./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/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 348689cdb34e1e79912c033f600a6be74fe51b98 ................................................................................................................................................................................................... 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_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/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 348689cdb34e1e79912c033f600a6be74fe51b98 ................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: already ended atomic mode --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 20:30:05,168 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 20:30:05,169 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 20:30:05,175 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 20:30:05,175 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 20:30:05,175 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 20:30:05,176 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 20:30:05,177 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 20:30:05,177 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 20:30:05,178 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 20:30:05,178 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 20:30:05,178 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 20:30:05,179 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 20:30:05,179 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 20:30:05,180 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 20:30:05,180 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 20:30:05,180 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 20:30:05,181 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 20:30:05,182 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 20:30:05,183 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 20:30:05,183 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 20:30:05,184 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 20:30:05,185 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 20:30:05,185 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 20:30:05,185 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 20:30:05,185 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 20:30:05,186 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 20:30:05,186 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 20:30:05,186 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 20:30:05,187 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 20:30:05,187 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 20:30:05,187 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 20:30:05,187 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 20:30:05,188 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 20:30:05,188 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 20:30:05,188 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 20:30:05,188 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-08 20:30:05,195 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 20:30:05,195 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 20:30:05,196 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 20:30:05,196 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 20:30:05,196 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 20:30:05,196 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 20:30:05,196 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 20:30:05,196 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-08 20:30:05,196 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 20:30:05,196 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 20:30:05,196 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-08 20:30:05,196 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-08 20:30:05,197 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 20:30:05,197 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 20:30:05,197 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 20:30:05,197 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 20:30:05,197 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 20:30:05,197 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 20:30:05,197 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 20:30:05,197 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 20:30:05,197 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 20:30:05,198 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 20:30:05,198 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 20:30:05,198 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 20:30:05,198 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 20:30:05,198 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 20:30:05,198 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 20:30:05,198 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 20:30:05,198 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 20:30:05,198 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 20:30:05,198 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 20:30:05,198 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 20:30:05,198 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-08 20:30:05,199 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 20:30:05,199 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 20:30:05,199 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 20:30:05,199 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_896c9066-db1d-4077-8be6-5f53f17c6dfc/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 -> 348689cdb34e1e79912c033f600a6be74fe51b98 [2018-12-08 20:30:05,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 20:30:05,224 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 20:30:05,226 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 20:30:05,227 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 20:30:05,227 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 20:30:05,227 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/../../sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i [2018-12-08 20:30:05,263 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/data/cb32e8a6a/505da24e986a413985c65f12973b9908/FLAGb1da260c8 [2018-12-08 20:30:05,711 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 20:30:05,712 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i [2018-12-08 20:30:05,718 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/data/cb32e8a6a/505da24e986a413985c65f12973b9908/FLAGb1da260c8 [2018-12-08 20:30:05,726 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/data/cb32e8a6a/505da24e986a413985c65f12973b9908 [2018-12-08 20:30:05,728 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 20:30:05,729 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 20:30:05,729 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 20:30:05,729 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 20:30:05,731 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 20:30:05,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 08:30:05" (1/1) ... [2018-12-08 20:30:05,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3add549f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:05, skipping insertion in model container [2018-12-08 20:30:05,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 08:30:05" (1/1) ... [2018-12-08 20:30:05,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 20:30:05,755 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 20:30:05,912 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 20:30:05,919 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 20:30:05,980 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 20:30:06,011 INFO L195 MainTranslator]: Completed translation [2018-12-08 20:30:06,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:06 WrapperNode [2018-12-08 20:30:06,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 20:30:06,012 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 20:30:06,012 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 20:30:06,012 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 20:30:06,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:06" (1/1) ... [2018-12-08 20:30:06,026 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:06" (1/1) ... [2018-12-08 20:30:06,040 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 20:30:06,040 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 20:30:06,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 20:30:06,041 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 20:30:06,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:06" (1/1) ... [2018-12-08 20:30:06,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:06" (1/1) ... [2018-12-08 20:30:06,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:06" (1/1) ... [2018-12-08 20:30:06,048 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:06" (1/1) ... [2018-12-08 20:30:06,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:06" (1/1) ... [2018-12-08 20:30:06,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:06" (1/1) ... [2018-12-08 20:30:06,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:06" (1/1) ... [2018-12-08 20:30:06,055 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 20:30:06,055 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 20:30:06,055 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 20:30:06,055 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 20:30:06,056 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/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 [2018-12-08 20:30:06,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 20:30:06,098 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2018-12-08 20:30:06,098 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2018-12-08 20:30:06,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 20:30:06,098 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-08 20:30:06,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 20:30:06,098 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-08 20:30:06,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 20:30:06,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 20:30:06,100 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-08 20:30:06,211 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.AssertionError: already ended atomic mode at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1174) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:670) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:553) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:254) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2018-12-08 20:30:06,213 INFO L168 Benchmark]: Toolchain (without parser) took 484.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -119.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 20:30:06,214 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 20:30:06,214 INFO L168 Benchmark]: CACSL2BoogieTranslator took 282.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -139.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. [2018-12-08 20:30:06,215 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.62 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. [2018-12-08 20:30:06,215 INFO L168 Benchmark]: Boogie Preprocessor took 14.50 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. [2018-12-08 20:30:06,216 INFO L168 Benchmark]: RCFGBuilder took 157.29 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2018-12-08 20:30:06,217 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 282.