./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe020_power.oepc.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_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe020_power.oepc.i -s /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/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 0d501e982d94e86a6cb4854fdc01a6abbaca6ea5 ...................................................................................................................................................................................................... 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_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe020_power.oepc.i -s /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/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 0d501e982d94e86a6cb4854fdc01a6abbaca6ea5 ........................................................................................................................................................................................................... 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 [2020-11-29 23:31:52,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:31:52,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:31:52,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:31:52,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:31:52,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:31:52,101 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:31:52,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:31:52,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:31:52,107 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:31:52,109 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:31:52,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:31:52,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:31:52,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:31:52,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:31:52,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:31:52,116 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:31:52,118 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:31:52,120 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:31:52,123 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:31:52,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:31:52,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:31:52,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:31:52,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:31:52,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:31:52,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:31:52,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:31:52,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:31:52,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:31:52,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:31:52,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:31:52,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:31:52,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:31:52,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:31:52,150 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:31:52,151 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:31:52,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:31:52,152 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:31:52,152 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:31:52,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:31:52,154 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:31:52,156 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 23:31:52,186 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:31:52,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:31:52,187 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 23:31:52,188 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 23:31:52,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:31:52,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:31:52,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:31:52,190 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:31:52,190 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:31:52,191 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:31:52,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:31:52,191 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:31:52,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:31:52,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:31:52,193 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:31:52,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:31:52,193 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:31:52,194 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:31:52,194 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 23:31:52,195 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 23:31:52,195 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:31:52,195 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:31:52,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 23:31:52,196 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:31:52,197 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:31:52,197 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:31:52,198 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 23:31:52,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 23:31:52,198 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:31:52,199 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_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d501e982d94e86a6cb4854fdc01a6abbaca6ea5 [2020-11-29 23:31:52,465 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:31:52,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:31:52,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:31:52,510 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:31:52,511 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:31:52,512 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe020_power.oepc.i [2020-11-29 23:31:52,620 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/data/33086f910/39bf2db5e54348c7ae6b2b99d77b0291/FLAG4293a7936 [2020-11-29 23:31:53,233 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:31:53,233 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/sv-benchmarks/c/pthread-wmm/safe020_power.oepc.i [2020-11-29 23:31:53,274 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/data/33086f910/39bf2db5e54348c7ae6b2b99d77b0291/FLAG4293a7936 [2020-11-29 23:31:53,484 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/data/33086f910/39bf2db5e54348c7ae6b2b99d77b0291 [2020-11-29 23:31:53,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:31:53,487 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:31:53,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:31:53,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:31:53,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:31:53,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:31:53" (1/1) ... [2020-11-29 23:31:53,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@697a6cfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:31:53, skipping insertion in model container [2020-11-29 23:31:53,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:31:53" (1/1) ... [2020-11-29 23:31:53,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:31:53,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:31:54,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:31:54,256 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:31:54,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:31:54,441 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:31:54,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:31:54 WrapperNode [2020-11-29 23:31:54,441 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:31:54,443 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:31:54,443 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:31:54,443 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:31:54,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:31:54" (1/1) ... [2020-11-29 23:31:54,492 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:31:54" (1/1) ... [2020-11-29 23:31:54,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:31:54,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:31:54,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:31:54,536 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:31:54,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:31:54" (1/1) ... [2020-11-29 23:31:54,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:31:54" (1/1) ... [2020-11-29 23:31:54,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:31:54" (1/1) ... [2020-11-29 