./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe006_power.opt.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_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe006_power.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/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 36af723dc74befce6aee7617053efa541e6f4289 .................................................................................................................................................................................................... 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_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe006_power.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/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 36af723dc74befce6aee7617053efa541e6f4289 ......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:40:15,678 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:40:15,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:40:15,738 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:40:15,739 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:40:15,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:40:15,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:40:15,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:40:15,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:40:15,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:40:15,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:40:15,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:40:15,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:40:15,769 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:40:15,770 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:40:15,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:40:15,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:40:15,776 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:40:15,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:40:15,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:40:15,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:40:15,789 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:40:15,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:40:15,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:40:15,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:40:15,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:40:15,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:40:15,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:40:15,803 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:40:15,804 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:40:15,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:40:15,806 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:40:15,808 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:40:15,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:40:15,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:40:15,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:40:15,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:40:15,811 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:40:15,811 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:40:15,812 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:40:15,813 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:40:15,815 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:40:15,851 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:40:15,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:40:15,852 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:40:15,852 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:40:15,853 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:40:15,853 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:40:15,854 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:40:15,854 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:40:15,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:40:15,854 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:40:15,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:40:15,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:40:15,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:40:15,856 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:40:15,856 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:40:15,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:40:15,856 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:40:15,857 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:40:15,857 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:40:15,857 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:40:15,857 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:40:15,857 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:40:15,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:40:15,858 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:40:15,858 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:40:15,858 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:40:15,859 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:40:15,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:40:15,859 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:40:15,860 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_e559f36c-055e-4403-bb18-78dd19034f99/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36af723dc74befce6aee7617053efa541e6f4289 [2020-11-28 04:40:16,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:40:16,139 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:40:16,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:40:16,142 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:40:16,143 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:40:16,144 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe006_power.opt.i [2020-11-28 04:40:16,221 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/data/c27247e0e/03030df858824c6e8c5afcae9f5d7d35/FLAGc6dd3bda6 [2020-11-28 04:40:16,781 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:40:16,782 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/sv-benchmarks/c/pthread-wmm/safe006_power.opt.i [2020-11-28 04:40:16,809 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/data/c27247e0e/03030df858824c6e8c5afcae9f5d7d35/FLAGc6dd3bda6 [2020-11-28 04:40:17,050 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/data/c27247e0e/03030df858824c6e8c5afcae9f5d7d35 [2020-11-28 04:40:17,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:40:17,053 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:40:17,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:17,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:40:17,060 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:40:17,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:17" (1/1) ... [2020-11-28 04:40:17,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47b02d49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:17, skipping insertion in model container [2020-11-28 04:40:17,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:17" (1/1) ... [2020-11-28 04:40:17,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:40:17,137 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:40:17,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:17,507 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:40:17,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:17,712 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:40:17,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:17 WrapperNode [2020-11-28 04:40:17,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:17,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:17,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:40:17,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:40:17,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:17" (1/1) ... [2020-11-28 04:40:17,744 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:17" (1/1) ... [2020-11-28 04:40:17,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:17,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:40:17,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:40:17,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:40:17,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:17" (1/1) ... [2020-11-28 04:40:17,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:17" (1/1) ... [2020-11-28 