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -139.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.62 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.50 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 157.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1174) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-08 20:30:07,560 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 20:30:07,561 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 20:30:07,567 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 20:30:07,567 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 20:30:07,568 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 20:30:07,568 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 20:30:07,569 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 20:30:07,570 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 20:30:07,570 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 20:30:07,571 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 20:30:07,571 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 20:30:07,572 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 20:30:07,572 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 20:30:07,573 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 20:30:07,573 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 20:30:07,573 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 20:30:07,574 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 20:30:07,575 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 20:30:07,576 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 20:30:07,576 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 20:30:07,577 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 20:30:07,578 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 20:30:07,578 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 20:30:07,578 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 20:30:07,579 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 20:30:07,579 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 20:30:07,580 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 20:30:07,580 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 20:30:07,581 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 20:30:07,581 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 20:30:07,581 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 20:30:07,581 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 20:30:07,581 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 20:30:07,582 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 20:30:07,582 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 20:30:07,582 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-08 20:30:07,590 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 20:30:07,590 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 20:30:07,590 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 20:30:07,590 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 20:30:07,591 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 20:30:07,591 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 20:30:07,591 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 20:30:07,591 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 20:30:07,591 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 20:30:07,591 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 20:30:07,592 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 20:30:07,592 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 20:30:07,592 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 20:30:07,592 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 20:30:07,592 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 20:30:07,592 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 20:30:07,592 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 20:30:07,593 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 20:30:07,593 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 20:30:07,593 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 20:30:07,593 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 20:30:07,593 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 20:30:07,593 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 20:30:07,593 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 20:30:07,593 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 20:30:07,594 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 20:30:07,594 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 20:30:07,594 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 20:30:07,594 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 20:30:07,594 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 20:30:07,594 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 20:30:07,594 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 20:30:07,594 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 20:30:07,595 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 20:30:07,595 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 20:30:07,595 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_896c9066-db1d-4077-8be6-5f53f17c6dfc/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 -> 348689cdb34e1e79912c033f600a6be74fe51b98 [2018-12-08 20:30:07,614 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 20:30:07,623 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 20:30:07,626 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 20:30:07,627 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 20:30:07,627 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 20:30:07,628 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/../../sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i [2018-12-08 20:30:07,669 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/data/c7bc79d33/c3603ad448414c52affbec438b190fa2/FLAG5dd05b34d [2018-12-08 20:30:08,039 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 20:30:08,039 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i [2018-12-08 20:30:08,045 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/data/c7bc79d33/c3603ad448414c52affbec438b190fa2/FLAG5dd05b34d [2018-12-08 20:30:08,400 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/bin-2019/utaipan/data/c7bc79d33/c3603ad448414c52affbec438b190fa2 [2018-12-08 20:30:08,402 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 20:30:08,403 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 20:30:08,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 20:30:08,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 20:30:08,406 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 20:30:08,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 08:30:08" (1/1) ... [2018-12-08 20:30:08,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36ed43a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:08, skipping insertion in model container [2018-12-08 20:30:08,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 08:30:08" (1/1) ... [2018-12-08 20:30:08,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 20:30:08,431 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 20:30:08,596 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 20:30:08,605 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 20:30:08,631 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 20:30:08,709 INFO L195 MainTranslator]: Completed translation [2018-12-08 20:30:08,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:08 WrapperNode [2018-12-08 20:30:08,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 20:30:08,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 20:30:08,710 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 20:30:08,710 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 20:30:08,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:08" (1/1) ... [2018-12-08 20:30:08,727 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:08" (1/1) ... [2018-12-08 20:30:08,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 20:30:08,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 20:30:08,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 20:30:08,743 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 20:30:08,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:08" (1/1) ... [2018-12-08 20:30:08,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:08" (1/1) ... [2018-12-08 20:30:08,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:08" (1/1) ... [2018-12-08 20:30:08,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:08" (1/1) ... [2018-12-08 20:30:08,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:08" (1/1) ... [2018-12-08 20:30:08,760 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:08" (1/1) ... [2018-12-08 20:30:08,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:08" (1/1) ... [2018-12-08 20:30:08,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 20:30:08,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 20:30:08,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 20:30:08,765 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 20:30:08,765 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:30:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_896c9066-db1d-4077-8be6-5f53f17c6dfc/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 [2018-12-08 20:30:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 20:30:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2018-12-08 20:30:08,798 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2018-12-08 20:30:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-08 20:30:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 20:30:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 20:30:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-08 20:30:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 20:30:08,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 20:30:08,799 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-08 20:30:08,917 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.AssertionError: already ended atomic mode at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1174) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:670) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:553) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:254) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2018-12-08 20:30:08,919 INFO L168 Benchmark]: Toolchain (without parser) took 516.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -172.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 20:30:08,920 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 20:30:08,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 305.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -197.2 MB). Peak memory consumption was 49.5 MB. Max. memory is 11.5 GB. [2018-12-08 20:30:08,921 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.87 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-08 20:30:08,921 INFO L168 Benchmark]: Boogie Preprocessor took 21.55 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. [2018-12-08 20:30:08,921 INFO L168 Benchmark]: RCFGBuilder took 154.27 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: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-12-08 20:30:08,923 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 305.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -197.2 MB). Peak memory consumption was 49.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 154.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1174) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...