./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack_longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1891bb638db5c84e8fa01d5309bc212f15b49e23 ...................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1891bb638db5c84e8fa01d5309bc212f15b49e23 .......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:39:10,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:39:10,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:39:10,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:39:10,057 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:39:10,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:39:10,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:39:10,068 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:39:10,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:39:10,076 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:39:10,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:39:10,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:39:10,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:39:10,080 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:39:10,081 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:39:10,082 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:39:10,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:39:10,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:39:10,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:39:10,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:39:10,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:39:10,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:39:10,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:39:10,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:39:10,096 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:39:10,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:39:10,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:39:10,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:39:10,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:39:10,099 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:39:10,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:39:10,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:39:10,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:39:10,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:39:10,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:39:10,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:39:10,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:39:10,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:39:10,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:39:10,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:39:10,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:39:10,104 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:39:10,116 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:39:10,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:39:10,117 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:39:10,117 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:39:10,117 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:39:10,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:39:10,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:39:10,118 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:39:10,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:39:10,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:39:10,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:39:10,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:39:10,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:39:10,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:39:10,119 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:39:10,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:39:10,119 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:39:10,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:39:10,120 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:39:10,120 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:39:10,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:39:10,120 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:39:10,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:39:10,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:39:10,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:39:10,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:39:10,121 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:39:10,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:39:10,122 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:39:10,122 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1891bb638db5c84e8fa01d5309bc212f15b49e23 [2019-11-26 02:39:10,266 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:39:10,275 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:39:10,278 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:39:10,279 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:39:10,280 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:39:10,280 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/../../sv-benchmarks/c/pthread/stack_longer-1.i [2019-11-26 02:39:10,329 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/data/1bf563e35/6624b3250c9d47efacd52ff428543ef5/FLAGb1fe407d8 [2019-11-26 02:39:10,768 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:39:10,768 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/sv-benchmarks/c/pthread/stack_longer-1.i [2019-11-26 02:39:10,789 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/data/1bf563e35/6624b3250c9d47efacd52ff428543ef5/FLAGb1fe407d8 [2019-11-26 02:39:11,068 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/data/1bf563e35/6624b3250c9d47efacd52ff428543ef5 [2019-11-26 02:39:11,070 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:39:11,071 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:39:11,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:39:11,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:39:11,075 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:39:11,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:39:11" (1/1) ... [2019-11-26 02:39:11,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@424000bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:11, skipping insertion in model container [2019-11-26 02:39:11,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:39:11" (1/1) ... [2019-11-26 02:39:11,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:39:11,145 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:39:11,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:39:11,701 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:39:11,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:39:11,896 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:39:11,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:11 WrapperNode [2019-11-26 02:39:11,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:39:11,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:39:11,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:39:11,897 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:39:11,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:11" (1/1) ... [2019-11-26 02:39:11,943 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:11" (1/1) ... [2019-11-26 02:39:11,987 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:39:11,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:39:11,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:39:11,988 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:39:11,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:11" (1/1) ... [2019-11-26 02:39:11,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:11" (1/1) ... [2019-11-26 02:39:12,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:11" (1/1) ... [2019-11-26 02:39:12,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:11" (1/1) ... [2019-11-26 02:39:12,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:11" (1/1) ... [2019-11-26 02:39:12,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:11" (1/1) ... [2019-11-26 02:39:12,039 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:11" (1/1) ... [2019-11-26 02:39:12,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:39:12,054 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:39:12,054 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:39:12,054 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:39:12,055 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:39:12,120 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-11-26 02:39:12,121 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-11-26 02:39:12,121 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-11-26 02:39:12,122 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-11-26 02:39:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:39:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:39:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-26 02:39:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-26 02:39:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2019-11-26 02:39:12,124 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2019-11-26 02:39:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-11-26 02:39:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-11-26 02:39:12,124 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-11-26 02:39:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:39:12,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:39:12,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:39:12,128 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-26 02:39:12,674 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:39:12,674 INFO L284 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-26 02:39:12,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:39:12 BoogieIcfgContainer [2019-11-26 02:39:12,676 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:39:12,676 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:39:12,676 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:39:12,693 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:39:12,693 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:39:12" (1/1) ... [2019-11-26 02:39:12,697 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-26 02:39:12,712 INFO L168 Benchmark]: Toolchain (without parser) took 1640.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 939.3 MB in the beginning and 1.0 GB in the end (delta: -106.7 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:39:12,714 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:39:12,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 825.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -150.5 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:39:12,728 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:39:12,729 INFO L168 Benchmark]: Boogie Preprocessor took 66.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:39:12,729 INFO L168 Benchmark]: RCFGBuilder took 622.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:39:12,730 INFO L168 Benchmark]: CodeCheck took 34.30 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:39:12,733 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 825.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -150.5 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 89.85 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 66.18 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 622.