./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d1f28632ee7f312e6c73628a94e0daaebaf566ee .................................................................................................................................................................................................. 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_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d1f28632ee7f312e6c73628a94e0daaebaf566ee ..................................................................................................................................................................................................... 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 0.2.0-69874e2 [2020-12-01 14:53:24,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 14:53:24,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 14:53:24,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 14:53:24,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 14:53:24,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 14:53:24,881 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 14:53:24,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 14:53:24,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 14:53:24,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 14:53:24,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 14:53:24,890 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 14:53:24,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 14:53:24,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 14:53:24,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 14:53:24,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 14:53:24,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 14:53:24,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 14:53:24,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 14:53:24,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 14:53:24,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 14:53:24,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 14:53:24,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 14:53:24,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 14:53:24,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 14:53:24,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 14:53:24,923 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 14:53:24,924 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 14:53:24,925 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 14:53:24,926 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 14:53:24,926 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 14:53:24,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 14:53:24,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 14:53:24,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 14:53:24,931 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 14:53:24,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 14:53:24,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 14:53:24,939 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 14:53:24,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 14:53:24,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 14:53:24,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 14:53:24,944 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-01 14:53:24,991 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 14:53:24,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 14:53:24,993 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 14:53:24,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 14:53:24,993 INFO L138 SettingsManager]: * Use SBE=true [2020-12-01 14:53:24,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 14:53:24,994 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 14:53:24,994 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 14:53:24,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 14:53:24,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 14:53:24,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 14:53:24,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 14:53:24,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 14:53:24,997 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 14:53:24,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 14:53:24,997 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 14:53:24,997 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 14:53:24,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 14:53:24,998 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-01 14:53:24,998 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 14:53:24,998 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-01 14:53:24,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 14:53:24,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 14:53:24,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 14:53:24,999 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 14:53:25,000 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-01 14:53:25,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 14:53:25,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 14:53:25,000 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-01 14:53:25,000 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_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1f28632ee7f312e6c73628a94e0daaebaf566ee [2020-12-01 14:53:25,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 14:53:25,317 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 14:53:25,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 14:53:25,321 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 14:53:25,322 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 14:53:25,323 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2020-12-01 14:53:25,423 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/data/272508f15/d431f06e5d9640948bb15e937a61dfb3/FLAG5fec75d8c [2020-12-01 14:53:25,994 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 14:53:25,995 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2020-12-01 14:53:26,020 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/data/272508f15/d431f06e5d9640948bb15e937a61dfb3/FLAG5fec75d8c [2020-12-01 14:53:26,322 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/data/272508f15/d431f06e5d9640948bb15e937a61dfb3 [2020-12-01 14:53:26,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 14:53:26,326 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 14:53:26,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 14:53:26,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 14:53:26,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 14:53:26,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:53:26" (1/1) ... [2020-12-01 14:53:26,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@675f9351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:26, skipping insertion in model container [2020-12-01 14:53:26,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:53:26" (1/1) ... [2020-12-01 14:53:26,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 14:53:26,403 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 14:53:26,602 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-01 14:53:26,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 14:53:26,807 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 14:53:26,839 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-01 14:53:26,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 14:53:26,983 INFO L208 MainTranslator]: Completed translation [2020-12-01 14:53:26,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:26 WrapperNode [2020-12-01 14:53:26,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 14:53:26,986 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 14:53:26,987 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 14:53:26,988 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 14:53:26,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:26" (1/1) ... [2020-12-01 14:53:27,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:26" (1/1) ... [2020-12-01 14:53:27,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 14:53:27,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 14:53:27,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 14:53:27,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 