./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/lamport.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_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/lamport.i -s /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/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 78dd3e229728265c0b15a8284c5b0b9fe0d28799 ............................................................................................................................................................................................................. 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_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/lamport.i -s /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/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 78dd3e229728265c0b15a8284c5b0b9fe0d28799 ................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:38:19,991 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:38:19,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:38:20,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:38:20,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:38:20,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:38:20,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:38:20,076 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:38:20,079 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:38:20,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:38:20,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:38:20,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:38:20,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:38:20,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:38:20,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:38:20,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:38:20,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:38:20,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:38:20,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:38:20,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:38:20,122 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:38:20,123 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:38:20,125 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:38:20,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:38:20,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:38:20,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:38:20,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:38:20,132 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:38:20,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:38:20,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:38:20,135 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:38:20,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:38:20,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:38:20,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:38:20,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:38:20,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:38:20,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:38:20,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:38:20,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:38:20,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:38:20,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:38:20,147 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:38:20,186 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:38:20,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:38:20,194 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:38:20,195 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:38:20,195 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:38:20,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:38:20,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:38:20,196 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:38:20,196 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:38:20,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:38:20,198 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:38:20,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:38:20,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:38:20,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:38:20,199 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:38:20,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:38:20,199 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:38:20,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:38:20,199 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:38:20,200 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:38:20,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:38:20,200 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:38:20,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:38:20,200 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:38:20,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:38:20,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:38:20,201 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:38:20,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:38:20,201 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:38:20,203 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_84cfa6cb-eb11-4e73-8055-c4eb20094e28/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78dd3e229728265c0b15a8284c5b0b9fe0d28799 [2020-11-28 04:38:20,499 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:38:20,544 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:38:20,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:38:20,551 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:38:20,552 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:38:20,553 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/lamport.i [2020-11-28 04:38:20,628 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/data/e62d49e09/52086c325d0e4745834bbf8aa3f1ec0e/FLAGa2bfa247e [2020-11-28 04:38:21,242 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:38:21,242 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/sv-benchmarks/c/pthread-atomic/lamport.i [2020-11-28 04:38:21,281 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/data/e62d49e09/52086c325d0e4745834bbf8aa3f1ec0e/FLAGa2bfa247e [2020-11-28 04:38:21,545 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/data/e62d49e09/52086c325d0e4745834bbf8aa3f1ec0e [2020-11-28 04:38:21,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:38:21,555 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:38:21,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:21,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:38:21,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:38:21,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:21" (1/1) ... [2020-11-28 04:38:21,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e98911c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:21, skipping insertion in model container [2020-11-28 04:38:21,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:21" (1/1) ... [2020-11-28 04:38:21,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:38:21,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:38:21,898 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-28 04:38:22,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:38:22,152 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:38:22,174 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-28 04:38:22,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:38:22,320 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:38:22,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:22 WrapperNode [2020-11-28 04:38:22,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:22,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:38:22,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:38:22,323 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:38:22,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:22" (1/1) ... [2020-11-28 04:38:22,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:22" (1/1) ... [2020-11-28 04:38:22,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:38:22,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:38:22,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:38:22,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:38:22,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:22" (1/1) ... [2020-11-28 04:38:22,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:22" (1/1) ... [2020-11-28 04:38:22,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:22" (1/1) ... [2020-11-28 04:38:22,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:22" (1/1) ... [2020-11-28 04:38:22,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:22" (1/1) ... [2020-11-28 04:38:22,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:22" (1/1) ... [2020-11-28 04:38:22,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:22" (1/1) ... [2020-11-28 