:11:46,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@363bcde5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:46, skipping insertion in model container [2019-10-22 10:11:46,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:11:46" (1/1) ... [2019-10-22 10:11:46,606 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:11:46,647 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:11:47,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:11:47,066 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:11:47,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:11:47,196 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:11:47,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:47 WrapperNode [2019-10-22 10:11:47,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:11:47,198 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:11:47,198 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:11:47,198 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:11:47,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:47" (1/1) ... [2019-10-22 10:11:47,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:47" (1/1) ... [2019-10-22 10:11:47,245 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:11:47,246 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:11:47,246 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:11:47,246 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:11:47,252 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:47" (1/1) ... [2019-10-22 10:11:47,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:47" (1/1) ... [2019-10-22 10:11:47,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:47" (1/1) ... [2019-10-22 10:11:47,257 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:47" (1/1) ... [2019-10-22 10:11:47,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:47" (1/1) ... [2019-10-22 10:11:47,269 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:47" (1/1) ... [2019-10-22 10:11:47,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:47" (1/1) ... [2019-10-22 10:11:47,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:11:47,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:11:47,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:11:47,284 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:11:47,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4693b13b-93f4-4d5b-b6b4-4545b788a89c/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 [2019-10-22 10:11:47,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 10:11:47,340 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 10:11:47,340 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 10:11:47,340 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2019-10-22 10:11:47,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2019-10-22 10:11:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:11:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:11:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 10:11:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-10-22 10:11:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2019-10-22 10:11:47,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2019-10-22 10:11:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:11:47,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:11:47,344 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 10:11:47,528 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1469) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:798) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:615) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:564) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:258) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-22 10:11:47,532 INFO L168 Benchmark]: Toolchain (without parser) took 939.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -122.7 MB). Peak memory consumption was 2.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:11:47,532 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:11:47,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 604.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -147.4 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:11:47,533 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:11:47,534 INFO L168 Benchmark]: Boogie Preprocessor took 37.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:11:47,534 INFO L168 Benchmark]: RCFGBuilder took 246.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:11:47,536 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 604.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -147.4 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 246.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed.: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1469) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...