23:31:54,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:31:54" (1/1) ... [2020-11-29 23:31:54,586 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:31:54" (1/1) ... [2020-11-29 23:31:54,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:31:54" (1/1) ... [2020-11-29 23:31:54,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:31:54" (1/1) ... [2020-11-29 23:31:54,613 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:31:54,625 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:31:54,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:31:54,625 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:31:54,626 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:31:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/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 [2020-11-29 23:31:54,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 23:31:54,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-29 23:31:54,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-29 23:31:54,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 23:31:54,746 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-29 23:31:54,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:31:54,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 23:31:54,747 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-29 23:31:54,747 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-29 23:31:54,748 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-29 23:31:54,748 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-29 23:31:54,749 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-11-29 23:31:54,749 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-11-29 23:31:54,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 23:31:54,749 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-29 23:31:54,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:31:54,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:31:54,752 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-29 23:31:59,807 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:31:59,807 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-29 23:31:59,808 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L793 is neither atomic block end nor error location. [2020-11-29 23:31:59,809 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) [2020-11-29 23:31:59,814 INFO L168 Benchmark]: Toolchain (without parser) took 6325.29 ms. Allocated memory was 86.0 MB in the beginning and 142.6 MB in the end (delta: 56.6 MB). Free memory was 51.6 MB in the beginning and 82.8 MB in the end (delta: -31.2 MB). Peak memory consumption was 73.8 MB. Max. memory is 16.1 GB. [2020-11-29 23:31:59,815 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 86.0 MB. Free memory was 61.7 MB in the beginning and 61.7 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:31:59,816 INFO L168 Benchmark]: CACSL2BoogieTranslator took 952.99 ms. Allocated memory is still 86.0 MB. Free memory was 51.4 MB in the beginning and 37.5 MB in the end (delta: 13.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-29 23:31:59,817 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.26 ms. Allocated memory is still 86.0 MB. Free memory was 37.5 MB in the beginning and 35.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:31:59,818 INFO L168 Benchmark]: Boogie Preprocessor took 78.39 ms. Allocated memory is still 86.0 MB. Free memory was 34.8 MB in the beginning and 31.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:31:59,819 INFO L168 Benchmark]: RCFGBuilder took 5186.95 ms. Allocated memory was 86.0 MB in the beginning and 142.6 MB in the end (delta: 56.6 MB). Free memory was 31.9 MB in the beginning and 82.8 MB in the end (delta: -50.9 MB). Peak memory consumption was 57.3 MB. Max. memory is 16.1 GB. [2020-11-29 23:31:59,822 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 86.0 MB. Free memory was 61.7 MB in the beginning and 61.7 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 952.99 ms. Allocated memory is still 86.0 MB. Free memory was 51.4 MB in the beginning and 37.5 MB in the end (delta: 13.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 92.26 ms. Allocated memory is still 86.0 MB. Free memory was 37.5 MB in the beginning and 35.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 78.39 ms. Allocated memory is still 86.0 MB. Free memory was 34.8 MB in the beginning and 31.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 5186.95 ms. Allocated memory was 86.0 MB in the beginning and 142.6 MB in the end (delta: 56.6 MB). Free memory was 31.9 MB in the beginning and 82.8 MB in the end (delta: -50.9 MB). Peak memory consumption was 57.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 23:32:02,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:32:02,630 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:32:02,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:32:02,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:32:02,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:32:02,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:32:02,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:32:02,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:32:02,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:32:02,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:32:02,722 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:32:02,723 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:32:02,727 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:32:02,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:32:02,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:32:02,735 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:32:02,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:32:02,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:32:02,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:32:02,755 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:32:02,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:32:02,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:32:02,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:32:02,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:32:02,771 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:32:02,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:32:02,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:32:02,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:32:02,775 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:32:02,775 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:32:02,777 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:32:02,783 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:32:02,784 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:32:02,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:32:02,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:32:02,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:32:02,787 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:32:02,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:32:02,789 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:32:02,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:32:02,791 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-29 23:32:02,842 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:32:02,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:32:02,844 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 23:32:02,844 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 23:32:02,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:32:02,846 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:32:02,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:32:02,847 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:32:02,847 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:32:02,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:32:02,849 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:32:02,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:32:02,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:32:02,850 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 23:32:02,850 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 23:32:02,850 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 23:32:02,850 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:32:02,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:32:02,851 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:32:02,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:32:02,852 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 23:32:02,852 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 23:32:02,852 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:32:02,852 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:32:02,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 