./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.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_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/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 8f49e3e57be8ada52dade73fc11c5953448cbc02 ...................................................................................................................................................................................................... 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_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/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 8f49e3e57be8ada52dade73fc11c5953448cbc02 ........................................................................................................................................................................................................... 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 04:38:40,770 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:38:40,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:38:40,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:38:40,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:38:40,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:38:40,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:38:40,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:38:40,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:38:40,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:38:40,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:38:40,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:38:40,857 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:38:40,861 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:38:40,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:38:40,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:38:40,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:38:40,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:38:40,875 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:38:40,882 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:38:40,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:38:40,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:38:40,888 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:38:40,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:38:40,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:38:40,898 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:38:40,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:38:40,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:38:40,902 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:38:40,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:38:40,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:38:40,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:38:40,907 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:38:40,908 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:38:40,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:38:40,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:38:40,911 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:38:40,911 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:38:40,911 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:38:40,912 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:38:40,913 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:38:40,916 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:38:40,953 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:38:40,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:38:40,955 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:38:40,955 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:38:40,956 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:38:40,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:38:40,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:38:40,957 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:38:40,957 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:38:40,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:38:40,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:38:40,959 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:38:40,959 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:38:40,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:38:40,960 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:38:40,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:38:40,960 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:38:40,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:38:40,961 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:38:40,961 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:38:40,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:38:40,961 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:38:40,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:38:40,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:38:40,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:38:40,971 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:38:40,972 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:38:40,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:38:40,972 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:38:40,974 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_9ed6b79e-f772-4b39-9e1b-de5144f520ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f49e3e57be8ada52dade73fc11c5953448cbc02 [2020-11-28 04:38:41,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:38:41,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:38:41,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:38:41,337 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:38:41,337 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:38:41,338 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2020-11-28 04:38:41,407 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/data/a526c924c/21f824a060d24af988abcc3d2b94df67/FLAG2483167ee [2020-11-28 04:38:42,055 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:38:42,056 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2020-11-28 04:38:42,100 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/data/a526c924c/21f824a060d24af988abcc3d2b94df67/FLAG2483167ee [2020-11-28 04:38:42,290 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/data/a526c924c/21f824a060d24af988abcc3d2b94df67 [2020-11-28 04:38:42,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:38:42,295 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:38:42,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:42,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:38:42,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:38:42,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:42" (1/1) ... [2020-11-28 04:38:42,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1530918b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:42, skipping insertion in model container [2020-11-28 04:38:42,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:42" (1/1) ... [2020-11-28 04:38:42,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:38:42,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:38:42,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:38:42,830 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:38:42,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:38:43,054 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:38:43,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:43 WrapperNode [2020-11-28 04:38:43,055 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:43,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:38:43,057 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:38:43,057 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:38:43,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:43" (1/1) ... [2020-11-28 04:38:43,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:43" (1/1) ... [2020-11-28 04:38:43,130 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:38:43,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:38:43,131 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:38:43,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:38:43,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:43" (1/1) ... [2020-11-28 04:38:43,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:43" (1/1) ... [2020-11-28 04:38:43,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:43" (1/1) ... [2020-11-28 04:38:43,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:43" (1/1) ... [2020-11-28 04:38:43,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:43" (1/1) ... [2020-11-28 