04:40:17,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:17" (1/1) ... [2020-11-28 04:40:17,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:17" (1/1) ... [2020-11-28 04:40:17,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:17" (1/1) ... [2020-11-28 04:40:17,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:17" (1/1) ... [2020-11-28 04:40:17,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:17" (1/1) ... [2020-11-28 04:40:17,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:40:17,820 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:40:17,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:40:17,821 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:40:17,822 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:40:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:40:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-28 04:40:17,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-28 04:40:17,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:40:17,908 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:40:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:40:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:40:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-28 04:40:17,909 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-28 04:40:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-28 04:40:17,910 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-28 04:40:17,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:40:17,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:40:17,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:40:17,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:40:17,913 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:40:22,318 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:40:22,318 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-28 04:40:22,319 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L760 is neither atomic block end nor error location. [2020-11-28 04:40:22,320 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-28 04:40:22,324 INFO L168 Benchmark]: Toolchain (without parser) took 5269.63 ms. Allocated memory was 109.1 MB in the beginning and 159.4 MB in the end (delta: 50.3 MB). Free memory was 75.4 MB in the beginning and 103.1 MB in the end (delta: -27.6 MB). Peak memory consumption was 66.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:22,325 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 73.4 MB. Free memory is still 36.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:40:22,326 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.26 ms. Allocated memory is still 109.1 MB. Free memory was 75.1 MB in the beginning and 58.8 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:22,327 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.48 ms. Allocated memory is still 109.1 MB. Free memory was 58.8 MB in the beginning and 56.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:22,328 INFO L168 Benchmark]: Boogie Preprocessor took 45.97 ms. Allocated memory is still 109.1 MB. Free memory was 55.8 MB in the beginning and 53.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:22,328 INFO L168 Benchmark]: RCFGBuilder took 4501.93 ms. Allocated memory was 109.1 MB in the beginning and 159.4 MB in the end (delta: 50.3 MB). Free memory was 53.7 MB in the beginning and 103.1 MB in the end (delta: -49.3 MB). Peak memory consumption was 45.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:22,332 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 73.4 MB. Free memory is still 36.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 659.26 ms. Allocated memory is still 109.1 MB. Free memory was 75.1 MB in the beginning and 58.8 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 56.48 ms. Allocated memory is still 109.1 MB. Free memory was 58.8 MB in the beginning and 56.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 45.97 ms. Allocated memory is still 109.1 MB. Free memory was 55.8 MB in the beginning and 53.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4501.93 ms. Allocated memory was 109.1 MB in the beginning and 159.4 MB in the end (delta: 50.3 MB). Free memory was 53.7 MB in the beginning and 103.1 MB in the end (delta: -49.3 MB). Peak memory consumption was 45.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:40:24,772 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:40:24,774 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:40:24,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:40:24,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:40:24,829 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:40:24,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:40:24,837 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:40:24,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:40:24,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:40:24,847 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:40:24,851 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:40:24,852 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:40:24,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:40:24,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:40:24,860 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:40:24,861 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:40:24,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:40:24,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:40:24,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:40:24,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:40:24,879 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:40:24,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:40:24,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:40:24,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:40:24,898 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:40:24,898 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:40:24,899 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:40:24,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:40:24,909 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:40:24,910 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:40:24,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:40:24,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:40:24,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:40:24,914 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:40:24,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:40:24,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:40:24,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:40:24,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:40:24,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:40:24,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:40:24,919 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:40:24,965 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:40:24,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:40:24,966 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:40:24,966 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:40:24,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:40:24,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:40:24,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:40:24,968 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:40:24,969 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:40:24,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:40:24,970 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:40:24,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:40:24,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:40:24,971 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:40:24,971 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:40:24,971 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:40:24,971 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:40:24,971 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:40:24,972 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:40:24,972 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:40:24,972 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:40:24,972 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:40:24,972 