04:38:22,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:38:22,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:38:22,435 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:38:22,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:38:22,437 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/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 04:38:22,516 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:38:22,517 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:38:22,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:38:22,517 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-11-28 04:38:22,517 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-11-28 04:38:22,518 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-28 04:38:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-28 04:38:22,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:38:22,518 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:38:22,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:38:22,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:38:22,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:38:22,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:38:22,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:38:22,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:38:22,521 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 04:38:23,034 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:38:23,034 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-11-28 04:38:23,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:38:23 BoogieIcfgContainer [2020-11-28 04:38:23,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:38:23,038 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:38:23,038 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:38:23,050 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:38:23,050 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:38:23" (1/1) ... [2020-11-28 04:38:23,051 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java: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 04:38:23,056 INFO L168 Benchmark]: Toolchain (without parser) took 1500.07 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 61.3 MB in the beginning and 64.4 MB in the end (delta: -3.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:23,057 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 90.2 MB. Free memory is still 49.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:38:23,058 INFO L168 Benchmark]: CACSL2BoogieTranslator took 764.88 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 61.1 MB in the beginning and 65.3 MB in the end (delta: -4.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:23,059 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.93 ms. Allocated memory is still 109.1 MB. Free memory was 65.3 MB in the beginning and 63.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:23,060 INFO L168 Benchmark]: Boogie Preprocessor took 65.57 ms. Allocated memory is still 109.1 MB. Free memory was 63.6 MB in the beginning and 62.1 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:38:23,061 INFO L168 Benchmark]: RCFGBuilder took 601.75 ms. Allocated memory is still 109.1 MB. Free memory was 62.1 MB in the beginning and 65.5 MB in the end (delta: -3.3 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:23,062 INFO L168 Benchmark]: CodeCheck took 16.06 ms. Allocated memory is still 109.1 MB. Free memory was 65.5 MB in the beginning and 64.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:38:23,066 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 90.2 MB. Free memory is still 49.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 764.88 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 61.1 MB in the beginning and 65.3 MB in the end (delta: -4.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 45.93 ms. Allocated memory is still 109.1 MB. Free memory was 65.3 MB in the beginning and 63.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 65.57 ms. Allocated memory is still 109.1 MB. Free memory was 63.6 MB in the beginning and 62.1 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 601.75 ms. Allocated memory is still 109.1 MB. Free memory was 62.1 MB in the beginning and 65.5 MB in the end (delta: -3.3 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. * CodeCheck took 16.06 ms. Allocated memory is still 109.1 MB. Free memory was 65.5 MB in the beginning and 64.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. 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 04:38:25,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:38:25,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:38:25,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:38:25,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:38:25,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:38:25,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:38:25,915 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:38:25,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:38:25,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:38:25,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:38:25,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:38:25,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:38:25,938 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:38:25,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:38:25,945 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:38:25,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:38:25,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:38:25,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:38:25,963 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:38:25,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:38:25,967 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:38:25,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:38:25,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:38:25,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:38:25,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:38:25,985 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:38:25,986 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:38:25,988 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:38:25,989 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:38:25,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:38:25,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:38:25,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:38:25,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:38:25,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:38:25,996 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:38:25,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:38:25,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:38:25,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:38:26,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:38:26,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:38:26,001 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:38:26,057 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:38:26,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:38:26,059 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:38:26,060 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:38:26,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:38:26,062 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:38:26,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:38:26,062 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:38:26,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:38:26,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:38:26,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:38:26,064 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:38:26,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:38:26,065 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:38:26,065 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:38:26,065 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:38:26,065 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:38:26,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:38:26,066 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:38:26,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:38:26,066 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:38:26,067 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:38:26,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:38:26,067 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:38:26,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:38:26,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:38:26,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:38:26,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:38:26,068 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:38:26,069 