04:38:43,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:43" (1/1) ... [2020-11-28 04:38:43,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:43" (1/1) ... [2020-11-28 04:38:43,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:38:43,205 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:38:43,205 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:38:43,206 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:38:43,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/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 04:38:43,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:38:43,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-28 04:38:43,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-28 04:38:43,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:38:43,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:38:43,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:38:43,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:38:43,291 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-28 04:38:43,292 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-28 04:38:43,292 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-28 04:38:43,292 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-28 04:38:43,292 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-11-28 04:38:43,292 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-11-28 04:38:43,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:38:43,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:38:43,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:38:43,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:38:43,295 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 04:38:47,491 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:38:47,491 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-28 04:38:47,492 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L767 is neither atomic block end nor error location. [2020-11-28 04:38:47,493 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 04:38:47,498 INFO L168 Benchmark]: Toolchain (without parser) took 5201.26 ms. Allocated memory was 88.1 MB in the beginning and 190.8 MB in the end (delta: 102.8 MB). Free memory was 67.2 MB in the beginning and 101.6 MB in the end (delta: -34.4 MB). Peak memory consumption was 107.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:47,498 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 88.1 MB. Free memory was 63.8 MB in the beginning and 63.8 MB in the end (delta: 61.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:38:47,499 INFO L168 Benchmark]: CACSL2BoogieTranslator took 756.95 ms. Allocated memory was 88.1 MB in the beginning and 138.4 MB in the end (delta: 50.3 MB). Free memory was 67.0 MB in the beginning and 111.8 MB in the end (delta: -44.9 MB). Peak memory consumption was 36.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:47,500 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.78 ms. Allocated memory is still 138.4 MB. Free memory was 111.8 MB in the beginning and 109.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:47,501 INFO L168 Benchmark]: Boogie Preprocessor took 73.59 ms. Allocated memory is still 138.4 MB. Free memory was 109.3 MB in the beginning and 106.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:47,502 INFO L168 Benchmark]: RCFGBuilder took 4290.44 ms. Allocated memory was 138.4 MB in the beginning and 190.8 MB in the end (delta: 52.4 MB). Free memory was 106.7 MB in the beginning and 101.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 95.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:47,506 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 88.1 MB. Free memory was 63.8 MB in the beginning and 63.8 MB in the end (delta: 61.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 756.95 ms. Allocated memory was 88.1 MB in the beginning and 138.4 MB in the end (delta: 50.3 MB). Free memory was 67.0 MB in the beginning and 111.8 MB in the end (delta: -44.9 MB). Peak memory consumption was 36.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 73.78 ms. Allocated memory is still 138.4 MB. Free memory was 111.8 MB in the beginning and 109.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 73.59 ms. Allocated memory is still 138.4 MB. Free memory was 109.3 MB in the beginning and 106.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4290.44 ms. Allocated memory was 138.4 MB in the beginning and 190.8 MB in the end (delta: 52.4 MB). Free memory was 106.7 MB in the beginning and 101.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 95.8 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 04:38:50,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:38:50,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:38:50,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:38:50,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:38:50,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:38:50,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:38:50,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:38:50,051 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:38:50,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:38:50,053 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:38:50,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:38:50,060 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:38:50,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:38:50,063 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:38:50,065 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:38:50,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:38:50,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:38:50,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:38:50,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:38:50,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:38:50,078 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:38:50,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:38:50,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:38:50,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:38:50,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:38:50,087 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:38:50,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:38:50,088 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:38:50,090 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:38:50,090 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:38:50,091 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:38:50,092 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:38:50,094 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:38:50,095 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:38:50,096 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:38:50,097 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:38:50,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:38:50,098 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:38:50,099 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:38:50,100 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:38:50,111 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:38:50,147 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:38:50,150 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:38:50,151 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:38:50,152 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:38:50,152 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:38:50,153 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:38:50,153 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:38:50,153 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:38:50,153 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:38:50,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:38:50,154 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:38:50,154 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:38:50,154 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:38:50,154 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:38:50,155 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:38:50,155 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:38:50,155 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:38:50,155 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:38:50,155 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:38:50,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:38:50,156 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:38:50,156 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:38:50,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:38:50,156 