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:40:24,973 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:40:24,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:40:24,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:40:24,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:40:24,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:40:24,974 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:40:24,974 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:40:24,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:40:24,974 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:40:24,975 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:40:24,975 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_e559f36c-055e-4403-bb18-78dd19034f99/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36af723dc74befce6aee7617053efa541e6f4289 [2020-11-28 04:40:25,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:40:25,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:40:25,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:40:25,384 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:40:25,387 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:40:25,387 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe006_power.opt.i [2020-11-28 04:40:25,458 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/data/5e497428e/e3b59a18849145de945521b00b188b03/FLAG206c64fe5 [2020-11-28 04:40:26,056 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:40:26,056 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/sv-benchmarks/c/pthread-wmm/safe006_power.opt.i [2020-11-28 04:40:26,078 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/data/5e497428e/e3b59a18849145de945521b00b188b03/FLAG206c64fe5 [2020-11-28 04:40:26,292 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/data/5e497428e/e3b59a18849145de945521b00b188b03 [2020-11-28 04:40:26,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:40:26,296 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:40:26,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:26,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:40:26,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:40:26,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:26" (1/1) ... [2020-11-28 04:40:26,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64491ce3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:26, skipping insertion in model container [2020-11-28 04:40:26,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:26" (1/1) ... [2020-11-28 04:40:26,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:40:26,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:40:26,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:26,837 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:40:26,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:27,037 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:40:27,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27 WrapperNode [2020-11-28 04:40:27,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:27,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:27,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:40:27,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:40:27,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:27,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:27,094 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:27,095 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:40:27,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:40:27,095 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:40:27,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:27,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:27,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:27,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:27,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:27,137 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:27,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:27,150 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:40:27,151 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:40:27,152 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:40:27,152 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:40:27,153 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e559f36c-055e-4403-bb18-78dd19034f99/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:40:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:40:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-28 04:40:27,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-28 04:40:27,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:40:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:40:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:40:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:40:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:40:27,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-28 04:40:27,232 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-28 04:40:27,232 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-28 04:40:27,232 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-28 04:40:27,232 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-28 04:40:27,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:40:27,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:40:27,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:40:27,235 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:40:30,934 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:40:30,935 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-28 04:40:30,935 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L760 is neither atomic block end nor error location. [2020-11-28 04:40:30,936 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-28 04:40:30,943 INFO L168 Benchmark]: Toolchain (without parser) took 4645.11 ms. Allocated memory was 65.0 MB in the beginning and 134.2 MB in the end (delta: 69.2 MB). Free memory was 44.1 MB in the beginning and 92.7 MB in the end (delta: -48.6 MB). Peak memory consumption was 63.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:30,945 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 65.0 MB. Free memory was 46.0 MB in the beginning and 46.0 MB in the end (delta: 28.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:40:30,947 INFO L168 Benchmark]: CACSL2BoogieTranslator took 739.75 ms. Allocated memory was 65.0 MB in the beginning and 92.3 MB in the end (delta: 27.3 MB). Free memory was 44.0 MB in the beginning and 67.3 MB in the end (delta: -23.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:30,947 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.20 ms. Allocated memory is still 92.3 MB. Free memory was 67.3 MB in the beginning and 65.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:30,949 INFO L168 Benchmark]: Boogie Preprocessor took 55.96 ms. Allocated memory is still 92.3 MB. Free memory was 64.9 MB in the beginning and 62.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:30,950 INFO L168 Benchmark]: RCFGBuilder took 3789.22 ms. Allocated memory was 92.3 MB in the beginning and 134.2 MB in the end (delta: 41.9 MB). Free memory was 61.9 MB in the beginning and 92.7 MB in the end (delta: -30.8 MB). Peak memory consumption was 52.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:30,960 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 65.0 MB. Free memory was 46.0 MB in the beginning and 46.0 MB in the end (delta: 28.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 739.75 ms. Allocated memory was 65.0 MB in the beginning and 92.3 MB in the end (delta: 27.3 MB). Free memory was 44.0 MB in the beginning and 67.3 MB in the end (delta: -23.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 53.20 ms. Allocated memory is still 92.3 MB. Free memory was 67.3 MB in the beginning and 65.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 55.96 ms. Allocated memory is still 92.3 MB. Free memory was 64.9 MB in the beginning and 62.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3789.22 ms. Allocated memory was 92.3 MB in the beginning and 134.2 MB in the end (delta: 41.9 MB). Free memory was 61.9 MB in the beginning and 92.7 MB in the end (delta: -30.8 MB). Peak memory consumption was 52.9 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...