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:38:26,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:38:26,069 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:38:26,069 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:38:26,070 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_84cfa6cb-eb11-4e73-8055-c4eb20094e28/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78dd3e229728265c0b15a8284c5b0b9fe0d28799 [2020-11-28 04:38:26,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:38:26,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:38:26,554 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:38:26,556 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:38:26,557 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:38:26,558 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/lamport.i [2020-11-28 04:38:26,652 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/data/5415d23bb/6cf027190cb747a3ac0ce555015e390e/FLAGa97a7ac6d [2020-11-28 04:38:27,363 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:38:27,364 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/sv-benchmarks/c/pthread-atomic/lamport.i [2020-11-28 04:38:27,383 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/data/5415d23bb/6cf027190cb747a3ac0ce555015e390e/FLAGa97a7ac6d [2020-11-28 04:38:27,551 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/bin/ukojak/data/5415d23bb/6cf027190cb747a3ac0ce555015e390e [2020-11-28 04:38:27,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:38:27,557 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:38:27,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:27,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:38:27,566 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:38:27,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:27" (1/1) ... [2020-11-28 04:38:27,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@152f1ad4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:27, skipping insertion in model container [2020-11-28 04:38:27,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:27" (1/1) ... [2020-11-28 04:38:27,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:38:27,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:38:27,879 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-28 04:38:28,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:38:28,197 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:38:28,216 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-28 04:38:28,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:38:28,354 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:38:28,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:28 WrapperNode [2020-11-28 04:38:28,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:28,359 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:38:28,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:38:28,360 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:38:28,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:28" (1/1) ... [2020-11-28 04:38:28,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:28" (1/1) ... [2020-11-28 04:38:28,439 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:38:28,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:38:28,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:38:28,441 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:38:28,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:28" (1/1) ... [2020-11-28 04:38:28,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:28" (1/1) ... [2020-11-28 04:38:28,471 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:28" (1/1) ... [2020-11-28 04:38:28,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:28" (1/1) ... [2020-11-28 04:38:28,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:28" (1/1) ... [2020-11-28 04:38:28,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:28" (1/1) ... [2020-11-28 04:38:28,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:28" (1/1) ... [2020-11-28 04:38:28,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:38:28,526 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:38:28,526 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:38:28,526 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:38:28,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_84cfa6cb-eb11-4e73-8055-c4eb20094e28/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 04:38:28,591 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:38:28,592 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:38:28,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:38:28,592 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-11-28 04:38:28,592 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-11-28 04:38:28,593 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-28 04:38:28,593 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-28 04:38:28,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:38:28,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:38:28,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:38:28,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:38:28,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:38:28,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:38:28,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:38:28,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:38:28,597 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 04:38:29,455 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:38:29,455 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-11-28 04:38:29,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:38:29 BoogieIcfgContainer [2020-11-28 04:38:29,458 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:38:29,459 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:38:29,460 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:38:29,472 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:38:29,473 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:38:29" (1/1) ... [2020-11-28 04:38:29,474 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java: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 04:38:29,480 INFO L168 Benchmark]: Toolchain (without parser) took 1921.01 ms. Allocated memory was 62.9 MB in the beginning and 86.0 MB in the end (delta: 23.1 MB). Free memory was 41.3 MB in the beginning and 49.2 MB in the end (delta: -7.8 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:29,481 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 62.9 MB. Free memory was 43.9 MB in the beginning and 43.8 MB in the end (delta: 31.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:38:29,482 INFO L168 Benchmark]: CACSL2BoogieTranslator took 796.55 ms. Allocated memory is still 62.9 MB. Free memory was 41.2 MB in the beginning and 41.0 MB in the end (delta: 206.1 kB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:29,483 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.60 ms. Allocated memory is still 62.9 MB. Free memory was 40.7 MB in the beginning and 38.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:29,484 INFO L168 Benchmark]: Boogie Preprocessor took 84.01 ms. Allocated memory is still 62.9 MB. Free memory was 38.9 MB in the beginning and 37.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:29,485 INFO L168 Benchmark]: RCFGBuilder took 932.77 ms. Allocated memory was 62.9 MB in the beginning and 86.0 MB in the end (delta: 23.1 MB). Free memory was 36.8 MB in the beginning and 50.3 MB in the end (delta: -13.4 MB). Peak memory consumption was 12.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:29,486 INFO L168 Benchmark]: CodeCheck took 18.01 ms. Allocated memory is still 86.0 MB. Free memory was 50.3 MB in the beginning and 49.2 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:38:29,491 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 62.9 MB. Free memory was 43.9 MB in the beginning and 43.8 MB in the end (delta: 31.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 796.55 ms. Allocated memory is still 62.9 MB. Free memory was 41.2 MB in the beginning and 41.0 MB in the end (delta: 206.1 kB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.60 ms. Allocated memory is still 62.9 MB. Free memory was 40.7 MB in the beginning and 38.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 84.01 ms. Allocated memory is still 62.9 MB. Free memory was 38.9 MB in the beginning and 37.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 932.77 ms. Allocated memory was 62.9 MB in the beginning and 86.0 MB in the end (delta: 23.1 MB). Free memory was 36.8 MB in the beginning and 50.3 MB in the end (delta: -13.4 MB). Peak memory consumption was 12.2 MB. Max. memory is 16.1 GB. * CodeCheck took 18.01 ms. Allocated memory is still 86.0 MB. Free memory was 50.3 MB in the beginning and 49.2 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...