./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer_false-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_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/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 18b75346ba547efede6cd108ef43e8ebc830a115 ............................................................................................................................................................................................................................. 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_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/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 18b75346ba547efede6cd108ef43e8ebc830a115 .......................................................................................................................................................................................................................... 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 14:37:00,167 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:37:00,169 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:37:00,177 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:37:00,178 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:37:00,178 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:37:00,179 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:37:00,180 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:37:00,181 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:37:00,182 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:37:00,183 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:37:00,183 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:37:00,184 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:37:00,184 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:37:00,185 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:37:00,186 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:37:00,186 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:37:00,188 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:37:00,189 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:37:00,190 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:37:00,191 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:37:00,192 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:37:00,193 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:37:00,194 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:37:00,194 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:37:00,194 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:37:00,195 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:37:00,196 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:37:00,196 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:37:00,197 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:37:00,197 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:37:00,198 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:37:00,198 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:37:00,198 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:37:00,199 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:37:00,199 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:37:00,200 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 14:37:00,210 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:37:00,210 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:37:00,211 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:37:00,211 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 14:37:00,211 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 14:37:00,212 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 14:37:00,212 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 14:37:00,212 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 14:37:00,212 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 14:37:00,212 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 14:37:00,212 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 14:37:00,212 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 14:37:00,213 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 14:37:00,213 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:37:00,213 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:37:00,213 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:37:00,214 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:37:00,214 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:37:00,214 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:37:00,214 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:37:00,214 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:37:00,214 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:37:00,214 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:37:00,215 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:37:00,215 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:37:00,215 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:37:00,215 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:37:00,215 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:37:00,215 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:37:00,215 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:37:00,216 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:37:00,216 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:37:00,216 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:37:00,216 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 14:37:00,216 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:37:00,216 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:37:00,216 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 14:37:00,217 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_783a79b6-720c-4745-9e50-5015a1207d53/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 -> 18b75346ba547efede6cd108ef43e8ebc830a115 [2018-11-18 14:37:00,240 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:37:00,250 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:37:00,253 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:37:00,254 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:37:00,254 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:37:00,254 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer_false-unreach-call.i [2018-11-18 14:37:00,293 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/data/30174bf84/0ab3a90672d84f75bd211e8e5bfdeffe/FLAGea0e92518 [2018-11-18 14:37:00,660 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:37:00,660 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/sv-benchmarks/c/pthread-ext/26_stack_cas_longer_false-unreach-call.i [2018-11-18 14:37:00,667 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/data/30174bf84/0ab3a90672d84f75bd211e8e5bfdeffe/FLAGea0e92518 [2018-11-18 14:37:01,051 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/data/30174bf84/0ab3a90672d84f75bd211e8e5bfdeffe [2018-11-18 14:37:01,053 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:37:01,054 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:37:01,054 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:37:01,054 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:37:01,056 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:37:01,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:37:01" (1/1) ... [2018-11-18 14:37:01,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@721e227 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:01, skipping insertion in model container [2018-11-18 14:37:01,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:37:01" (1/1) ... [2018-11-18 14:37:01,065 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:37:01,097 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:37:01,315 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:37:01,326 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:37:01,422 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:37:01,469 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:37:01,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:01 WrapperNode [2018-11-18 14:37:01,470 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:37:01,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:37:01,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:37:01,470 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:37:01,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:01" (1/1) ... [2018-11-18 14:37:01,491 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:01" (1/1) ... [2018-11-18 14:37:01,498 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:37:01,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:37:01,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:37:01,499 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:37:01,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:01" (1/1) ... [2018-11-18 14:37:01,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:01" (1/1) ... [2018-11-18 14:37:01,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:01" (1/1) ... [2018-11-18 14:37:01,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:01" (1/1) ... [2018-11-18 14:37:01,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:01" (1/1) ... [2018-11-18 14:37:01,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:01" (1/1) ... [2018-11-18 14:37:01,523 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:01" (1/1) ... [2018-11-18 14:37:01,526 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:37:01,526 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:37:01,526 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:37:01,526 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:37:01,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/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 14:37:01,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 14:37:01,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-11-18 14:37:01,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-11-18 14:37:01,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:37:01,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 14:37:01,572 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-18 14:37:01,572 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-18 14:37:01,572 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-18 14:37:01,572 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-18 14:37:01,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 14:37:01,573 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-18 14:37:01,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-18 14:37:01,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:37:01,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:37:01,573 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-11-18 14:37:01,573 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-11-18 14:37:01,573 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:37:01,573 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:37:01,573 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-11-18 14:37:01,573 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-11-18 14:37:01,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:37:01,573 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-11-18 14:37:01,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-11-18 14:37:01,574 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-11-18 14:37:01,574 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-11-18 14:37:01,574 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-11-18 14:37:01,574 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-11-18 14:37:01,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-18 14:37:01,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-18 14:37:01,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:37:01,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:37:01,576 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 14:37:01,739 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 14:37:01,741 INFO L168 Benchmark]: Toolchain (without parser) took 688.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 955.7 MB in the beginning and 1.1 GB in the end (delta: -129.8 MB). Peak memory consumption was 5.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:01,742 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:37:01,743 INFO L168 Benchmark]: CACSL2BoogieTranslator took 415.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 955.7 MB in the beginning and 1.1 GB in the end (delta: -155.5 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:01,744 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.02 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 14:37:01,745 INFO L168 Benchmark]: Boogie Preprocessor took 27.48 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:01,745 INFO L168 Benchmark]: RCFGBuilder took 214.64 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: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:01,748 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 415.