14:53:27,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:26" (1/1) ... [2020-12-01 14:53:27,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:26" (1/1) ... [2020-12-01 14:53:27,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:26" (1/1) ... [2020-12-01 14:53:27,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:26" (1/1) ... [2020-12-01 14:53:27,080 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:26" (1/1) ... [2020-12-01 14:53:27,084 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:26" (1/1) ... [2020-12-01 14:53:27,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:26" (1/1) ... [2020-12-01 14:53:27,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 14:53:27,097 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 14:53:27,097 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 14:53:27,097 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 14:53:27,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 14:53:27,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 14:53:27,157 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-12-01 14:53:27,158 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-12-01 14:53:27,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 14:53:27,158 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 14:53:27,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 14:53:27,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 14:53:27,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 14:53:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 14:53:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 14:53:27,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 14:53:27,160 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 14:53:28,006 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 14:53:28,007 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-01 14:53:28,008 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor error location. [2020-12-01 14:53:28,009 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) [2020-12-01 14:53:28,014 INFO L168 Benchmark]: Toolchain (without parser) took 1686.18 ms. Allocated memory was 88.1 MB in the beginning and 130.0 MB in the end (delta: 41.9 MB). Free memory was 53.0 MB in the beginning and 82.0 MB in the end (delta: -28.9 MB). Peak memory consumption was 24.5 MB. Max. memory is 16.1 GB. [2020-12-01 14:53:28,015 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 88.1 MB. Free memory was 62.8 MB in the beginning and 62.8 MB in the end (delta: 27.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 14:53:28,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 657.15 ms. Allocated memory was 88.1 MB in the beginning and 130.0 MB in the end (delta: 41.9 MB). Free memory was 52.9 MB in the beginning and 86.9 MB in the end (delta: -34.0 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. [2020-12-01 14:53:28,017 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.09 ms. Allocated memory is still 130.0 MB. Free memory was 86.9 MB in the beginning and 85.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 14:53:28,018 INFO L168 Benchmark]: Boogie Preprocessor took 34.60 ms. Allocated memory is still 130.0 MB. Free memory was 85.0 MB in the beginning and 83.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 14:53:28,019 INFO L168 Benchmark]: RCFGBuilder took 914.84 ms. Allocated memory is still 130.0 MB. Free memory was 83.7 MB in the beginning and 82.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. [2020-12-01 14:53:28,023 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 88.1 MB. Free memory was 62.8 MB in the beginning and 62.8 MB in the end (delta: 27.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 657.15 ms. Allocated memory was 88.1 MB in the beginning and 130.0 MB in the end (delta: 41.9 MB). Free memory was 52.9 MB in the beginning and 86.9 MB in the end (delta: -34.0 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 75.09 ms. Allocated memory is still 130.0 MB. Free memory was 86.9 MB in the beginning and 85.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 34.60 ms. Allocated memory is still 130.0 MB. Free memory was 85.0 MB in the beginning and 83.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 914.84 ms. Allocated memory is still 130.0 MB. Free memory was 83.7 MB in the beginning and 82.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 14.3 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 0.2.0-69874e2 [2020-12-01 14:53:30,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 14:53:30,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 14:53:30,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 14:53:30,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 14:53:30,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 14:53:30,660 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 14:53:30,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 14:53:30,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 14:53:30,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 14:53:30,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 14:53:30,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 14:53:30,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 14:53:30,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 14:53:30,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 14:53:30,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 14:53:30,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 14:53:30,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 14:53:30,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 14:53:30,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 14:53:30,721 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 14:53:30,723 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 14:53:30,725 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 14:53:30,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 14:53:30,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 14:53:30,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 14:53:30,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 14:53:30,741 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 14:53:30,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 14:53:30,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 14:53:30,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 14:53:30,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 14:53:30,747 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 14:53:30,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 14:53:30,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 14:53:30,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 14:53:30,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 14:53:30,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 14:53:30,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 14:53:30,754 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 14:53:30,754 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 14:53:30,755 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-12-01 14:53:30,802 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 14:53:30,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 14:53:30,805 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 14:53:30,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 14:53:30,806 INFO L138 SettingsManager]: * Use SBE=true [2020-12-01 14:53:30,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 14:53:30,806 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 14:53:30,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 14:53:30,807 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 14:53:30,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 14:53:30,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 14:53:30,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 14:53:30,808 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 14:53:30,809 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 14:53:30,809 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 14:53:30,809 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 14:53:30,809 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 14:53:30,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 14:53:30,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 14:53:30,810 