./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/09_fmaxsym_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/09_fmaxsym_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b83cf1dba2cea7231240cacd36f738a3a55f34cd ........................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/09_fmaxsym_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b83cf1dba2cea7231240cacd36f738a3a55f34cd ............................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:25:59,820 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:25:59,822 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:25:59,830 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:25:59,830 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:25:59,830 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:25:59,831 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:25:59,833 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:25:59,834 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:25:59,835 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:25:59,835 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:25:59,836 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:25:59,836 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:25:59,837 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:25:59,838 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:25:59,839 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:25:59,839 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:25:59,841 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:25:59,842 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:25:59,843 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:25:59,844 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:25:59,845 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:25:59,847 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:25:59,847 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:25:59,847 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:25:59,848 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:25:59,849 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:25:59,850 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:25:59,850 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:25:59,851 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:25:59,851 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:25:59,852 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:25:59,852 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:25:59,852 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:25:59,853 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:25:59,854 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:25:59,854 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 16:25:59,865 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:25:59,865 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:25:59,866 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:25:59,866 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 16:25:59,866 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 16:25:59,866 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 16:25:59,866 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 16:25:59,867 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 16:25:59,867 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 16:25:59,867 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 16:25:59,867 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 16:25:59,867 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 16:25:59,867 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 16:25:59,868 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:25:59,868 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:25:59,868 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:25:59,868 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:25:59,868 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:25:59,869 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:25:59,869 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:25:59,870 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:25:59,870 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:25:59,870 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:25:59,870 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:25:59,870 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:25:59,870 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:25:59,870 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:25:59,871 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:25:59,871 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:25:59,871 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:25:59,871 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:25:59,871 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:25:59,871 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:25:59,871 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 16:25:59,871 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:25:59,871 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:25:59,872 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 16:25:59,872 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan 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 -> b83cf1dba2cea7231240cacd36f738a3a55f34cd [2018-11-18 16:25:59,898 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:25:59,907 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:25:59,909 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:25:59,910 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:25:59,911 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:25:59,911 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/09_fmaxsym_true-unreach-call.i [2018-11-18 16:25:59,953 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/data/2d71376ee/4a86174249754f6ca8b630e3be64ce5e/FLAG89c33b82d [2018-11-18 16:26:00,367 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:26:00,367 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/sv-benchmarks/c/pthread-ext/09_fmaxsym_true-unreach-call.i [2018-11-18 16:26:00,379 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/data/2d71376ee/4a86174249754f6ca8b630e3be64ce5e/FLAG89c33b82d [2018-11-18 16:26:00,729 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/data/2d71376ee/4a86174249754f6ca8b630e3be64ce5e [2018-11-18 16:26:00,732 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:26:00,733 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:26:00,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:26:00,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:26:00,736 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:26:00,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:26:00" (1/1) ... [2018-11-18 16:26:00,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43925670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:00, skipping insertion in model container [2018-11-18 16:26:00,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:26:00" (1/1) ... [2018-11-18 16:26:00,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:26:00,784 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:26:00,984 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:26:00,992 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:26:01,066 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:26:01,097 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:26:01,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:01 WrapperNode [2018-11-18 16:26:01,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:26:01,098 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:26:01,098 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:26:01,098 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:26:01,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:01" (1/1) ... [2018-11-18 16:26:01,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:01" (1/1) ... [2018-11-18 16:26:01,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:26:01,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:26:01,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:26:01,121 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:26:01,127 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:01" (1/1) ... [2018-11-18 16:26:01,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:01" (1/1) ... [2018-11-18 16:26:01,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:01" (1/1) ... [2018-11-18 16:26:01,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:01" (1/1) ... [2018-11-18 16:26:01,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:01" (1/1) ... [2018-11-18 16:26:01,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:01" (1/1) ... [2018-11-18 16:26:01,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:01" (1/1) ... [2018-11-18 16:26:01,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:26:01,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:26:01,146 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:26:01,146 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:26:01,147 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2018-11-18 16:26:01,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:26:01,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:26:01,205 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-18 16:26:01,205 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-18 16:26:01,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-18 16:26:01,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-18 16:26:01,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:26:01,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:26:01,205 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:26:01,205 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:26:01,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:26:01,206 INFO L130 BoogieDeclarations]: Found specification of procedure findMax [2018-11-18 16:26:01,206 INFO L138 BoogieDeclarations]: Found implementation of procedure findMax [2018-11-18 16:26:01,206 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-18 16:26:01,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-18 16:26:01,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:26:01,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:26:01,207 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-18 16:26:01,448 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1427) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:714) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:592) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:257) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 16:26:01,451 INFO L168 Benchmark]: Toolchain (without parser) took 718.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -127.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:26:01,452 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:26:01,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 364.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -153.9 MB). Peak memory consumption was 29.2 MB. Max. memory is 11.5 GB. [2018-11-18 16:26:01,453 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:26:01,454 INFO L168 Benchmark]: Boogie Preprocessor took 25.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:26:01,456 INFO L168 Benchmark]: RCFGBuilder took 303.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. [2018-11-18 16:26:01,459 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 364.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -153.9 MB). Peak memory consumption was 29.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 303.