./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/05_tas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/05_tas.i -s /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cf2d34e5021d5abdfc442d361225a6c216939b97 .................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/05_tas.i -s /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cf2d34e5021d5abdfc442d361225a6c216939b97 ....................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:42:20,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:42:20,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:42:20,808 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:42:20,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:42:20,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:42:20,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:42:20,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:42:20,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:42:20,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:42:20,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:42:20,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:42:20,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:42:20,842 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:42:20,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:42:20,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:42:20,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:42:20,855 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:42:20,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:42:20,868 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:42:20,869 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:42:20,872 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:42:20,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:42:20,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:42:20,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:42:20,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:42:20,879 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:42:20,880 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:42:20,881 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:42:20,882 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:42:20,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:42:20,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:42:20,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:42:20,886 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:42:20,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:42:20,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:42:20,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:42:20,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:42:20,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:42:20,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:42:20,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:42:20,894 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:42:20,921 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:42:20,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:42:20,923 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:42:20,924 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:42:20,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:42:20,925 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:42:20,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:42:20,925 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:42:20,926 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:42:20,926 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:42:20,926 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:42:20,926 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:42:20,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:42:20,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:42:20,927 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:42:20,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:42:20,928 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:42:20,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:42:20,929 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:42:20,929 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:42:20,929 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:42:20,930 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:42:20,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:20,930 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:42:20,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:42:20,931 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:42:20,931 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:42:20,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:42:20,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:42:20,932 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf2d34e5021d5abdfc442d361225a6c216939b97 [2020-11-28 04:42:21,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:42:21,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:42:21,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:42:21,238 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:42:21,240 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:42:21,241 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/../../sv-benchmarks/c/pthread-ext/05_tas.i [2020-11-28 04:42:21,355 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/data/63bcec3f2/e020c9ef42944ff9b01f773edc45507b/FLAG14c127609 [2020-11-28 04:42:21,957 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:42:21,958 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/sv-benchmarks/c/pthread-ext/05_tas.i [2020-11-28 04:42:21,992 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/data/63bcec3f2/e020c9ef42944ff9b01f773edc45507b/FLAG14c127609 [2020-11-28 04:42:22,202 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/data/63bcec3f2/e020c9ef42944ff9b01f773edc45507b [2020-11-28 04:42:22,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:42:22,209 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:42:22,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:22,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:42:22,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:42:22,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:22" (1/1) ... [2020-11-28 04:42:22,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@265db610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:22, skipping insertion in model container [2020-11-28 04:42:22,227 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:22" (1/1) ... [2020-11-28 04:42:22,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:42:22,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:42:22,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:22,752 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:42:22,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:22,928 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:42:22,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:22 WrapperNode [2020-11-28 04:42:22,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:22,931 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:22,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:42:22,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:42:22,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:22" (1/1) ... [2020-11-28 04:42:22,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:22" (1/1) ... [2020-11-28 04:42:23,013 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:23,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:42:23,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:42:23,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:42:23,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:22" (1/1) ... [2020-11-28 04:42:23,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:22" (1/1) ... [2020-11-28 04:42:23,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:22" (1/1) ... [2020-11-28 04:42:23,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:22" (1/1) ... [2020-11-28 04:42:23,041 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:22" (1/1) ... [2020-11-28 04:42:23,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:22" (1/1) ... [2020-11-28 04:42:23,049 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:22" (1/1) ... [2020-11-28 04:42:23,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:42:23,054 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:42:23,054 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:42:23,054 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:42:23,055 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:23,130 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:42:23,130 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:42:23,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:42:23,131 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-28 04:42:23,131 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-28 04:42:23,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:42:23,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:42:23,131 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_TAS [2020-11-28 04:42:23,131 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_TAS [2020-11-28 04:42:23,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:42:23,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:42:23,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:42:23,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:42:23,134 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:42:23,674 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:42:23,677 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-11-28 04:42:23,679 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_TASENTRY is neither atomic block end nor error location. [2020-11-28 04:42:23,681 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-28 04:42:23,689 INFO L168 Benchmark]: Toolchain (without parser) took 1478.56 ms. Allocated memory was 79.7 MB in the beginning and 104.9 MB in the end (delta: 25.2 MB). Free memory was 44.8 MB in the beginning and 61.7 MB in the end (delta: -16.9 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:23,690 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 79.7 MB. Free memory was 52.4 MB in the beginning and 52.4 MB in the end (delta: 29.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:42:23,691 INFO L168 Benchmark]: CACSL2BoogieTranslator took 716.49 ms. Allocated memory was 79.7 MB in the beginning and 104.9 MB in the end (delta: 25.2 MB). Free memory was 44.7 MB in the beginning and 63.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:23,692 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.06 ms. Allocated memory is still 104.9 MB. Free memory was 63.0 MB in the beginning and 61.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:23,693 INFO L168 Benchmark]: Boogie Preprocessor took 38.34 ms. Allocated memory is still 104.9 MB. Free memory was 61.1 MB in the beginning and 59.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:23,694 INFO L168 Benchmark]: RCFGBuilder took 632.64 ms. Allocated memory is still 104.9 MB. Free memory was 59.7 MB in the beginning and 61.7 MB in the end (delta: -2.0 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:23,698 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 79.7 MB. Free memory was 52.4 MB in the beginning and 52.4 MB in the end (delta: 29.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 716.49 ms. Allocated memory was 79.7 MB in the beginning and 104.9 MB in the end (delta: 25.2 MB). Free memory was 44.7 MB in the beginning and 63.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 83.06 ms. Allocated memory is still 104.9 MB. Free memory was 63.0 MB in the beginning and 61.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 38.34 ms. Allocated memory is still 104.9 MB. Free memory was 61.1 MB in the beginning and 59.