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:38:50,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:38:50,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:38:50,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:38:50,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:38:50,157 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:38:50,158 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:38:50,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:38:50,158 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:38:50,158 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:38:50,158 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_9ed6b79e-f772-4b39-9e1b-de5144f520ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f49e3e57be8ada52dade73fc11c5953448cbc02 [2020-11-28 04:38:50,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:38:50,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:38:50,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:38:50,595 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:38:50,596 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:38:50,597 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2020-11-28 04:38:50,661 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/data/0b82f3673/19479ef60ced4c65842cf8881bad0f6c/FLAG5943392e1 [2020-11-28 04:38:51,312 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:38:51,313 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2020-11-28 04:38:51,348 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/data/0b82f3673/19479ef60ced4c65842cf8881bad0f6c/FLAG5943392e1 [2020-11-28 04:38:51,578 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/bin/ukojak/data/0b82f3673/19479ef60ced4c65842cf8881bad0f6c [2020-11-28 04:38:51,581 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:38:51,582 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:38:51,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:51,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:38:51,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:38:51,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:51" (1/1) ... [2020-11-28 04:38:51,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d2071e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:51, skipping insertion in model container [2020-11-28 04:38:51,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:51" (1/1) ... [2020-11-28 04:38:51,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:38:51,680 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:38:52,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:38:52,097 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:38:52,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:38:52,334 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:38:52,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:52 WrapperNode [2020-11-28 04:38:52,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:52,338 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:38:52,339 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:38:52,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:38:52,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:52" (1/1) ... [2020-11-28 04:38:52,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:52" (1/1) ... [2020-11-28 04:38:52,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:38:52,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:38:52,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:38:52,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:38:52,448 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:52" (1/1) ... [2020-11-28 04:38:52,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:52" (1/1) ... [2020-11-28 04:38:52,463 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:52" (1/1) ... [2020-11-28 04:38:52,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:52" (1/1) ... [2020-11-28 04:38:52,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:52" (1/1) ... [2020-11-28 04:38:52,501 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:52" (1/1) ... [2020-11-28 04:38:52,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:52" (1/1) ... [2020-11-28 04:38:52,526 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:38:52,533 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:38:52,533 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:38:52,533 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:38:52,534 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9ed6b79e-f772-4b39-9e1b-de5144f520ff/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 04:38:52,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:38:52,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-28 04:38:52,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-28 04:38:52,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:38:52,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:38:52,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:38:52,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:38:52,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:38:52,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-28 04:38:52,612 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-28 04:38:52,613 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-28 04:38:52,613 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-28 04:38:52,613 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-28 04:38:52,613 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-11-28 04:38:52,613 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-11-28 04:38:52,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:38:52,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:38:52,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:38:52,616 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 04:38:57,268 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:38:57,268 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-28 04:38:57,269 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L767 is neither atomic block end nor error location. [2020-11-28 04:38:57,270 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 04:38:57,274 INFO L168 Benchmark]: Toolchain (without parser) took 5690.95 ms. Allocated memory was 54.5 MB in the beginning and 148.9 MB in the end (delta: 94.4 MB). Free memory was 29.9 MB in the beginning and 78.7 MB in the end (delta: -48.8 MB). Peak memory consumption was 51.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:57,275 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 54.5 MB. Free memory was 36.7 MB in the beginning and 36.7 MB in the end (delta: 24.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:38:57,276 INFO L168 Benchmark]: CACSL2BoogieTranslator took 753.71 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 29.8 MB in the beginning and 40.5 MB in the end (delta: -10.7 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:57,277 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.01 ms. Allocated memory is still 67.1 MB. Free memory was 40.5 MB in the beginning and 38.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:57,277 INFO L168 Benchmark]: Boogie Preprocessor took 92.42 ms. Allocated memory is still 67.1 MB. Free memory was 38.0 MB in the beginning and 34.8 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:57,278 INFO L168 Benchmark]: RCFGBuilder took 4739.32 ms. Allocated memory was 67.1 MB in the beginning and 148.9 MB in the end (delta: 81.8 MB). Free memory was 34.8 MB in the beginning and 78.7 MB in the end (delta: -44.0 MB). Peak memory consumption was 42.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:57,287 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 54.5 MB. Free memory was 36.7 MB in the beginning and 36.7 MB in the end (delta: 24.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 753.71 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 29.8 MB in the beginning and 40.5 MB in the end (delta: -10.7 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 100.01 ms. Allocated memory is still 67.1 MB. Free memory was 40.5 MB in the beginning and 38.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 92.42 ms. Allocated memory is still 67.1 MB. Free memory was 38.0 MB in the beginning and 34.8 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4739.32 ms. Allocated memory was 67.1 MB in the beginning and 148.9 MB in the end (delta: 81.8 MB). Free memory was 34.8 MB in the beginning and 78.7 MB in the end (delta: -44.0 MB). Peak memory consumption was 42.6 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...