./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/gcd-2.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_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/gcd-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/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 bcc2c6a6cd7cbcbc8283eb33ec126985d628a9eb ........................................................................................................................................................................................................... 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_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/gcd-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/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 bcc2c6a6cd7cbcbc8283eb33ec126985d628a9eb ............................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:39:53,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:39:53,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:39:53,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:39:53,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:39:53,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:39:53,315 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:39:53,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:39:53,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:39:53,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:39:53,321 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:39:53,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:39:53,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:39:53,327 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:39:53,328 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:39:53,329 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:39:53,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:39:53,332 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:39:53,334 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:39:53,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:39:53,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:39:53,343 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:39:53,345 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:39:53,346 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:39:53,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:39:53,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:39:53,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:39:53,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:39:53,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:39:53,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:39:53,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:39:53,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:39:53,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:39:53,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:39:53,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:39:53,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:39:53,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:39:53,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:39:53,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:39:53,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:39:53,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:39:53,370 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:39:53,417 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:39:53,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:39:53,419 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:39:53,419 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:39:53,420 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:39:53,420 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:39:53,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:39:53,420 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:39:53,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:39:53,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:39:53,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:39:53,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:39:53,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:39:53,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:39:53,423 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:39:53,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:39:53,423 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:39:53,423 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:39:53,423 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:39:53,424 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:39:53,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:39:53,424 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:39:53,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:39:53,424 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:39:53,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:39:53,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:39:53,425 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:39:53,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:39:53,425 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:39:53,427 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_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcc2c6a6cd7cbcbc8283eb33ec126985d628a9eb [2020-11-28 04:39:53,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:39:53,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:39:53,834 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:39:53,835 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:39:53,836 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:39:53,837 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/gcd-2.i [2020-11-28 04:39:53,936 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/data/47fc7c56b/fdfdd053f1fb4cd784ab326b1e29b6b8/FLAGd9412ede4 [2020-11-28 04:39:54,515 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:39:54,516 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/sv-benchmarks/c/pthread-atomic/gcd-2.i [2020-11-28 04:39:54,535 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/data/47fc7c56b/fdfdd053f1fb4cd784ab326b1e29b6b8/FLAGd9412ede4 [2020-11-28 04:39:54,799 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/data/47fc7c56b/fdfdd053f1fb4cd784ab326b1e29b6b8 [2020-11-28 04:39:54,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:39:54,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:39:54,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:54,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:39:54,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:39:54,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:54" (1/1) ... [2020-11-28 04:39:54,813 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a89cf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:54, skipping insertion in model container [2020-11-28 04:39:54,813 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:54" (1/1) ... [2020-11-28 04:39:54,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:39:54,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:39:55,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:55,321 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:39:55,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:55,470 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:39:55,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:55 WrapperNode [2020-11-28 04:39:55,473 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:55,474 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:55,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:39:55,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:39:55,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:55" (1/1) ... [2020-11-28 04:39:55,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:55" (1/1) ... [2020-11-28 04:39:55,538 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:55,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:39:55,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:39:55,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:39:55,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:55" (1/1) ... [2020-11-28 04:39:55,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:55" (1/1) ... [2020-11-28 04:39:55,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:55" (1/1) ... [2020-11-28 04:39:55,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:55" (1/1) ... [2020-11-28 04:39:55,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:55" (1/1) ... [2020-11-28 04:39:55,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:55" (1/1) ... [2020-11-28 04:39:55,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:55" (1/1) ... [2020-11-28 04:39:55,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:39:55,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:39:55,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:39:55,576 