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 632.64 ms. Allocated memory is still 104.9 MB. Free memory was 59.7 MB in the beginning and 61.7 MB in the end (delta: -2.0 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:42:26,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:42:26,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:42:26,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:42:26,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:42:26,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:42:26,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:42:26,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:42:26,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:42:26,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:42:26,644 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:42:26,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:42:26,646 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:42:26,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:42:26,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:42:26,652 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:42:26,653 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:42:26,655 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:42:26,658 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:42:26,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:42:26,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:42:26,666 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:42:26,668 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:42:26,669 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:42:26,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:42:26,674 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:42:26,675 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:42:26,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:42:26,677 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:42:26,679 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:42:26,679 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:42:26,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:42:26,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:42:26,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:42:26,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:42:26,686 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:42:26,687 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:42:26,687 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:42:26,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:42:26,689 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:42:26,691 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:42:26,692 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:42:26,723 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:42:26,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:42:26,725 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:42:26,725 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:42:26,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:42:26,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:42:26,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:42:26,728 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:42:26,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:42:26,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:42:26,729 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:42:26,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:42:26,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:42:26,730 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:42:26,731 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:42:26,731 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:42:26,731 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:42:26,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:42:26,732 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:42:26,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:42:26,733 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:42:26,734 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:42:26,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:42:26,738 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:42:26,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:26,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:42:26,739 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:42:26,739 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:42:26,740 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:42:26,740 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:42:26,740 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:42:26,741 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:42:26,741 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:42:26,741 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf2d34e5021d5abdfc442d361225a6c216939b97 [2020-11-28 04:42:27,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:42:27,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:42:27,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:42:27,336 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:42:27,340 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:42:27,341 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/../../sv-benchmarks/c/pthread-ext/05_tas.i [2020-11-28 04:42:27,414 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/data/27e56aa22/5908f5674dcc421ca1e572d89e1bc8ef/FLAG52ec1ba0a [2020-11-28 04:42:28,171 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:42:28,172 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/sv-benchmarks/c/pthread-ext/05_tas.i [2020-11-28 04:42:28,192 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/data/27e56aa22/5908f5674dcc421ca1e572d89e1bc8ef/FLAG52ec1ba0a [2020-11-28 04:42:28,365 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/data/27e56aa22/5908f5674dcc421ca1e572d89e1bc8ef [2020-11-28 04:42:28,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:42:28,369 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:42:28,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:28,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:42:28,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:42:28,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:28" (1/1) ... [2020-11-28 04:42:28,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38e287e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:28, skipping insertion in model container [2020-11-28 04:42:28,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:28" (1/1) ... [2020-11-28 04:42:28,394 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:42:28,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:42:28,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:28,900 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:42:28,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:29,074 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:42:29,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:29 WrapperNode [2020-11-28 04:42:29,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:29,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:29,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:42:29,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:42:29,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:29" (1/1) ... [2020-11-28 04:42:29,106 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:29" (1/1) ... [2020-11-28 04:42:29,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:29,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:42:29,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:42:29,132 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:42:29,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:29" (1/1) ... [2020-11-28 04:42:29,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:29" (1/1) ... [2020-11-28 04:42:29,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:29" (1/1) ... [2020-11-28 04:42:29,147 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:29" (1/1) ... [2020-11-28 04:42:29,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:29" (1/1) ... [2020-11-28 04:42:29,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:29" (1/1) ... [2020-11-28 04:42:29,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:29" (1/1) ... [2020-11-28 04:42:29,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:42:29,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:42:29,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:42:29,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:42:29,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_281ef558-ee21-48ec-b430-4e228f8ad655/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:29,250 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:42:29,250 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:42:29,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:42:29,251 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-28 04:42:29,251 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-28 04:42:29,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:42:29,251 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_TAS [2020-11-28 04:42:29,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_TAS [2020-11-28 04:42:29,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:42:29,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:42:29,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:42:29,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-28 04:42:29,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:42:29,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:42:29,254 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:42:30,028 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:42:30,029 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-11-28 04:42:30,030 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_TASENTRY is neither atomic block end nor error location. [2020-11-28 04:42:30,030 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-28 04:42:30,037 INFO L168 Benchmark]: Toolchain (without parser) took 1665.34 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 35.0 MB in the beginning and 43.8 MB in the end (delta: -8.8 MB). Peak memory consumption was 20.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:30,038 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 56.6 MB. Free memory was 39.3 MB in the beginning and 39.2 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:42:30,041 INFO L168 Benchmark]: CACSL2BoogieTranslator took 704.20 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 34.6 MB in the beginning and 53.0 MB in the end (delta: -18.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:30,042 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.25 ms. Allocated memory is still 75.5 MB. Free memory was 53.0 MB in the beginning and 50.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:30,044 INFO L168 Benchmark]: Boogie Preprocessor took 41.02 ms. Allocated memory is still 75.5 MB. Free memory was 50.9 MB in the beginning and 49.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:30,045 INFO L168 Benchmark]: RCFGBuilder took 859.39 ms. Allocated memory is still 75.5 MB. Free memory was 49.2 MB in the beginning and 43.8 MB in the end (delta: 5.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:30,056 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 56.6 MB. Free memory was 39.3 MB in the beginning and 39.2 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 704.20 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 34.6 MB in the beginning and 53.0 MB in the end (delta: -18.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 55.25 ms. Allocated memory is still 75.5 MB. Free memory was 53.0 MB in the beginning and 50.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.02 ms. Allocated memory is still 75.5 MB. Free memory was 50.9 MB in the beginning and 49.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 859.39 ms. Allocated memory is still 75.5 MB. Free memory was 49.2 MB in the beginning and 43.8 MB in the end (delta: 5.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...