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed.: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1427) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 16:26:03,063 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:26:03,065 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:26:03,074 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:26:03,074 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:26:03,075 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:26:03,075 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:26:03,077 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:26:03,078 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:26:03,079 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:26:03,079 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:26:03,080 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:26:03,080 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:26:03,081 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:26:03,081 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:26:03,082 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:26:03,083 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:26:03,085 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:26:03,086 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:26:03,087 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:26:03,088 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:26:03,089 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:26:03,091 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:26:03,091 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:26:03,091 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:26:03,092 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:26:03,093 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:26:03,093 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:26:03,094 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:26:03,094 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:26:03,095 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:26:03,095 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:26:03,095 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:26:03,095 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:26:03,096 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:26:03,097 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:26:03,097 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 16:26:03,107 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:26:03,107 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:26:03,108 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:26:03,108 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 16:26:03,108 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 16:26:03,108 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 16:26:03,109 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 16:26:03,109 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 16:26:03,109 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 16:26:03,109 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 16:26:03,109 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:26:03,110 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:26:03,110 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:26:03,110 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:26:03,110 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:26:03,110 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:26:03,110 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:26:03,110 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 16:26:03,111 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 16:26:03,111 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:26:03,111 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:26:03,111 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:26:03,111 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:26:03,111 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:26:03,111 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:26:03,111 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:26:03,112 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:26:03,112 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:26:03,112 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:26:03,112 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:26:03,112 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:26:03,112 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 16:26:03,112 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:26:03,112 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 16:26:03,113 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 16:26:03,113 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan 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 -> b83cf1dba2cea7231240cacd36f738a3a55f34cd [2018-11-18 16:26:03,145 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:26:03,153 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:26:03,155 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:26:03,157 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:26:03,157 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:26:03,157 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/09_fmaxsym_true-unreach-call.i [2018-11-18 16:26:03,200 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/data/de1428867/72dbefa3e75340c69ded56be81a5c8e1/FLAG984092ba1 [2018-11-18 16:26:03,606 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:26:03,607 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/sv-benchmarks/c/pthread-ext/09_fmaxsym_true-unreach-call.i [2018-11-18 16:26:03,617 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/data/de1428867/72dbefa3e75340c69ded56be81a5c8e1/FLAG984092ba1 [2018-11-18 16:26:03,977 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/data/de1428867/72dbefa3e75340c69ded56be81a5c8e1 [2018-11-18 16:26:03,980 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:26:03,981 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:26:03,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:26:03,982 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:26:03,985 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:26:03,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:26:03" (1/1) ... [2018-11-18 16:26:03,988 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75ace43f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:03, skipping insertion in model container [2018-11-18 16:26:03,988 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:26:03" (1/1) ... [2018-11-18 16:26:03,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:26:04,030 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:26:04,291 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:26:04,301 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:26:04,341 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:26:04,385 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:26:04,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:04 WrapperNode [2018-11-18 16:26:04,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:26:04,386 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:26:04,386 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:26:04,387 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:26:04,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:04" (1/1) ... [2018-11-18 16:26:04,459 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:04" (1/1) ... [2018-11-18 16:26:04,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:26:04,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:26:04,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:26:04,468 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:26:04,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:04" (1/1) ... [2018-11-18 16:26:04,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:04" (1/1) ... [2018-11-18 16:26:04,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:04" (1/1) ... [2018-11-18 16:26:04,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:04" (1/1) ... [2018-11-18 16:26:04,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:04" (1/1) ... [2018-11-18 16:26:04,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:04" (1/1) ... [2018-11-18 16:26:04,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:04" (1/1) ... [2018-11-18 16:26:04,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:26:04,503 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:26:04,503 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:26:04,503 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:26:04,504 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:26:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1084fc38-3c5b-4e07-ab0b-150207b3d4dc/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2018-11-18 16:26:04,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:26:04,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 16:26:04,545 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-18 16:26:04,545 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-18 16:26:04,545 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-18 16:26:04,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-18 16:26:04,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:26:04,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:26:04,546 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:26:04,546 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:26:04,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:26:04,546 INFO L130 BoogieDeclarations]: Found specification of procedure findMax [2018-11-18 16:26:04,546 INFO L138 BoogieDeclarations]: Found implementation of procedure findMax [2018-11-18 16:26:04,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-18 16:26:04,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-18 16:26:04,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:26:04,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:26:04,548 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-18 16:26:04,760 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1427) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:714) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:592) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:257) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 16:26:04,762 INFO L168 Benchmark]: Toolchain (without parser) took 782.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -138.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:26:04,764 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:26:04,764 INFO L168 Benchmark]: CACSL2BoogieTranslator took 404.49 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 912.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-18 16:26:04,765 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 912.2 MB in the beginning and 1.1 GB in the end (delta: -195.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. [2018-11-18 16:26:04,765 INFO L168 Benchmark]: Boogie Preprocessor took 34.58 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:26:04,765 INFO L168 Benchmark]: RCFGBuilder took 259.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:26:04,768 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 404.49 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 912.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 912.2 MB in the beginning and 1.1 GB in the end (delta: -195.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.58 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 259.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed.: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1427) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...