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:39:55,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/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 04:39:55,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:39:55,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-28 04:39:55,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-28 04:39:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:39:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:39:55,701 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:39:55,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:39:55,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:39:55,702 INFO L130 BoogieDeclarations]: Found specification of procedure dec_a [2020-11-28 04:39:55,703 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_a [2020-11-28 04:39:55,703 INFO L130 BoogieDeclarations]: Found specification of procedure dec_b [2020-11-28 04:39:55,703 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_b [2020-11-28 04:39:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:39:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:39:55,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:39:55,706 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 04:39:56,414 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:39:56,415 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-11-28 04:39:56,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:56 BoogieIcfgContainer [2020-11-28 04:39:56,417 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:39:56,418 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:39:56,419 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:39:56,434 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:39:56,434 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:56" (1/1) ... [2020-11-28 04:39:56,435 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 04:39:56,440 INFO L168 Benchmark]: Toolchain (without parser) took 1634.76 ms. Allocated memory was 79.7 MB in the beginning and 102.8 MB in the end (delta: 23.1 MB). Free memory was 42.4 MB in the beginning and 56.2 MB in the end (delta: -13.8 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:56,441 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 79.7 MB. Free memory is still 60.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:39:56,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 667.50 ms. Allocated memory is still 79.7 MB. Free memory was 42.2 MB in the beginning and 36.6 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:56,443 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.15 ms. Allocated memory is still 79.7 MB. Free memory was 36.6 MB in the beginning and 34.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:56,443 INFO L168 Benchmark]: Boogie Preprocessor took 35.92 ms. Allocated memory is still 79.7 MB. Free memory was 34.3 MB in the beginning and 32.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:39:56,445 INFO L168 Benchmark]: RCFGBuilder took 841.57 ms. Allocated memory was 79.7 MB in the beginning and 102.8 MB in the end (delta: 23.1 MB). Free memory was 32.7 MB in the beginning and 56.9 MB in the end (delta: -24.2 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:56,445 INFO L168 Benchmark]: CodeCheck took 19.17 ms. Allocated memory is still 102.8 MB. Free memory was 56.9 MB in the beginning and 56.2 MB in the end (delta: 669.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:39:56,450 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 79.7 MB. Free memory is still 60.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 667.50 ms. Allocated memory is still 79.7 MB. Free memory was 42.2 MB in the beginning and 36.6 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 64.15 ms. Allocated memory is still 79.7 MB. Free memory was 36.6 MB in the beginning and 34.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 35.92 ms. Allocated memory is still 79.7 MB. Free memory was 34.3 MB in the beginning and 32.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 841.57 ms. Allocated memory was 79.7 MB in the beginning and 102.8 MB in the end (delta: 23.1 MB). Free memory was 32.7 MB in the beginning and 56.9 MB in the end (delta: -24.2 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. * CodeCheck took 19.17 ms. Allocated memory is still 102.8 MB. Free memory was 56.9 MB in the beginning and 56.2 MB in the end (delta: 669.5 kB). There was no memory consumed. Max. memory is 16.1 GB. 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 04:39:59,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:39:59,102 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:39:59,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:39:59,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:39:59,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:39:59,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:39:59,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:39:59,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:39:59,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:39:59,192 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:39:59,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:39:59,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:39:59,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:39:59,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:39:59,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:39:59,227 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:39:59,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:39:59,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:39:59,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:39:59,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:39:59,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:39:59,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:39:59,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:39:59,271 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:39:59,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:39:59,275 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:39:59,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:39:59,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:39:59,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:39:59,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:39:59,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:39:59,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:39:59,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:39:59,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:39:59,289 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:39:59,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:39:59,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:39:59,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:39:59,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:39:59,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:39:59,297 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:39:59,352 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:39:59,353 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:39:59,355 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:39:59,356 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:39:59,357 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:39:59,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:39:59,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:39:59,359 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:39:59,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:39:59,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:39:59,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:39:59,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:39:59,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:39:59,362 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:39:59,362 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:39:59,362 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:39:59,362 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:39:59,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:39:59,363 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:39:59,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:39:59,364 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:39:59,364 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:39:59,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:39:59,365 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:39:59,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:39:59,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:39:59,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:39:59,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:39:59,366 