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. * CodeCheck took 34.30 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-6b5699a [2019-11-26 02:39:14,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:39:14,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:39:14,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:39:14,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:39:14,643 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:39:14,645 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:39:14,654 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:39:14,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:39:14,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:39:14,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:39:14,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:39:14,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:39:14,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:39:14,667 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:39:14,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:39:14,669 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:39:14,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:39:14,671 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:39:14,674 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:39:14,675 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:39:14,676 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:39:14,677 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:39:14,678 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:39:14,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:39:14,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:39:14,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:39:14,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:39:14,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:39:14,684 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:39:14,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:39:14,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:39:14,685 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:39:14,686 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:39:14,687 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:39:14,687 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:39:14,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:39:14,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:39:14,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:39:14,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:39:14,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:39:14,691 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-11-26 02:39:14,706 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:39:14,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:39:14,707 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:39:14,707 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:39:14,708 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:39:14,708 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:39:14,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:39:14,709 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:39:14,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:39:14,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:39:14,709 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:39:14,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:39:14,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:39:14,710 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 02:39:14,710 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 02:39:14,710 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 02:39:14,711 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:39:14,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:39:14,711 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:39:14,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:39:14,711 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:39:14,712 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:39:14,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:39:14,712 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:39:14,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:39:14,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:39:14,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:39:14,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:39:14,713 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-26 02:39:14,714 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 02:39:14,714 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:39:14,714 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-26 02:39:14,714 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:39:14,714 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1891bb638db5c84e8fa01d5309bc212f15b49e23 [2019-11-26 02:39:15,021 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:39:15,031 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:39:15,034 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:39:15,035 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:39:15,036 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:39:15,036 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/../../sv-benchmarks/c/pthread/stack_longer-1.i [2019-11-26 02:39:15,101 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/data/ba8f07a2e/ba0a76a4a2fa4b1581ec3cd5729df1c0/FLAGcf0c35d87 [2019-11-26 02:39:15,628 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:39:15,629 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/sv-benchmarks/c/pthread/stack_longer-1.i [2019-11-26 02:39:15,647 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/data/ba8f07a2e/ba0a76a4a2fa4b1581ec3cd5729df1c0/FLAGcf0c35d87 [2019-11-26 02:39:15,930 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/data/ba8f07a2e/ba0a76a4a2fa4b1581ec3cd5729df1c0 [2019-11-26 02:39:15,933 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:39:15,935 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:39:15,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:39:15,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:39:15,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:39:15,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:39:15" (1/1) ... [2019-11-26 02:39:15,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b06b4c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:15, skipping insertion in model container [2019-11-26 02:39:15,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:39:15" (1/1) ... [2019-11-26 02:39:15,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:39:16,017 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:39:16,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:39:16,640 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:39:16,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:39:16,868 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:39:16,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:16 WrapperNode [2019-11-26 02:39:16,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:39:16,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:39:16,870 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:39:16,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:39:16,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:16" (1/1) ... [2019-11-26 02:39:16,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:16" (1/1) ... [2019-11-26 02:39:16,963 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:39:16,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:39:16,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:39:16,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:39:16,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:16" (1/1) ... [2019-11-26 02:39:16,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:16" (1/1) ... [2019-11-26 02:39:16,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:16" (1/1) ... [2019-11-26 02:39:16,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:16" (1/1) ... [2019-11-26 02:39:16,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:16" (1/1) ... [2019-11-26 02:39:16,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:16" (1/1) ... [2019-11-26 02:39:16,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:16" (1/1) ... [2019-11-26 02:39:17,011 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:39:17,012 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:39:17,012 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:39:17,012 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:39:17,013 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:39:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_79c669ff-40ed-4723-b7cf-6a0e5bf20eba/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:39:17,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-26 02:39:17,081 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-11-26 02:39:17,081 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-11-26 02:39:17,081 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-11-26 02:39:17,082 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-11-26 02:39:17,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:39:17,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:39:17,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-26 02:39:17,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-26 02:39:17,083 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2019-11-26 02:39:17,083 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2019-11-26 02:39:17,083 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-11-26 02:39:17,083 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-11-26 02:39:17,083 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-11-26 02:39:17,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:39:17,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:39:17,086 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-26 02:39:17,696 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:39:17,697 INFO L284 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-26 02:39:17,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:39:17 BoogieIcfgContainer [2019-11-26 02:39:17,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:39:17,699 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:39:17,699 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:39:17,714 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:39:17,715 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:39:17" (1/1) ... [2019-11-26 02:39:17,716 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-26 02:39:17,724 INFO L168 Benchmark]: Toolchain (without parser) took 1787.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 956.4 MB in the beginning and 1.0 GB in the end (delta: -91.6 MB). Peak memory consumption was 52.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:39:17,724 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:39:17,726 INFO L168 Benchmark]: CACSL2BoogieTranslator took 931.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -129.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:39:17,727 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.73 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:39:17,727 INFO L168 Benchmark]: Boogie Preprocessor took 48.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:39:17,728 INFO L168 Benchmark]: RCFGBuilder took 686.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 37.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:39:17,729 INFO L168 Benchmark]: CodeCheck took 21.72 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:39:17,739 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 931.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -129.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 93.73 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 48.38 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 686.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 37.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. * CodeCheck took 21.72 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...