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-01 14:53:30,810 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 14:53:30,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-01 14:53:30,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 14:53:30,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 14:53:30,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 14:53:30,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 14:53:30,812 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-12-01 14:53:30,812 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 14:53:30,812 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 14:53:30,812 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-01 14:53:30,813 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 14:53:30,813 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_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1f28632ee7f312e6c73628a94e0daaebaf566ee [2020-12-01 14:53:31,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 14:53:31,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 14:53:31,252 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 14:53:31,253 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 14:53:31,254 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 14:53:31,255 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2020-12-01 14:53:31,329 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/data/07756c2a8/f7c7d92104754fb68dfa9ed692589ecb/FLAGa75a47411 [2020-12-01 14:53:31,969 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 14:53:31,970 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2020-12-01 14:53:31,990 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/data/07756c2a8/f7c7d92104754fb68dfa9ed692589ecb/FLAGa75a47411 [2020-12-01 14:53:32,216 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/data/07756c2a8/f7c7d92104754fb68dfa9ed692589ecb [2020-12-01 14:53:32,219 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 14:53:32,220 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 14:53:32,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 14:53:32,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 14:53:32,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 14:53:32,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:53:32" (1/1) ... [2020-12-01 14:53:32,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2091a719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:32, skipping insertion in model container [2020-12-01 14:53:32,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:53:32" (1/1) ... [2020-12-01 14:53:32,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 14:53:32,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 14:53:32,454 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-01 14:53:32,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 14:53:32,714 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 14:53:32,750 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-01 14:53:32,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 14:53:32,896 INFO L208 MainTranslator]: Completed translation [2020-12-01 14:53:32,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:32 WrapperNode [2020-12-01 14:53:32,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 14:53:32,900 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 14:53:32,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 14:53:32,901 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 14:53:32,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:32" (1/1) ... [2020-12-01 14:53:32,950 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:32" (1/1) ... [2020-12-01 14:53:32,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 14:53:32,982 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 14:53:32,982 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 14:53:32,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 14:53:32,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:32" (1/1) ... [2020-12-01 14:53:32,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:32" (1/1) ... [2020-12-01 14:53:33,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:32" (1/1) ... [2020-12-01 14:53:33,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:32" (1/1) ... [2020-12-01 14:53:33,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:32" (1/1) ... [2020-12-01 14:53:33,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:32" (1/1) ... [2020-12-01 14:53:33,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:32" (1/1) ... [2020-12-01 14:53:33,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 14:53:33,048 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 14:53:33,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 14:53:33,049 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 14:53:33,050 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_841f83cf-3021-4ce5-9f79-25b8ec0f2d3c/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 14:53:33,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 14:53:33,123 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-12-01 14:53:33,123 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-12-01 14:53:33,124 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 14:53:33,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 14:53:33,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 14:53:33,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 14:53:33,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 14:53:33,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-01 14:53:33,124 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 14:53:33,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 14:53:33,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 14:53:33,126 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 14:53:33,907 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 14:53:33,907 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-01 14:53:33,908 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor error location. [2020-12-01 14:53:33,909 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) [2020-12-01 14:53:33,913 INFO L168 Benchmark]: Toolchain (without parser) took 1691.97 ms. Allocated memory is still 77.6 MB. Free memory was 54.8 MB in the beginning and 30.1 MB in the end (delta: 24.7 MB). Peak memory consumption was 30.5 MB. Max. memory is 16.1 GB. [2020-12-01 14:53:33,914 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 54.5 MB. Free memory was 35.6 MB in the beginning and 35.6 MB in the end (delta: 41.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 14:53:33,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 676.98 ms. Allocated memory is still 77.6 MB. Free memory was 54.6 MB in the beginning and 39.3 MB in the end (delta: 15.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 14:53:33,916 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.51 ms. Allocated memory is still 77.6 MB. Free memory was 39.3 MB in the beginning and 37.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 14:53:33,916 INFO L168 Benchmark]: Boogie Preprocessor took 66.08 ms. Allocated memory is still 77.6 MB. Free memory was 37.6 MB in the beginning and 35.8 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 14:53:33,917 INFO L168 Benchmark]: RCFGBuilder took 862.85 ms. Allocated memory is still 77.6 MB. Free memory was 35.8 MB in the beginning and 30.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 14.1 MB. Max. memory is 16.1 GB. [2020-12-01 14:53:33,921 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 35.6 MB in the beginning and 35.6 MB in the end (delta: 41.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 676.98 ms. Allocated memory is still 77.6 MB. Free memory was 54.6 MB in the beginning and 39.3 MB in the end (delta: 15.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.51 ms. Allocated memory is still 77.6 MB. Free memory was 39.3 MB in the beginning and 37.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 66.08 ms. Allocated memory is still 77.6 MB. Free memory was 37.6 MB in the beginning and 35.8 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 862.85 ms. Allocated memory is still 77.6 MB. Free memory was 35.8 MB in the beginning and 30.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 14.1 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...