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:39:59,366 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:39:59,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:39:59,367 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:39:59,367 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:39:59,368 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_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcc2c6a6cd7cbcbc8283eb33ec126985d628a9eb [2020-11-28 04:39:59,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:39:59,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:39:59,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:39:59,897 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:39:59,900 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:39:59,901 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/gcd-2.i [2020-11-28 04:39:59,994 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/data/4ee5bf415/ead47c1a6e8b474c86f80e72f0829c8f/FLAG639ad85b0 [2020-11-28 04:40:00,776 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:40:00,777 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/sv-benchmarks/c/pthread-atomic/gcd-2.i [2020-11-28 04:40:00,814 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/data/4ee5bf415/ead47c1a6e8b474c86f80e72f0829c8f/FLAG639ad85b0 [2020-11-28 04:40:01,010 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/bin/ukojak/data/4ee5bf415/ead47c1a6e8b474c86f80e72f0829c8f [2020-11-28 04:40:01,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:40:01,016 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:40:01,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:01,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:40:01,025 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:40:01,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:01" (1/1) ... [2020-11-28 04:40:01,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b7c5719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:01, skipping insertion in model container [2020-11-28 04:40:01,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:01" (1/1) ... [2020-11-28 04:40:01,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:40:01,140 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:40:01,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:01,725 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:40:01,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:01,929 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:40:01,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:01 WrapperNode [2020-11-28 04:40:01,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:01,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:01,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:40:01,935 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:40:01,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:01" (1/1) ... [2020-11-28 04:40:01,974 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:01" (1/1) ... [2020-11-28 04:40:02,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:02,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:40:02,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:40:02,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:40:02,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:01" (1/1) ... [2020-11-28 04:40:02,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:01" (1/1) ... [2020-11-28 04:40:02,021 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:01" (1/1) ... [2020-11-28 04:40:02,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:01" (1/1) ... [2020-11-28 04:40:02,033 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:01" (1/1) ... [2020-11-28 04:40:02,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:01" (1/1) ... [2020-11-28 04:40:02,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:01" (1/1) ... [2020-11-28 04:40:02,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:40:02,049 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:40:02,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:40:02,049 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:40:02,050 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5c01a610-ba3c-49a5-b92d-2c5fcb66e988/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 04:40:02,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:40:02,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-28 04:40:02,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-28 04:40:02,172 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:40:02,172 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:40:02,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:40:02,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:40:02,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:40:02,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:40:02,174 INFO L130 BoogieDeclarations]: Found specification of procedure dec_a [2020-11-28 04:40:02,174 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_a [2020-11-28 04:40:02,174 INFO L130 BoogieDeclarations]: Found specification of procedure dec_b [2020-11-28 04:40:02,174 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_b [2020-11-28 04:40:02,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:40:02,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:40:02,176 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 04:40:02,947 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:40:02,948 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-11-28 04:40:02,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:40:02 BoogieIcfgContainer [2020-11-28 04:40:02,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:40:02,950 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:40:02,950 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:40:02,961 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:40:02,962 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:40:02" (1/1) ... [2020-11-28 04:40:02,963 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 04:40:02,970 INFO L168 Benchmark]: Toolchain (without parser) took 1952.47 ms. Allocated memory was 52.4 MB in the beginning and 77.6 MB in the end (delta: 25.2 MB). Free memory was 29.0 MB in the beginning and 56.7 MB in the end (delta: -27.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:40:02,971 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 52.4 MB. Free memory was 34.6 MB in the beginning and 34.6 MB in the end (delta: 46.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:40:02,974 INFO L168 Benchmark]: CACSL2BoogieTranslator took 913.28 ms. Allocated memory was 52.4 MB in the beginning and 77.6 MB in the end (delta: 25.2 MB). Free memory was 28.8 MB in the beginning and 43.5 MB in the end (delta: -14.7 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:02,975 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.00 ms. Allocated memory is still 77.6 MB. Free memory was 43.5 MB in the beginning and 41.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:02,976 INFO L168 Benchmark]: Boogie Preprocessor took 42.73 ms. Allocated memory is still 77.6 MB. Free memory was 41.4 MB in the beginning and 39.8 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:40:02,977 INFO L168 Benchmark]: RCFGBuilder took 900.63 ms. Allocated memory is still 77.6 MB. Free memory was 39.7 MB in the beginning and 57.6 MB in the end (delta: -17.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:02,977 INFO L168 Benchmark]: CodeCheck took 17.23 ms. Allocated memory is still 77.6 MB. Free memory was 57.6 MB in the beginning and 56.7 MB in the end (delta: 867.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:40:02,989 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 52.4 MB. Free memory was 34.6 MB in the beginning and 34.6 MB in the end (delta: 46.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 913.28 ms. Allocated memory was 52.4 MB in the beginning and 77.6 MB in the end (delta: 25.2 MB). Free memory was 28.8 MB in the beginning and 43.5 MB in the end (delta: -14.7 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 70.00 ms. Allocated memory is still 77.6 MB. Free memory was 43.5 MB in the beginning and 41.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 42.73 ms. Allocated memory is still 77.6 MB. Free memory was 41.4 MB in the beginning and 39.8 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 900.63 ms. Allocated memory is still 77.6 MB. Free memory was 39.7 MB in the beginning and 57.6 MB in the end (delta: -17.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * CodeCheck took 17.23 ms. Allocated memory is still 77.6 MB. Free memory was 57.6 MB in the beginning and 56.7 MB in the end (delta: 867.5 kB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...