23:32:02,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:32:02,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:32:02,854 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:32:02,854 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 23:32:02,854 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 23:32:02,854 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:32:02,855 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 23:32:02,855 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 23:32:02,856 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_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d501e982d94e86a6cb4854fdc01a6abbaca6ea5 [2020-11-29 23:32:03,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:32:03,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:32:03,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:32:03,343 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:32:03,348 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:32:03,349 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe020_power.oepc.i [2020-11-29 23:32:03,454 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/data/c88a5985f/cf90d259a45d40ec8c5e485867972134/FLAGd38a5e1d6 [2020-11-29 23:32:04,192 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:32:04,193 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/sv-benchmarks/c/pthread-wmm/safe020_power.oepc.i [2020-11-29 23:32:04,219 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/data/c88a5985f/cf90d259a45d40ec8c5e485867972134/FLAGd38a5e1d6 [2020-11-29 23:32:04,398 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/bin/ukojak/data/c88a5985f/cf90d259a45d40ec8c5e485867972134 [2020-11-29 23:32:04,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:32:04,404 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:32:04,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:32:04,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:32:04,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:32:04,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:32:04" (1/1) ... [2020-11-29 23:32:04,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1873c94e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:04, skipping insertion in model container [2020-11-29 23:32:04,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:32:04" (1/1) ... [2020-11-29 23:32:04,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:32:04,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:32:05,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:32:05,026 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:32:05,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:32:05,240 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:32:05,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:05 WrapperNode [2020-11-29 23:32:05,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:32:05,244 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:32:05,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:32:05,246 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:32:05,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:05" (1/1) ... [2020-11-29 23:32:05,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:05" (1/1) ... [2020-11-29 23:32:05,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:32:05,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:32:05,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:32:05,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:32:05,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:05" (1/1) ... [2020-11-29 23:32:05,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:05" (1/1) ... [2020-11-29 23:32:05,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:05" (1/1) ... [2020-11-29 23:32:05,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:05" (1/1) ... [2020-11-29 23:32:05,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:05" (1/1) ... [2020-11-29 23:32:05,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:05" (1/1) ... [2020-11-29 23:32:05,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:05" (1/1) ... [2020-11-29 23:32:05,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:32:05,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:32:05,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:32:05,421 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:32:05,422 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9b4f7f18-0ec8-4a6a-83e4-022b281f4c91/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 [2020-11-29 23:32:05,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 23:32:05,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-29 23:32:05,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-29 23:32:05,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-29 23:32:05,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:32:05,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 23:32:05,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 23:32:05,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 23:32:05,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-29 23:32:05,510 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-29 23:32:05,511 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-29 23:32:05,511 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-29 23:32:05,511 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-29 23:32:05,511 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-11-29 23:32:05,511 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-11-29 23:32:05,511 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-29 23:32:05,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:32:05,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:32:05,514 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-29 23:32:10,992 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:32:10,992 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-29 23:32:10,993 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L793 is neither atomic block end nor error location. [2020-11-29 23:32:10,994 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) [2020-11-29 23:32:10,999 INFO L168 Benchmark]: Toolchain (without parser) took 6593.74 ms. Allocated memory was 62.9 MB in the beginning and 169.9 MB in the end (delta: 107.0 MB). Free memory was 42.5 MB in the beginning and 124.3 MB in the end (delta: -81.8 MB). Peak memory consumption was 66.4 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:10,999 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 62.9 MB. Free memory is still 45.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:32:11,000 INFO L168 Benchmark]: CACSL2BoogieTranslator took 835.97 ms. Allocated memory was 62.9 MB in the beginning and 79.7 MB in the end (delta: 16.8 MB). Free memory was 42.3 MB in the beginning and 54.9 MB in the end (delta: -12.6 MB). Peak memory consumption was 19.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:11,001 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.94 ms. Allocated memory is still 79.7 MB. Free memory was 54.9 MB in the beginning and 52.2 MB in the end (delta: 2.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:32:11,002 INFO L168 Benchmark]: Boogie Preprocessor took 94.19 ms. Allocated memory is still 79.7 MB. Free memory was 52.2 MB in the beginning and 49.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:11,002 INFO L168 Benchmark]: RCFGBuilder took 5575.55 ms. Allocated memory was 79.7 MB in the beginning and 169.9 MB in the end (delta: 90.2 MB). Free memory was 49.0 MB in the beginning and 124.3 MB in the end (delta: -75.3 MB). Peak memory consumption was 57.9 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:11,005 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 62.9 MB. Free memory is still 45.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 835.97 ms. Allocated memory was 62.9 MB in the beginning and 79.7 MB in the end (delta: 16.8 MB). Free memory was 42.3 MB in the beginning and 54.9 MB in the end (delta: -12.6 MB). Peak memory consumption was 19.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.94 ms. Allocated memory is still 79.7 MB. Free memory was 54.9 MB in the beginning and 52.2 MB in the end (delta: 2.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 94.19 ms. Allocated memory is still 79.7 MB. Free memory was 52.2 MB in the beginning and 49.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 5575.55 ms. Allocated memory was 79.7 MB in the beginning and 169.9 MB in the end (delta: 90.2 MB). Free memory was 49.0 MB in the beginning and 124.3 MB in the end (delta: -75.3 MB). Peak memory consumption was 57.9 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...