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 955.7 MB in the beginning and 1.1 GB in the end (delta: -155.5 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 214.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed.: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1427) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 14:37:03,196 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:37:03,197 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:37:03,204 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:37:03,205 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:37:03,205 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:37:03,206 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:37:03,207 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:37:03,208 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:37:03,209 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:37:03,210 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:37:03,210 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:37:03,210 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:37:03,211 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:37:03,212 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:37:03,212 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:37:03,213 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:37:03,214 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:37:03,216 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:37:03,217 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:37:03,218 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:37:03,218 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:37:03,220 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:37:03,220 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:37:03,221 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:37:03,221 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:37:03,222 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:37:03,222 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:37:03,223 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:37:03,224 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:37:03,224 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:37:03,224 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:37:03,224 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:37:03,225 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:37:03,225 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:37:03,226 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:37:03,226 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 14:37:03,237 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:37:03,237 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:37:03,238 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:37:03,238 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 14:37:03,238 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 14:37:03,238 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 14:37:03,238 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 14:37:03,239 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 14:37:03,239 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 14:37:03,239 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 14:37:03,240 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:37:03,240 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:37:03,240 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:37:03,240 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:37:03,240 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:37:03,240 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:37:03,240 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:37:03,240 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 14:37:03,241 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 14:37:03,241 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:37:03,241 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:37:03,241 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:37:03,241 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:37:03,241 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:37:03,241 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:37:03,242 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:37:03,242 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:37:03,242 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:37:03,242 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:37:03,242 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:37:03,242 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:37:03,242 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 14:37:03,243 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:37:03,243 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 14:37:03,243 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 14:37:03,243 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_783a79b6-720c-4745-9e50-5015a1207d53/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 -> 18b75346ba547efede6cd108ef43e8ebc830a115 [2018-11-18 14:37:03,271 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:37:03,280 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:37:03,282 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:37:03,283 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:37:03,283 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:37:03,284 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer_false-unreach-call.i [2018-11-18 14:37:03,320 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/data/952e11528/1f50589459e74bf98c0fd6e3f468652d/FLAG798023766 [2018-11-18 14:37:03,766 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:37:03,766 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/sv-benchmarks/c/pthread-ext/26_stack_cas_longer_false-unreach-call.i [2018-11-18 14:37:03,775 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/data/952e11528/1f50589459e74bf98c0fd6e3f468652d/FLAG798023766 [2018-11-18 14:37:03,784 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/bin-2019/utaipan/data/952e11528/1f50589459e74bf98c0fd6e3f468652d [2018-11-18 14:37:03,786 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:37:03,787 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:37:03,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:37:03,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:37:03,790 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:37:03,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:37:03" (1/1) ... [2018-11-18 14:37:03,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33ff4cdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:03, skipping insertion in model container [2018-11-18 14:37:03,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:37:03" (1/1) ... [2018-11-18 14:37:03,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:37:03,831 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:37:04,085 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:37:04,096 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:37:04,135 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:37:04,250 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:37:04,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:04 WrapperNode [2018-11-18 14:37:04,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:37:04,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:37:04,251 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:37:04,251 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:37:04,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:04" (1/1) ... [2018-11-18 14:37:04,268 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:04" (1/1) ... [2018-11-18 14:37:04,275 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:37:04,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:37:04,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:37:04,275 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:37:04,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:04" (1/1) ... [2018-11-18 14:37:04,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:04" (1/1) ... [2018-11-18 14:37:04,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:04" (1/1) ... [2018-11-18 14:37:04,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:04" (1/1) ... [2018-11-18 14:37:04,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:04" (1/1) ... [2018-11-18 14:37:04,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:04" (1/1) ... [2018-11-18 14:37:04,301 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:04" (1/1) ... [2018-11-18 14:37:04,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:37:04,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:37:04,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:37:04,305 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:37:04,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_783a79b6-720c-4745-9e50-5015a1207d53/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 14:37:04,342 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-11-18 14:37:04,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-11-18 14:37:04,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:37:04,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 14:37:04,342 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-18 14:37:04,342 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-18 14:37:04,343 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-18 14:37:04,343 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-18 14:37:04,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 14:37:04,343 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-18 14:37:04,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-18 14:37:04,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:37:04,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:37:04,343 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-11-18 14:37:04,343 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-11-18 14:37:04,344 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:37:04,344 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:37:04,344 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-11-18 14:37:04,344 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-11-18 14:37:04,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:37:04,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 14:37:04,344 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-11-18 14:37:04,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-11-18 14:37:04,344 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-11-18 14:37:04,344 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-11-18 14:37:04,345 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-11-18 14:37:04,345 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-11-18 14:37:04,345 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-18 14:37:04,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-18 14:37:04,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:37:04,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:37:04,346 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 14:37:04,462 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 14:37:04,464 INFO L168 Benchmark]: Toolchain (without parser) took 677.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -141.8 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:04,465 INFO L168 Benchmark]: CDTParser took 0.12 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 14:37:04,466 INFO L168 Benchmark]: CACSL2BoogieTranslator took 463.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -174.3 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:04,466 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:04,467 INFO L168 Benchmark]: Boogie Preprocessor took 29.41 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 14:37:04,467 INFO L168 Benchmark]: RCFGBuilder took 158.88 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: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:04,470 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 463.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -174.3 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.41 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 158.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed.: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1427) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...